[r15-2362 Regression] FAIL: g++.dg/cpp2a/consteval-prop21.C -std=c++26 (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

a9e9f772c7488ac0c09dd92f28890bdab939771a is the first bad commit
commit a9e9f772c7488ac0c09dd92f28890bdab939771a
Author: Jason Merrill 
Date:   Fri Jul 26 17:20:18 2024 -0400

c++: consteval propagation and templates [PR115986]

caused

FAIL: g++.dg/cpp2a/consteval-prop21.C  -std=c++20 (test for excess errors)
FAIL: g++.dg/cpp2a/consteval-prop21.C  -std=c++23 (test for excess errors)
FAIL: g++.dg/cpp2a/consteval-prop21.C  -std=c++26 (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-2362/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=g++.dg/cpp2a/consteval-prop21.C 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=g++.dg/cpp2a/consteval-prop21.C --target_board='unix{-m32\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r13-8949 Regression] FAIL: gcc.target/i386/avx512dq-vreducess-1b.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

bb15c4cf21dbe76df5a225342d1fbe8ecd3c7971 is the first bad commit
commit bb15c4cf21dbe76df5a225342d1fbe8ecd3c7971
Author: Haochen Jiang 
Date:   Thu Jul 25 16:12:20 2024 +0800

i386: Fix AVX512 intrin macro typo

caused

FAIL: gcc.target/i386/avx512dq-vreducesd-1b.c (test for excess errors)
FAIL: gcc.target/i386/avx512dq-vreducess-1b.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/gcc-13/releases/gcc-13/r13-8949/usr
 --enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512dq-vreducesd-1b.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512dq-vreducesd-1b.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512dq-vreducesd-1b.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512dq-vreducesd-1b.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512dq-vreducess-1b.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512dq-vreducess-1b.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512dq-vreducess-1b.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512dq-vreducess-1b.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-2378 Regression] FAIL: gfortran.dg/compiler-directive_2.f -O (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

29b1587e7d34667a1fd63071c1e4f5475cd71026 is the first bad commit
commit 29b1587e7d34667a1fd63071c1e4f5475cd71026
Author: Tobias Burnus 
Date:   Mon Jul 29 11:46:57 2024 +0200

OpenMP/Fortran: Fix handling of 'declare target' with 'link' clause 
[PR115559]

caused

FAIL: gfortran.dg/compiler-directive_2.f   -O   (test for errors, line 8)
FAIL: gfortran.dg/compiler-directive_2.f   -O  (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-2378/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/compiler-directive_2.f 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/compiler-directive_2.f 
--target_board='unix{-m32\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-2416 Regression] FAIL: gcc.target/i386/switch-exp-transform-3.c scan-tree-dump-times switchconv "Applying exponential index transform" 6 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

2b3533cd871f62923e7a4f06a826f37bf0f35c5c is the first bad commit
commit 2b3533cd871f62923e7a4f06a826f37bf0f35c5c
Author: Filip Kastl 
Date:   Tue Jul 30 18:40:29 2024 +0200

gimple ssa: Teach switch conversion to optimize powers of 2 switches

caused

FAIL: gcc.target/i386/switch-exp-transform-3.c scan-tree-dump-times switchconv 
"Applying exponential index transform" 6

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-2416/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/switch-exp-transform-3.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/switch-exp-transform-3.c 
--target_board='unix{-m32\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-2739 Regression] FAIL: gfortran.dg/class_transformational_1.f90 -O3 -g (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

4cb07a38233aadb4b389a6e5236c95f52241b6e0 is the first bad commit
commit 4cb07a38233aadb4b389a6e5236c95f52241b6e0
Author: Paul Thomas 
Date:   Tue Aug 6 06:42:27 2024 +0100

Fortran: Fix class transformational intrinsic calls [PR102689]

caused

FAIL: gfortran.dg/class_transformational_1.f90   -O3 -fomit-frame-pointer 
-funroll-loops -fpeel-loops -ftracer -finline-functions  (internal compiler 
error: in make_ssa_name_fn, at tree-ssanames.cc:355)
FAIL: gfortran.dg/class_transformational_1.f90   -O3 -fomit-frame-pointer 
-funroll-loops -fpeel-loops -ftracer -finline-functions  (test for excess 
errors)
FAIL: gfortran.dg/class_transformational_1.f90   -O3 -g  (internal compiler 
error: in make_ssa_name_fn, at tree-ssanames.cc:355)
FAIL: gfortran.dg/class_transformational_1.f90   -O3 -g  (test for excess 
errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-2739/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/class_transformational_1.f90 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/class_transformational_1.f90 
--target_board='unix{-m32\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-2758 Regression] FAIL: g++.dg/other/sse2-pr85572-1.C -std=gnu++98 scan-assembler-times \\mpxor\\M 2 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

2f759fa9f4dd78ae8d86482ccda72a335aaac404 is the first bad commit
commit 2f759fa9f4dd78ae8d86482ccda72a335aaac404
Author: Roger Sayle 
Date:   Tue Aug 6 17:19:29 2024 +0100

i386: Refactor V2DI arithmetic right shift expansion for STV.

caused

FAIL: g++.dg/other/sse2-pr85572-1.C  -std=gnu++17  scan-assembler-times 
\\mpsrlq\\M 1
FAIL: g++.dg/other/sse2-pr85572-1.C  -std=gnu++17  scan-assembler-times 
\\mpsubq\\M 2
FAIL: g++.dg/other/sse2-pr85572-1.C  -std=gnu++17  scan-assembler-times 
\\mpxor\\M 2
FAIL: g++.dg/other/sse2-pr85572-1.C  -std=gnu++26  scan-assembler-times 
\\mpsrlq\\M 1
FAIL: g++.dg/other/sse2-pr85572-1.C  -std=gnu++26  scan-assembler-times 
\\mpsubq\\M 2
FAIL: g++.dg/other/sse2-pr85572-1.C  -std=gnu++26  scan-assembler-times 
\\mpxor\\M 2
FAIL: g++.dg/other/sse2-pr85572-1.C  -std=gnu++98  scan-assembler-times 
\\mpsrlq\\M 1
FAIL: g++.dg/other/sse2-pr85572-1.C  -std=gnu++98  scan-assembler-times 
\\mpsubq\\M 2
FAIL: g++.dg/other/sse2-pr85572-1.C  -std=gnu++98  scan-assembler-times 
\\mpxor\\M 2

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-2758/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=g++.dg/other/sse2-pr85572-1.C --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=g++.dg/other/sse2-pr85572-1.C --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=g++.dg/other/sse2-pr85572-1.C --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=g++.dg/other/sse2-pr85572-1.C --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-2794 Regression] FAIL: gcc.target/i386/pr116258.c scan-assembler-times shufps 1 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

5b97d1a2102dca57918947d7e40a6ca68871 is the first bad commit
commit 5b97d1a2102dca57918947d7e40a6ca68871
Author: Richard Biener 
Date:   Wed Aug 7 13:54:53 2024 +0200

tree-optimization/116258 - do not lower PAREN_EXPR of vectors

caused

FAIL: gcc.target/i386/pr116258.c scan-assembler-times shufps 1

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-2794/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr116258.c --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr116258.c --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-2799 Regression] FAIL: libgomp.c++/static-aggr-constructor-destructor-2.C scan-tree-dump-times optimized "void _GLOBAL__off_I_" 1 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

f1bfba3a9b3f31e3e06bfd1911c9f223869ea03f is the first bad commit
commit f1bfba3a9b3f31e3e06bfd1911c9f223869ea03f
Author: Tobias Burnus 
Date:   Wed Aug 7 19:31:19 2024 +0200

OpenMP: Constructors and destructors for "declare target" static aggregates

caused

FAIL: libgomp.c++/static-aggr-constructor-destructor-1.C scan-tree-dump-times 
optimized "__attribute__\\(\\([^\n\r]*omp declare target nohost" 1
FAIL: libgomp.c++/static-aggr-constructor-destructor-1.C scan-tree-dump-times 
optimized "void _GLOBAL__off_I_v1" 1
FAIL: libgomp.c++/static-aggr-constructor-destructor-2.C scan-tree-dump-times 
optimized "__attribute__\\(\\([^\n\r]*omp declare target nohost" 1
FAIL: libgomp.c++/static-aggr-constructor-destructor-2.C scan-tree-dump-times 
optimized "void _GLOBAL__off_I_" 1

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-2799/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/x86_64-linux/libgomp/testsuite && make check 
RUNTESTFLAGS="c++.exp=libgomp.c++/static-aggr-constructor-destructor-1.C 
--target_board='unix{-m32}'"
$ cd {build_dir}/x86_64-linux/libgomp/testsuite && make check 
RUNTESTFLAGS="c++.exp=libgomp.c++/static-aggr-constructor-destructor-1.C 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libgomp/testsuite && make check 
RUNTESTFLAGS="c++.exp=libgomp.c++/static-aggr-constructor-destructor-1.C 
--target_board='unix{-m64}'"
$ cd {build_dir}/x86_64-linux/libgomp/testsuite && make check 
RUNTESTFLAGS="c++.exp=libgomp.c++/static-aggr-constructor-destructor-1.C 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libgomp/testsuite && make check 
RUNTESTFLAGS="c++.exp=libgomp.c++/static-aggr-constructor-destructor-2.C 
--target_board='unix{-m32}'"
$ cd {build_dir}/x86_64-linux/libgomp/testsuite && make check 
RUNTESTFLAGS="c++.exp=libgomp.c++/static-aggr-constructor-destructor-2.C 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libgomp/testsuite && make check 
RUNTESTFLAGS="c++.exp=libgomp.c++/static-aggr-constructor-destructor-2.C 
--target_board='unix{-m64}'"
$ cd {build_dir}/x86_64-linux/libgomp/testsuite && make check 
RUNTESTFLAGS="c++.exp=libgomp.c++/static-aggr-constructor-destructor-2.C 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-2820 Regression] FAIL: gcc.target/i386/pr105493.c scan-tree-dump-times slp1 " MEM \\[[^]]*\\] = " 4 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

ab18785840d7b8afd9f716bab9d1eab415bc4fe9 is the first bad commit
commit ab18785840d7b8afd9f716bab9d1eab415bc4fe9
Author: Manolis Tsamis 
Date:   Tue Jun 25 08:00:04 2024 -0700

Rearrange SLP nodes with duplicate statements [PR98138]

caused

FAIL: gcc.target/i386/pr105493.c scan-tree-dump-times slp1 "  MEM 
 \\[[^]]*\\] = " 4

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-2820/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr105493.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr105493.c --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-2991 Regression] FAIL: gcc.target/i386/avx10_2-rounding-1.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

e22e3af1954469c40b139b7cfa8e7708592f4bfd is the first bad commit
commit e22e3af1954469c40b139b7cfa8e7708592f4bfd
Author: Hu, Lin1 
Date:   Mon Aug 19 10:08:51 2024 +0800

AVX10.2 ymm rounding: Support vadd{s,d,h} and vcmp{s,d,h} intrins

caused

FAIL: gcc.target/i386/avx10_2-rounding-1.c scan-assembler-times vcmppd[ 
\\t]+[^{\n]*{sae}[^\n]*%ymm[0-9]+[^\n^k]*%k[0-7](?:\n|[ \\t]+#) 1
FAIL: gcc.target/i386/avx10_2-rounding-1.c scan-assembler-times vcmppd[ 
\\t]+[^{\n]*{sae}[^\n]*%ymm[0-9]+[^\n^k]*%k[0-7]{%k[1-7]}(?:\n|[ \\t]+#) 1
FAIL: gcc.target/i386/avx10_2-rounding-1.c scan-assembler-times vcmpph[ 
\\t]+\\$3[^\n\r]*{sae}[^\n\r]*%ymm[0-9]+[^\n\r]*%ymm[0-9]+[^\n\r]*%k[0-9][^\n\r]*(?:\n|[
 \\t]+#) 1
FAIL: gcc.target/i386/avx10_2-rounding-1.c scan-assembler-times vcmpph[ 
\\t]+[^{\n]*\\$4[^\n\r]*%ymm[0-9]+[^\n\r]*%ymm[0-9]+[^\n\r]*%k[0-9]{%k[0-9]}[^\n\r]*(?:\n|[
 \\t]+#) 1
FAIL: gcc.target/i386/avx10_2-rounding-1.c scan-assembler-times vcmpps[ 
\\t]+[^{\n]*{sae}[^\n]*%ymm[0-9]+[^\n^k]*%k[0-7](?:\n|[ \\t]+#) 1
FAIL: gcc.target/i386/avx10_2-rounding-1.c scan-assembler-times vcmpps[ 
\\t]+[^{\n]*{sae}[^\n]*%ymm[0-9]+[^\n^k]*%k[0-7]{%k[1-7]}(?:\n|[ \\t]+#) 1
FAIL: gcc.target/i386/avx10_2-rounding-1.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-2991/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-rounding-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-rounding-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3000 Regression] FAIL: gcc.target/i386/avx10_2-rounding-3.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

3d1b5530ea1d23e26dc5ab70aa4a2e7b9dc19b50 is the first bad commit
commit 3d1b5530ea1d23e26dc5ab70aa4a2e7b9dc19b50
Author: Hu, Lin1 
Date:   Mon Aug 19 10:09:03 2024 +0800

AVX10.2 ymm rounding: Support vcvt{,u}w2ph and vdivp{s,d,h} intrins

caused

FAIL: gcc.target/i386/avx10_2-rounding-3.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3000/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-rounding-3.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-rounding-3.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-2997 Regression] FAIL: gcc.target/i386/avx10_2-rounding-2.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

6e231f8504874828b23bbe89f3ef4086dcc15a44 is the first bad commit
commit 6e231f8504874828b23bbe89f3ef4086dcc15a44
Author: Hu, Lin1 
Date:   Mon Aug 19 10:08:59 2024 +0800

AVX10.2 ymm rounding: Support vcvtqq2p{s,d,h} and vcvttpd2{,u}{dq,qq} 
intrins

caused

FAIL: gcc.target/i386/avx10_2-rounding-2.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-2997/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-rounding-2.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-rounding-2.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3052 Regression] FAIL: gfortran.dg/sizeof_6.f90 -O1 execution test on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

c7b76a076cb2c6ded7ae208464019b04cb0531a2 is the first bad commit
commit c7b76a076cb2c6ded7ae208464019b04cb0531a2
Author: Andrew Pinski 
Date:   Mon Aug 19 08:06:36 2024 -0700

match: Reject non-ssa name/min invariants in gimple_extract [PR116412]

caused

FAIL: gfortran.dg/sizeof_6.f90   -O1  execution test

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3052/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/sizeof_6.f90 --target_board='unix{-m64}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r13-8987 Regression] FAIL: gcc.target/i386/pieces-strcpy-2.c scan-assembler-times vmovdqu[ \\t]+[^\n]*%xmm 4 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

aea374238cec1a1e53fb79575d2f998e16926999 is the first bad commit
commit aea374238cec1a1e53fb79575d2f998e16926999
Author: liuhongt 
Date:   Thu Aug 15 12:54:07 2024 +0800

Align ix86_{move_max,store_max} with vectorizer.

caused

FAIL: gcc.target/i386/pieces-memcpy-10.c scan-assembler-times vmovdqu[ 
\\t]+[^\n]*%xmm 4
FAIL: gcc.target/i386/pieces-memcpy-6.c scan-assembler-times vmovdqu[ 
\\t]+[^\n]*%xmm 4
FAIL: gcc.target/i386/pieces-memset-38.c scan-assembler-times vmovdqu[ 
\\t]+[^\n]*%xmm 2
FAIL: gcc.target/i386/pieces-memset-38.c scan-assembler-times vpcmpeqd[ 
\\t]+[^\n]*%xmm 1
FAIL: gcc.target/i386/pieces-memset-40.c scan-assembler-not %[re]bp
FAIL: gcc.target/i386/pieces-memset-40.c scan-assembler-times vmovdqu[ 
\\t]+[^\n]*%xmm 4
FAIL: gcc.target/i386/pieces-memset-40.c scan-assembler-times vpbroadcastb[ 
\\t]+[^\n]*%xmm 1
FAIL: gcc.target/i386/pieces-memset-41.c scan-assembler-not %[re]bp
FAIL: gcc.target/i386/pieces-memset-42.c scan-assembler-times vmovdqu[ 
\\t]+[^\n]*%xmm 2
FAIL: gcc.target/i386/pieces-memset-43.c scan-assembler-times vmovdqu[ 
\\t]+[^\n]*%xmm 2
FAIL: gcc.target/i386/pieces-memset-43.c scan-assembler-times vpcmpeqd[ 
\\t]+[^\n]*%xmm 1
FAIL: gcc.target/i386/pieces-strcpy-2.c scan-assembler-times vmovdqa[ 
\\t]+[^\n]*%xmm 4
FAIL: gcc.target/i386/pieces-strcpy-2.c scan-assembler-times vmovdqu[ 
\\t]+[^\n]*%xmm 4

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/gcc-13/releases/gcc-13/r13-8987/usr
 --enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memcpy-10.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memcpy-10.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memcpy-10.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memcpy-10.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memcpy-6.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memcpy-6.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memset-38.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memset-38.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memset-38.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memset-38.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memset-40.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memset-40.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memset-41.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memset-41.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memset-42.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memset-42.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memset-42.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memset-42.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memset-43.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memset-43.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memset-43.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-memset-43.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-strcpy-2.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pieces-strcpy-2.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this repor

[r15-3080 Regression] FAIL: gfortran.dg/sizeof_6.f90 -O1 execution test on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

c1aba5e7e7da5f2bd75873d3853f1de85addc2ac is the first bad commit
commit c1aba5e7e7da5f2bd75873d3853f1de85addc2ac
Author: Sam James 
Date:   Wed Aug 14 13:25:01 2024 +0100

Makefile.tpl: fix whitespace in licence header

caused

FAIL: gfortran.dg/sizeof_6.f90   -O1  execution test

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3080/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/sizeof_6.f90 --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3128 Regression] FAIL: gcc.target/i386/part-vect-complexhf.c scan-assembler-times vfmaddcph[ \\t] 1 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

de1923f9f4d5344694c22ca883aeb15caf635734 is the first bad commit
commit de1923f9f4d5344694c22ca883aeb15caf635734
Author: Richard Biener 
Date:   Fri Aug 23 13:44:29 2024 +0200

tree-optimization/116463 - complex lowering leaves around dead stmts

caused

FAIL: gcc.target/i386/avx512fp16-vector-complex-float.c scan-assembler-not 
vfmadd[123]*ph[ \\t]
FAIL: gcc.target/i386/avx512fp16-vector-complex-float.c scan-assembler-times 
vfmaddcph[ \\t] 1
FAIL: gcc.target/i386/part-vect-complexhf.c scan-assembler-times vfmaddcph[ 
\\t] 1

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3128/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512fp16-vector-complex-float.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512fp16-vector-complex-float.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512fp16-vector-complex-float.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512fp16-vector-complex-float.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/part-vect-complexhf.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/part-vect-complexhf.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3176 Regression] FAIL: gcc.target/i386/funcspec-6.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

8db80b2735782d793a83a9ef7eb012d83be7660d is the first bad commit
commit 8db80b2735782d793a83a9ef7eb012d83be7660d
Author: Hongyu Wang 
Date:   Mon Aug 26 10:53:37 2024 +0800

[PATCH 1/2] AVX10.2: Support media instructions

caused

FAIL: gcc.target/i386/avx10_2-builtin-1.c (test for excess errors)
FAIL: gcc.target/i386/avx10_2-media-1.c (test for excess errors)
FAIL: gcc.target/i386/funcspec-5.c (test for excess errors)
FAIL: gcc.target/i386/funcspec-6.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3176/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-builtin-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-builtin-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-media-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-media-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/funcspec-5.c --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/funcspec-6.c --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3177 Regression] FAIL: gcc.target/i386/avx10_2-builtin-2.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

af0a06274fce2ca64456f5b13b4bc8ff864a45e4 is the first bad commit
commit af0a06274fce2ca64456f5b13b4bc8ff864a45e4
Author: Haochen Jiang 
Date:   Mon Aug 26 10:53:39 2024 +0800

[PATCH 2/2] AVX10.2: Support media instructions

caused

FAIL: gcc.target/i386/avx10_2-builtin-2.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3177/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-builtin-2.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-builtin-2.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3179 Regression] FAIL: gcc.target/i386/avx10_2-bf16-1.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

9023662464ac7a0bbac72d94078ea0845bf99c86 is the first bad commit
commit 9023662464ac7a0bbac72d94078ea0845bf99c86
Author: konglin1 
Date:   Mon Aug 26 10:53:43 2024 +0800

[PATCH 1/2] AVX10.2: Support BF16 instructions

caused

FAIL: gcc.target/i386/avx10_2-bf16-1.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3179/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-bf16-1.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-bf16-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-bf16-1.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-bf16-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3184 Regression] FAIL: gcc.target/i386/avx10_2-vmovw-1.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

f6fe2962daf7b8d8532c768c3b9eab00f99cce5b is the first bad commit
commit f6fe2962daf7b8d8532c768c3b9eab00f99cce5b
Author: Zhang, Jun 
Date:   Mon Aug 26 10:53:52 2024 +0800

AVX10.2: Support vector copy instructions

caused

FAIL: gcc.target/i386/avx10_2-vmovd-1.c (test for excess errors)
FAIL: gcc.target/i386/avx10_2-vmovw-1.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3184/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-vmovd-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-vmovd-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-vmovw-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-vmovw-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3183 Regression] FAIL: gcc.target/i386/avx10_2-minmax-1.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

889f6dd0d8c7317f62578c900c0f662e919786a2 is the first bad commit
commit 889f6dd0d8c7317f62578c900c0f662e919786a2
Author: Mo, Zewei 
Date:   Mon Aug 26 10:53:50 2024 +0800

AVX10.2: Support minmax instructions

caused

FAIL: gcc.target/i386/avx10_2-minmax-1.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3183/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-minmax-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-minmax-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3178 Regression] FAIL: gcc.target/i386/avx10_2-convert-1.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

2a046117a8376578337dc385f171e908155782b7 is the first bad commit
commit 2a046117a8376578337dc385f171e908155782b7
Author: Levy Hsu 
Date:   Mon Aug 26 10:53:41 2024 +0800

AVX10.2: Support convert instructions

caused

FAIL: gcc.target/i386/avx10_2-convert-1.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3178/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-convert-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-convert-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3185 Regression] FAIL: gcc.target/i386/avx10_2-compare-1.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

576bd309ded9dfe258023f26924c064a7bf12875 is the first bad commit
commit 576bd309ded9dfe258023f26924c064a7bf12875
Author: Zhang, Jun 
Date:   Mon Aug 26 10:53:54 2024 +0800

AVX10.2: Support compare instructions

caused

FAIL: gcc.target/i386/avx10_2-compare-1.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3185/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-compare-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-compare-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3352 Regression] FAIL: gcc.target/i386/vnniint8-auto-vectorize-3.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

b1f9fbb6da1a3ced57c3668cecc9f9449e1b237e is the first bad commit
commit b1f9fbb6da1a3ced57c3668cecc9f9449e1b237e
Author: Haochen Jiang 
Date:   Mon Sep 2 10:24:29 2024 +0800

i386: Auto vectorize sdot_prod, usdot_prod, udot_prod with AVX10.2 
instructions

caused

FAIL: gcc.target/i386/vnniint16-auto-vectorize-3.c (test for excess errors)
FAIL: gcc.target/i386/vnniint8-auto-vectorize-3.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3352/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/vnniint16-auto-vectorize-3.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/vnniint16-auto-vectorize-3.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/vnniint8-auto-vectorize-3.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/vnniint8-auto-vectorize-3.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3356 Regression] FAIL: gcc.target/i386/avx10_2-bf-vector-fma-1.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

6d294fb8ac9baf2624446deaa4c995b7a7719823 is the first bad commit
commit 6d294fb8ac9baf2624446deaa4c995b7a7719823
Author: Levy Hsu 
Date:   Mon Sep 2 10:24:46 2024 +0800

i386: Support vectorized BF16 FMA with AVX10.2 instructions

caused

FAIL: gcc.target/i386/avx10_2-bf-vector-fma-1.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3356/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-bf-vector-fma-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-bf-vector-fma-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3354 Regression] FAIL: gcc.target/i386/avx10_2-compare-1b.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

3b1decef83003db9cf8667977c293435c0f3d024 is the first bad commit
commit 3b1decef83003db9cf8667977c293435c0f3d024
Author: Hu, Lin1 
Date:   Mon Sep 2 10:24:36 2024 +0800

i386: Optimize generate insn for AVX10.2 compare

caused

FAIL: gcc.target/i386/avx10_2-compare-1b.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3354/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-compare-1b.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-compare-1b.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3357 Regression] FAIL: gcc.target/i386/avx10_2-bf-vector-smaxmin-1.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

29ef601973d7b79338694e59581d4c24bcd07f69 is the first bad commit
commit 29ef601973d7b79338694e59581d4c24bcd07f69
Author: Levy Hsu 
Date:   Mon Sep 2 10:24:47 2024 +0800

i386: Support vectorized BF16 smaxmin with AVX10.2 instructions

caused

FAIL: gcc.target/i386/avx10_2-bf-vector-smaxmin-1.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3357/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-bf-vector-smaxmin-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-bf-vector-smaxmin-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3355 Regression] FAIL: gcc.target/i386/avx10_2-bf-vector-operations-1.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

f82fa0da4d9e1fdaf5e4edd70364d5781534ce11 is the first bad commit
commit f82fa0da4d9e1fdaf5e4edd70364d5781534ce11
Author: Levy Hsu 
Date:   Mon Sep 2 10:24:45 2024 +0800

i386: Support vectorized BF16 add/sub/mul/div with AVX10.2 instructions

caused

FAIL: gcc.target/i386/avx10_2-bf-vector-operations-1.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3355/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-bf-vector-operations-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-bf-vector-operations-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3359 Regression] FAIL: gcc.target/i386/avx10_2-bf-vector-cmpp-1.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

f77435aa3911c437cba71991509eee57b333b3ce is the first bad commit
commit f77435aa3911c437cba71991509eee57b333b3ce
Author: Levy Hsu 
Date:   Mon Sep 2 10:24:49 2024 +0800

i386: Support vec_cmp for V8BF/V16BF/V32BF in AVX10.2

caused

FAIL: gcc.target/i386/avx10_2-bf-vector-cmpp-1.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3359/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-bf-vector-cmpp-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-bf-vector-cmpp-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3362 Regression] FAIL: gcc.dg/vect/slp-12a.c scan-tree-dump-times vect "vectorizing stmts using SLP" 1 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

464067a242150628ceb0d47daf2297f29a31743c is the first bad commit
commit 464067a242150628ceb0d47daf2297f29a31743c
Author: Richard Biener 
Date:   Mon May 13 14:57:01 2024 +0200

lower SLP load permutation to interleaving

caused

FAIL: gcc.dg/vect/slp-11a.c -flto -ffat-lto-objects  scan-tree-dump-times vect 
"vectorizing stmts using SLP" 1
FAIL: gcc.dg/vect/slp-11a.c scan-tree-dump-times vect "vectorizing stmts using 
SLP" 1
FAIL: gcc.dg/vect/slp-12a.c -flto -ffat-lto-objects  scan-tree-dump-times vect 
"vectorizing stmts using SLP" 1
FAIL: gcc.dg/vect/slp-12a.c scan-tree-dump-times vect "vectorizing stmts using 
SLP" 1

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3362/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check RUNTESTFLAGS="vect.exp=gcc.dg/vect/slp-11a.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="vect.exp=gcc.dg/vect/slp-11a.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="vect.exp=gcc.dg/vect/slp-12a.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="vect.exp=gcc.dg/vect/slp-12a.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3391 Regression] FAIL: gcc.target/i386/avx10_2-partial-bf-vector-operations-1.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

8e16f26ca9fad685b9b723da7112ffcc99e81593 is the first bad commit
commit 8e16f26ca9fad685b9b723da7112ffcc99e81593
Author: Levy Hsu 
Date:   Mon Aug 26 10:46:30 2024 +0930

i386: Support partial vectorized V2BF/V4BF plus/minus/mult/div/sqrt

caused

FAIL: gcc.target/i386/avx10_2-partial-bf-vector-fast-math-1.c (test for excess 
errors)
FAIL: gcc.target/i386/avx10_2-partial-bf-vector-operations-1.c (test for excess 
errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3391/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-partial-bf-vector-fast-math-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-partial-bf-vector-operations-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3392 Regression] FAIL: gcc.target/i386/avx10_2-partial-bf-vector-smaxmin-1.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

62df24e50039ae04aa3b940e680cffd9041ef5bf is the first bad commit
commit 62df24e50039ae04aa3b940e680cffd9041ef5bf
Author: Levy Hsu 
Date:   Tue Aug 27 14:22:20 2024 +0930

i386: Support partial vectorized V2BF/V4BF smaxmin

caused

FAIL: gcc.target/i386/avx10_2-512-bf-vector-smaxmin-1.c scan-assembler-times 
vmaxpbf16 1
FAIL: gcc.target/i386/avx10_2-512-bf-vector-smaxmin-1.c scan-assembler-times 
vminpbf16 1
FAIL: gcc.target/i386/avx10_2-bf-vector-smaxmin-1.c scan-assembler-times 
vmaxpbf16 2
FAIL: gcc.target/i386/avx10_2-bf-vector-smaxmin-1.c scan-assembler-times 
vminpbf16 2
FAIL: gcc.target/i386/avx10_2-bf-vector-smaxmin-1.c (test for excess errors)
FAIL: gcc.target/i386/avx10_2-partial-bf-vector-smaxmin-1.c (test for excess 
errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3392/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-512-bf-vector-smaxmin-1.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-512-bf-vector-smaxmin-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-512-bf-vector-smaxmin-1.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-512-bf-vector-smaxmin-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-bf-vector-smaxmin-1.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-bf-vector-smaxmin-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-bf-vector-smaxmin-1.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-bf-vector-smaxmin-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-partial-bf-vector-smaxmin-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3464 Regression] FAIL: gcc.target/i386/avx10_2-partial-bf-vector-fma-1.c scan-assembler-times vfnmsub132nepbf16[ \\t]+[^{\n]*%xmm[0-9]+[^\n\r]*%xmm[0-9]+[^\n\r]*%xmm[0-9]+(?:\n|[ \\t]+#) 2 on Lin

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

f9ca3fd1fe30f3ee6725bfe4a612e9a1234c11ac is the first bad commit
commit f9ca3fd1fe30f3ee6725bfe4a612e9a1234c11ac
Author: Levy Hsu 
Date:   Mon Sep 2 13:52:38 2024 +0800

i386: Support partial vectorized FMA for V2BF/V4BF

caused

FAIL: gcc.target/i386/avx10_2-partial-bf-vector-fma-1.c scan-assembler-times 
vfmadd132nepbf16[ 
\\t]+[^{\n]*%xmm[0-9]+[^\n\r]*%xmm[0-9]+[^\n\r]*%xmm[0-9]+(?:\n|[ \\t]+#) 2
FAIL: gcc.target/i386/avx10_2-partial-bf-vector-fma-1.c scan-assembler-times 
vfmsub132nepbf16[ 
\\t]+[^{\n]*%xmm[0-9]+[^\n\r]*%xmm[0-9]+[^\n\r]*%xmm[0-9]+(?:\n|[ \\t]+#) 2
FAIL: gcc.target/i386/avx10_2-partial-bf-vector-fma-1.c scan-assembler-times 
vfnmadd132nepbf16[ 
\\t]+[^{\n]*%xmm[0-9]+[^\n\r]*%xmm[0-9]+[^\n\r]*%xmm[0-9]+(?:\n|[ \\t]+#) 2
FAIL: gcc.target/i386/avx10_2-partial-bf-vector-fma-1.c scan-assembler-times 
vfnmsub132nepbf16[ 
\\t]+[^{\n]*%xmm[0-9]+[^\n\r]*%xmm[0-9]+[^\n\r]*%xmm[0-9]+(?:\n|[ \\t]+#) 2
FAIL: gcc.target/i386/avx10_2-partial-bf-vector-fma-1.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3464/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-partial-bf-vector-fma-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3498 Regression] FAIL: gcc.target/i386/pr59539-1.c scan-assembler-times vmovdqu|vmovups 1 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

a51f2fc0d80869ab079a93cc3858f24a1fd28237 is the first bad commit
commit a51f2fc0d80869ab079a93cc3858f24a1fd28237
Author: liuhongt 
Date:   Wed Sep 4 15:39:17 2024 +0800

Handle const0_operand for *avx2_pcmp3_1.

caused

FAIL: gcc.target/i386/pr59539-1.c scan-assembler-times vmovdqu|vmovups 1

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3498/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr59539-1.c --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr59539-1.c --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3509 Regression] FAIL: gcc.target/i386/pr88531-2c.c scan-assembler-times vmulps 1 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

d34cda720988674bcf8a24267c9e1ec61335d6de is the first bad commit
commit d34cda720988674bcf8a24267c9e1ec61335d6de
Author: Richard Biener 
Date:   Fri Sep 29 12:54:17 2023 +0200

Handle non-grouped stores as single-lane SLP

caused

FAIL: gcc.dg/vect/slp-19c.c -flto -ffat-lto-objects  scan-tree-dump-times vect 
"vectorized 1 loops" 1
FAIL: gcc.dg/vect/slp-19c.c -flto -ffat-lto-objects  scan-tree-dump-times vect 
"vectorizing stmts using SLP" 1
FAIL: gcc.dg/vect/slp-19c.c scan-tree-dump-times vect "vectorized 1 loops" 1
FAIL: gcc.dg/vect/slp-19c.c scan-tree-dump-times vect "vectorizing stmts using 
SLP" 1
FAIL: gcc.target/i386/cond_op_fma_double-1.c scan-assembler-times vfmadd132pd[ 
\\t]+[^{\n]*%ymm[0-9]+{%k[1-7]}(?:\n|[ \\t]+#) 1
FAIL: gcc.target/i386/cond_op_fma_double-1.c scan-assembler-times vfmsub132pd[ 
\\t]+[^{\n]*%ymm[0-9]+{%k[1-7]}(?:\n|[ \\t]+#) 1
FAIL: gcc.target/i386/cond_op_fma_double-1.c scan-assembler-times vfnmadd132pd[ 
\\t]+[^{\n]*%ymm[0-9]+{%k[1-7]}(?:\n|[ \\t]+#) 1
FAIL: gcc.target/i386/cond_op_fma_double-1.c scan-assembler-times vfnmsub132pd[ 
\\t]+[^{\n]*%ymm[0-9]+{%k[1-7]}(?:\n|[ \\t]+#) 1
FAIL: gcc.target/i386/cond_op_fma__Float16-1.c scan-assembler-times 
vfmadd132ph[ \\t]+[^{\n]*%ymm[0-9]+{%k[1-7]}(?:\n|[ \\t]+#) 1
FAIL: gcc.target/i386/cond_op_fma__Float16-1.c scan-assembler-times 
vfmsub132ph[ \\t]+[^{\n]*%ymm[0-9]+{%k[1-7]}(?:\n|[ \\t]+#) 1
FAIL: gcc.target/i386/cond_op_fma__Float16-1.c scan-assembler-times 
vfnmadd132ph[ \\t]+[^{\n]*%ymm[0-9]+{%k[1-7]}(?:\n|[ \\t]+#) 1
FAIL: gcc.target/i386/cond_op_fma__Float16-1.c scan-assembler-times 
vfnmsub132ph[ \\t]+[^{\n]*%ymm[0-9]+{%k[1-7]}(?:\n|[ \\t]+#) 1
FAIL: gcc.target/i386/cond_op_fma_float-1.c scan-assembler-times vfmadd132ps[ 
\\t]+[^{\n]*%ymm[0-9]+{%k[1-7]}(?:\n|[ \\t]+#) 1
FAIL: gcc.target/i386/cond_op_fma_float-1.c scan-assembler-times vfmsub132ps[ 
\\t]+[^{\n]*%ymm[0-9]+{%k[1-7]}(?:\n|[ \\t]+#) 1
FAIL: gcc.target/i386/cond_op_fma_float-1.c scan-assembler-times vfnmadd132ps[ 
\\t]+[^{\n]*%ymm[0-9]+{%k[1-7]}(?:\n|[ \\t]+#) 1
FAIL: gcc.target/i386/cond_op_fma_float-1.c scan-assembler-times vfnmsub132ps[ 
\\t]+[^{\n]*%ymm[0-9]+{%k[1-7]}(?:\n|[ \\t]+#) 1
FAIL: gcc.target/i386/pr88531-2b.c scan-assembler-times vmulps 1
FAIL: gcc.target/i386/pr88531-2c.c scan-assembler-times vmulps 1

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3509/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check RUNTESTFLAGS="vect.exp=gcc.dg/vect/slp-19c.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="vect.exp=gcc.dg/vect/slp-19c.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="vect.exp=gcc.dg/vect/slp-19c.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="vect.exp=gcc.dg/vect/slp-19c.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/cond_op_fma_double-1.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/cond_op_fma_double-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/cond_op_fma_double-1.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/cond_op_fma_double-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/cond_op_fma__Float16-1.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/cond_op_fma__Float16-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/cond_op_fma__Float16-1.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/cond_op_fma__Float16-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/cond_op_fma_float-1.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/cond_op_fma_float-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/cond_op_fma_float-1.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/cond_op_fma_float-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr88531-2b.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr88531-2b.c --t

[r15-3509 Regression] FAIL: gcc.target/i386/pr88531-2c.c scan-assembler-times vmulps 1 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

d34cda720988674bcf8a24267c9e1ec61335d6de is the first bad commit
commit d34cda720988674bcf8a24267c9e1ec61335d6de
Author: Richard Biener 
Date:   Fri Sep 29 12:54:17 2023 +0200

Handle non-grouped stores as single-lane SLP

caused

FAIL: gcc.dg/vect/fast-math-vect-call-2.c scan-tree-dump-times vect 
"vectorizing stmts using SLP" 6

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3509/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="vect.exp=gcc.dg/vect/fast-math-vect-call-2.c 
--target_board='unix{-m32\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3529 Regression] FAIL: gcc.dg/pr116588.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

506417dbc8b1cbc1133a5322572cf94b671aadf6 is the first bad commit
commit 506417dbc8b1cbc1133a5322572cf94b671aadf6
Author: Andrew MacLeod 
Date:   Fri Sep 6 11:42:14 2024 -0400

Before running fast VRP, make sure all edges have EXECUTABLE set.

caused

FAIL: gcc.dg/pr116588.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3529/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr116588.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr116588.c 
--target_board='unix{-m32\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3581 Regression] FAIL: gfortran.dg/gomp/interop-1.f90 -O (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

4e9265a474def98cb6cdb59c15fbcb7630ba330e is the first bad commit
commit 4e9265a474def98cb6cdb59c15fbcb7630ba330e
Author: Tobias Burnus 
Date:   Wed Sep 11 09:25:47 2024 +0200

fortran/openmp.cc: Fix var init and locus use to avoid uninit values [PR 
fortran/116661]

caused

FAIL: gfortran.dg/gomp/interop-1.f90   -O  (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3581/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="gomp.exp=gfortran.dg/gomp/interop-1.f90 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="gomp.exp=gfortran.dg/gomp/interop-1.f90 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="gomp.exp=gfortran.dg/gomp/interop-1.f90 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="gomp.exp=gfortran.dg/gomp/interop-1.f90 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3596 Regression] FAIL: gcc.target/i386/part-vect-vec_cmpbf.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

89d50c45048e5d7230ddde9afc8fbc83143e34cb is the first bad commit
commit 89d50c45048e5d7230ddde9afc8fbc83143e34cb
Author: Levy Hsu 
Date:   Wed Sep 4 16:34:04 2024 +0930

i386: Enable V2BF/V4BF vec_cmp with AVX10.2 vcmppbf16

caused

FAIL: gcc.target/i386/part-vect-vec_cmpbf.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3596/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/part-vect-vec_cmpbf.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r14-9478 Regression] FAIL: g++.dg/torture/pr104601.C -Os (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

df483ebd24689a3bebfae2089637a00eca0e5a12 is the first bad commit
commit df483ebd24689a3bebfae2089637a00eca0e5a12
Author: Jonathan Wakely 
Date:   Mon Feb 26 13:17:13 2024 +

libstdc++: Add nodiscard in 

caused

FAIL: g++.dg/torture/pr104601.C   -O0  (test for excess errors)
FAIL: g++.dg/torture/pr104601.C   -O1  (test for excess errors)
FAIL: g++.dg/torture/pr104601.C   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (test for excess errors)
FAIL: g++.dg/torture/pr104601.C   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (test for excess errors)
FAIL: g++.dg/torture/pr104601.C   -O2  (test for excess errors)
FAIL: g++.dg/torture/pr104601.C   -O3 -g  (test for excess errors)
FAIL: g++.dg/torture/pr104601.C   -Os  (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r14-9478/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=g++.dg/torture/pr104601.C 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=g++.dg/torture/pr104601.C 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=g++.dg/torture/pr104601.C 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=g++.dg/torture/pr104601.C 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r13-8480 Regression] FAIL: gcc.dg/tree-ssa/andnot-2.c scan-tree-dump-not forwprop3 "_expr" on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

a9a425df628ab80374cc6a132d39e470bc78c8bc is the first bad commit
commit a9a425df628ab80374cc6a132d39e470bc78c8bc
Author: Richard Biener 
Date:   Fri Feb 23 16:06:05 2024 +0100

middle-end/114070 - folding breaking VEC_COND expansion

caused

FAIL: gcc.dg/tree-ssa/andnot-2.c scan-tree-dump-not forwprop3 "_expr"

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/gcc-13/releases/gcc-13/r13-8480/usr
 --enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/andnot-2.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/andnot-2.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r14-9668 Regression] FAIL: gcc.c-torture/execute/pr111151.c -Os execution test on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

c4f2c84e8fa369856aee76679590eb613724bfb0 is the first bad commit
commit c4f2c84e8fa369856aee76679590eb613724bfb0
Author: Jakub Jelinek 
Date:   Tue Mar 26 11:21:38 2024 +0100

fold-const: Punt on MULT_EXPR in extract_muldiv MIN/MAX_EXPR case [PR51]

caused

FAIL: gcc.c-torture/execute/pr51.c   -O0  execution test
FAIL: gcc.c-torture/execute/pr51.c   -O1  execution test
FAIL: gcc.c-torture/execute/pr51.c   -O2  execution test
FAIL: gcc.c-torture/execute/pr51.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  execution test
FAIL: gcc.c-torture/execute/pr51.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  execution test
FAIL: gcc.c-torture/execute/pr51.c   -O3 -g  execution test
FAIL: gcc.c-torture/execute/pr51.c   -Os  execution test

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r14-9668/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="execute.exp=gcc.c-torture/execute/pr51.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="execute.exp=gcc.c-torture/execute/pr51.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="execute.exp=gcc.c-torture/execute/pr51.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="execute.exp=gcc.c-torture/execute/pr51.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r14-9677 Regression] FAIL: gcc.dg/debug/btf/btf-datasec-1.c scan-assembler-times .4byte[\t ][a-e][\t ]+[^\n]*bts_offset 5 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

fa60ac549649655a3f55e69f83d2e97423d3eb5c is the first bad commit
commit fa60ac549649655a3f55e69f83d2e97423d3eb5c
Author: Cupertino Miranda 
Date:   Tue Mar 26 11:59:47 2024 +

btf: Emit labels in DATASEC bts_offset entries.

caused

FAIL: gcc.dg/debug/btf/btf-datasec-1.c scan-assembler-times .4byte[\t ][a-e][\t 
]+[^\n]*bts_offset 5

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r14-9677/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="btf.exp=gcc.dg/debug/btf/btf-datasec-1.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="btf.exp=gcc.dg/debug/btf/btf-datasec-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="btf.exp=gcc.dg/debug/btf/btf-datasec-1.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="btf.exp=gcc.dg/debug/btf/btf-datasec-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r14-9692 Regression] FAIL: gcc.target/i386/pr101950-2.c scan-assembler-times \txor[ql]\t 2 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

839bc42772ba7af66af3bd16efed4a69511312ae is the first bad commit
commit 839bc42772ba7af66af3bd16efed4a69511312ae
Author: Segher Boessenkool 
Date:   Wed Mar 27 14:09:52 2024 +

combine: Don't combine if I2 does not change

caused

FAIL: gcc.target/i386/pr101950-2.c scan-assembler-times \txor[ql]\t 2

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r14-9692/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr101950-2.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr101950-2.c --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r14-9912 Regression] FAIL: gcc.dg/guality/pr54693-2.c -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects -DPREVENT_OPTIMIZATION line 21 z == 30 - 3 * i on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

c7e8a8d814229fd6fc4c16c2452f15dddc613479 is the first bad commit
commit c7e8a8d814229fd6fc4c16c2452f15dddc613479
Author: Richard Biener 
Date:   Thu Apr 11 11:08:07 2024 +0200

tree-optimization/109596 - wrong debug stmt move by copyheader

caused

FAIL: gcc.dg/guality/pr43051-1.c   -O3 -fomit-frame-pointer -funroll-loops 
-fpeel-loops -ftracer -finline-functions  -DPREVENT_OPTIMIZATION  line 34 c == 
&a[0]
FAIL: gcc.dg/guality/pr43051-1.c   -O3 -fomit-frame-pointer -funroll-loops 
-fpeel-loops -ftracer -finline-functions  -DPREVENT_OPTIMIZATION  line 39 c == 
&a[0]
FAIL: gcc.dg/guality/pr54693-2.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  -DPREVENT_OPTIMIZATION line 21 x == 10 - i
FAIL: gcc.dg/guality/pr54693-2.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  -DPREVENT_OPTIMIZATION line 21 y == 20 - 2 * i
FAIL: gcc.dg/guality/pr54693-2.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  -DPREVENT_OPTIMIZATION line 21 z == 30 - 3 * i

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r14-9912/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="guality.exp=gcc.dg/guality/pr43051-1.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="guality.exp=gcc.dg/guality/pr43051-1.c --target_board='unix{-m64\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="guality.exp=gcc.dg/guality/pr54693-2.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="guality.exp=gcc.dg/guality/pr54693-2.c --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="guality.exp=gcc.dg/guality/pr54693-2.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="guality.exp=gcc.dg/guality/pr54693-2.c --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r14-9969 Regression] FAIL: gcc.dg/vect/vect-early-break_124-pr114403.c -flto -ffat-lto-objects execution test on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

85002f8085c25bb3e74ab013581a74e7c7ae006b is the first bad commit
commit 85002f8085c25bb3e74ab013581a74e7c7ae006b
Author: Tamar Christina 
Date:   Mon Apr 15 12:06:21 2024 +0100

middle-end: adjust loop upper bounds when peeling for gaps and early break 
[PR114403].

caused

FAIL: gcc.dg/vect/vect-early-break_124-pr114403.c execution test
FAIL: gcc.dg/vect/vect-early-break_124-pr114403.c -flto -ffat-lto-objects 
execution test

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r14-9969/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="vect.exp=gcc.dg/vect/vect-early-break_124-pr114403.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="vect.exp=gcc.dg/vect/vect-early-break_124-pr114403.c 
--target_board='unix{-m32\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-124 Regression] FAIL: gcc.target/i386/pr70251.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

87e35da16df74cd1c4729a55d94e7bc592487f48 is the first bad commit
commit 87e35da16df74cd1c4729a55d94e7bc592487f48
Author: Richard Biener 
Date:   Thu May 2 13:55:15 2024 +0200

tree-optimization/114921 - _Float16 -> __bf16 isn't noop

caused

FAIL: gcc.target/i386/pr70251.c 1 blank line(s) in output
FAIL: gcc.target/i386/pr70251.c (internal compiler error: verify_gimple failed)
FAIL: gcc.target/i386/pr70251.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-124/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr70251.c --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr70251.c --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-222 Regression] FAIL: gcc.target/i386/vect-shiftv8qi.c scan-assembler-times psrlw 5 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

79649a5dcd81bc05c0ba591068c9075de43bd417 is the first bad commit
commit 79649a5dcd81bc05c0ba591068c9075de43bd417
Author: Roger Sayle 
Date:   Tue May 7 07:14:40 2024 +0100

PR target/106060: Improved SSE vector constant materialization on x86.

caused

FAIL: gcc.target/i386/vect-shiftv4qi.c scan-assembler-times psrlw 5
FAIL: gcc.target/i386/vect-shiftv8qi.c scan-assembler-times psrlw 5

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-222/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/vect-shiftv4qi.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/vect-shiftv4qi.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/vect-shiftv8qi.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-268 Regression] FAIL: gcc.target/i386/pr101950-2.c scan-assembler-times \txor[ql]\t 2 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

9dbff9c05520a74e6cd337578f27b56c941f64f3 is the first bad commit
commit 9dbff9c05520a74e6cd337578f27b56c941f64f3
Author: Richard Biener 
Date:   Tue May 7 10:14:19 2024 +0200

Revert "Revert "combine: Don't combine if I2 does not change""

caused

FAIL: gcc.target/i386/pr101950-2.c scan-assembler-times \txor[ql]\t 2

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-268/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr101950-2.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr101950-2.c --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-337 Regression] FAIL: gcc.target/i386/pr84508-2.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

5967696c0f6300da4387fea5d102be5bc9f23233 is the first bad commit
commit 5967696c0f6300da4387fea5d102be5bc9f23233
Author: Hu, Lin1 
Date:   Fri Jan 19 15:22:10 2024 +0800

i386: Fix some intrinsics without alignment requirements.

caused

FAIL: gcc.target/i386/pr84508-1.c (test for excess errors)
FAIL: gcc.target/i386/pr84508-2.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-337/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr84508-1.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr84508-1.c --target_board='unix{-m64\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr84508-2.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr84508-2.c --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-429 Regression] FAIL: experimental/simd/pr109261_constexpr_simd.cc -msse2 -O2 -Wno-psabi (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

fb1649f8b4ad5043dd0e65e4e3a643a0ced018a9 is the first bad commit
commit fb1649f8b4ad5043dd0e65e4e3a643a0ced018a9
Author: Matthias Kretz 
Date:   Mon May 6 12:13:55 2024 +0200

libstdc++: Use __builtin_shufflevector for simd split and concat

caused

FAIL: experimental/simd/pr109261_constexpr_simd.cc -msse2 -O2 -Wno-psabi (test 
for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-429/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check 
RUNTESTFLAGS="conformance.exp=experimental/simd/pr109261_constexpr_simd.cc 
--target_board='unix{-m32}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-499 Regression] FAIL: g++.target/i386/pr107563-b.C scan-assembler-times psrlw 1 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

a71f90c5a7ae2942083921033cb23dcd63e70525 is the first bad commit
commit a71f90c5a7ae2942083921033cb23dcd63e70525
Author: Levy Hsu 
Date:   Thu May 9 16:50:56 2024 +0800

x86: Add 3-instruction subroutine vector shift for V16QI in 
ix86_expand_vec_perm_const_1 [PR107563]

caused

FAIL: g++.target/i386/pr107563-a.C   scan-assembler-times por 1
FAIL: g++.target/i386/pr107563-a.C   scan-assembler-times psllw 1
FAIL: g++.target/i386/pr107563-a.C   scan-assembler-times psraw 1
FAIL: g++.target/i386/pr107563-b.C   scan-assembler-times por 1
FAIL: g++.target/i386/pr107563-b.C   scan-assembler-times psllw 1
FAIL: g++.target/i386/pr107563-b.C   scan-assembler-times psrlw 1

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-499/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=g++.target/i386/pr107563-a.C --target_board='unix{-m64\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=g++.target/i386/pr107563-b.C --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=g++.target/i386/pr107563-b.C --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-512 Regression] FAIL: gfortran.dg/vect/vect-do-concurrent-1.f90 -O at line 14 (test for warnings, line ) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

9b7cad5884f21cc5783075be0043777448db3fab is the first bad commit
commit 9b7cad5884f21cc5783075be0043777448db3fab
Author: Jan Hubicka 
Date:   Wed May 15 14:14:27 2024 +0200

Avoid pointer compares on TYPE_MAIN_VARIANT in TBAA

caused

FAIL: gcc.dg/tree-ssa/ssa-lim-15.c scan-tree-dump lim2 "Executing store motion"
FAIL: g++.dg/tree-ssa/pr83215.C  -std=gnu++14  scan-tree-dump-times fre1 "\\*i" 
1
FAIL: g++.dg/tree-ssa/pr83215.C  -std=gnu++17  scan-tree-dump-times fre1 "\\*i" 
1
FAIL: g++.dg/tree-ssa/pr83215.C  -std=gnu++20  scan-tree-dump-times fre1 "\\*i" 
1
FAIL: g++.dg/tree-ssa/pr83215.C  -std=gnu++98  scan-tree-dump-times fre1 "\\*i" 
1
FAIL: gfortran.dg/vect/vect-do-concurrent-1.f90   -O   at line 14 (test for 
warnings, line )

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-512/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/ssa-lim-15.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/ssa-lim-15.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/ssa-lim-15.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/ssa-lim-15.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=g++.dg/tree-ssa/pr83215.C --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=g++.dg/tree-ssa/pr83215.C --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=g++.dg/tree-ssa/pr83215.C --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=g++.dg/tree-ssa/pr83215.C --target_board='unix{-m64\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="vect.exp=gfortran.dg/vect/vect-do-concurrent-1.f90 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="vect.exp=gfortran.dg/vect/vect-do-concurrent-1.f90 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-580 Regression] FAIL: experimental/functional/searchers.cc -std=gnu++17 execution test on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

f3e5f4c58591f5dacdd14a65ec47bbe310df02a0 is the first bad commit
commit f3e5f4c58591f5dacdd14a65ec47bbe310df02a0
Author: Richard Biener 
Date:   Mon Mar 11 11:17:32 2024 +0100

tree-optimization/13962 - handle ptr-ptr compares in ptrs_compare_unequal

caused

FAIL: experimental/functional/searchers.cc  -std=gnu++17 execution test

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-580/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check 
RUNTESTFLAGS="conformance.exp=experimental/functional/searchers.cc 
--target_board='unix{-m32}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check 
RUNTESTFLAGS="conformance.exp=experimental/functional/searchers.cc 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check 
RUNTESTFLAGS="conformance.exp=experimental/functional/searchers.cc 
--target_board='unix{-m64}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check 
RUNTESTFLAGS="conformance.exp=experimental/functional/searchers.cc 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-812 Regression] FAIL: gcc.dg/vect/vect-gather-4.c scan-tree-dump-not vect "Loop contains only SLP stmts" on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

c71886f2ca2e46ce1449c7064d6f1b447d02fcba is the first bad commit
commit c71886f2ca2e46ce1449c7064d6f1b447d02fcba
Author: Richard Biener 
Date:   Fri Sep 29 13:13:16 2023 +0200

Avoid splitting store dataref groups during SLP discovery

caused

FAIL: gcc.dg/vect/vect-gather-4.c -flto -ffat-lto-objects  scan-tree-dump-not 
vect "Loop contains only SLP stmts"
FAIL: gcc.dg/vect/vect-gather-4.c scan-tree-dump-not vect "Loop contains only 
SLP stmts"

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-812/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="vect.exp=gcc.dg/vect/vect-gather-4.c --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="vect.exp=gcc.dg/vect/vect-gather-4.c --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-853 Regression] FAIL: gcc.dg/tree-ssa/bitops-9.c scan-tree-dump-times optimized "bit_not_expr, " 1 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

c5a7628470a7fb801ebeea82e16a4549db43bfa5 is the first bad commit
commit c5a7628470a7fb801ebeea82e16a4549db43bfa5
Author: Andrew Pinski 
Date:   Sun May 26 17:59:21 2024 -0700

match: Use uniform_integer_cst_p in bitwise_inverted_equal_p [PR115238]

caused

FAIL: gcc.dg/tree-ssa/bitops-9.c scan-tree-dump-times optimized "bit_ior_expr, 
" 1
FAIL: gcc.dg/tree-ssa/bitops-9.c scan-tree-dump-times optimized "bit_not_expr, 
" 1

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-853/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/bitops-9.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/bitops-9.c 
--target_board='unix{-m32\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r14-10271 Regression] FAIL: gcc.target/i386/avx10_1-25.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

97474ba2075dc3c397bbc2861646561dcfd13386 is the first bad commit
commit 97474ba2075dc3c397bbc2861646561dcfd13386
Author: Haochen Jiang 
Date:   Mon May 20 15:52:32 2024 +0800

Add AVX10.1 target_clones support

caused

FAIL: gcc.target/i386/avx10_1-25.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/gcc-14/releases/gcc-14/r14-10271/usr
 --enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_1-25.c --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_1-25.c --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-984 Regression] FAIL: gcc.target/i386/pr86722.c scan-assembler-times (?n)(?:andnpd|andpd) 1 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

ac306de7d5100d3682eae2270995a9abbe19db38 is the first bad commit
commit ac306de7d5100d3682eae2270995a9abbe19db38
Author: liuhongt 
Date:   Fri May 31 14:38:07 2024 +0800

Add some preference for floating point rtl ifcvt when sse4.1 is not 
available

caused

FAIL: gcc.target/i386/pr86722.c scan-assembler-times (?n)(?:andnpd|andpd) 1

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-984/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr86722.c --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-983 Regression] FAIL: gcc.target/i386/avx10_1-25.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

1f2ca510065a2033bac408eb5a960ef0126f25cc is the first bad commit
commit 1f2ca510065a2033bac408eb5a960ef0126f25cc
Author: Haochen Jiang 
Date:   Mon May 20 15:52:32 2024 +0800

Add AVX10.1 target_clones support

caused

FAIL: gcc.target/i386/avx10_1-25.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-983/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_1-25.c --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_1-25.c --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-1056 Regression] FAIL: gcc.dg/vect/vect-cond-reduc-in-order-2-signed-zero.c -flto -ffat-lto-objects execution test on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

4653b682ef161c3c2fc7bf8462b8f9206a1349e6 is the first bad commit
commit 4653b682ef161c3c2fc7bf8462b8f9206a1349e6
Author: Richard Biener 
Date:   Tue Mar 5 15:46:24 2024 +0100

Allow single-lane SLP in-order reductions

caused

FAIL: gcc.dg/vect/vect-cond-reduc-in-order-2-signed-zero.c execution test
FAIL: gcc.dg/vect/vect-cond-reduc-in-order-2-signed-zero.c -flto 
-ffat-lto-objects execution test

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-1056/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="vect.exp=gcc.dg/vect/vect-cond-reduc-in-order-2-signed-zero.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="vect.exp=gcc.dg/vect/vect-cond-reduc-in-order-2-signed-zero.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-1058 Regression] FAIL: gcc.target/i386/pr77881.c scan-assembler js[ \t].?L on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

c989e59fc99d994159114304d4e715c72bedff0a is the first bad commit
commit c989e59fc99d994159114304d4e715c72bedff0a
Author: Hongyu Wang 
Date:   Wed Mar 27 10:13:06 2024 +0800

[APX CCMP] Support APX CCMP

caused

FAIL: gcc.target/i386/pr77881.c scan-assembler js[ \t].?L

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-1058/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr77881.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr77881.c --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr77881.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr77881.c --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-1100 Regression] FAIL: gcc.target/i386/sse2-v1ti-vne.c scan-assembler-times pcmpeq 6 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

ec985bc97a01577bca8307f986caba7ba7633cde is the first bad commit
commit ec985bc97a01577bca8307f986caba7ba7633cde
Author: Roger Sayle 
Date:   Fri Jun 7 13:57:23 2024 +0100

i386: Improve handling of ternlog instructions in i386/sse.md

caused

FAIL: gcc.target/i386/avx2-pr98461.c scan-assembler-times \tnotl\t 6
FAIL: gcc.target/i386/avx512f-copysign.c scan-assembler-times vpternlog[dq][ 
\\t]+\\$(?:216|228|0xd8|0xe4), 5
FAIL: gcc.target/i386/avx512f-vpternlogd-3.c scan-assembler-times vpternlogd[ 
\\t] 694
FAIL: gcc.target/i386/avx512f-vpternlogd-4.c scan-assembler-times vpternlogd[ 
\\t] 694
FAIL: gcc.target/i386/pr101989-broadcast-1.c scan-assembler-times \\{1to4\\} 4
FAIL: gcc.target/i386/sse2-v1ti-vne.c scan-assembler-times pcmpeq 6
FAIL: gcc.target/i386/sse2-v1ti-vne.c scan-assembler-times pxor 3

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-1100/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx2-pr98461.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx2-pr98461.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512f-copysign.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512f-vpternlogd-3.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512f-vpternlogd-3.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512f-vpternlogd-4.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512f-vpternlogd-4.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr101989-broadcast-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr101989-broadcast-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/sse2-v1ti-vne.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-1239 Regression] FAIL: gcc.dg/vect/pr115385.c -flto -ffat-lto-objects execution test on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

6669dc51515313dd1e60c493596dbc90429fc362 is the first bad commit
commit 6669dc51515313dd1e60c493596dbc90429fc362
Author: Richard Biener 
Date:   Fri Jun 7 14:47:12 2024 +0200

tree-optimization/115385 - handle more gaps with peeling of a single 
iteration

caused

FAIL: gcc.dg/vect/pr115385.c execution test
FAIL: gcc.dg/vect/pr115385.c -flto -ffat-lto-objects execution test

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-1239/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="vect.exp=gcc.dg/vect/pr115385.c --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="vect.exp=gcc.dg/vect/pr115385.c --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-1240 Regression] FAIL: gcc.target/i386/vect-strided-3.c scan-assembler-times movhps 2 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

e8f4d525cb320ff11dd95b985d8043fef0510878 is the first bad commit
commit e8f4d525cb320ff11dd95b985d8043fef0510878
Author: Richard Biener 
Date:   Mon Jun 10 15:31:35 2024 +0200

Improve code generation of strided SLP loads

caused

FAIL: gcc.target/i386/vect-strided-3.c scan-assembler-times movhps 2

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-1240/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/vect-strided-3.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-1330 Regression] FAIL: gcc.target/i386/vect-strided-3.c scan-assembler-times movq 4 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

1438b15e5430f7fab3832c35d262d6b58caba469 is the first bad commit
commit 1438b15e5430f7fab3832c35d262d6b58caba469
Author: Richard Biener 
Date:   Fri Jun 14 11:31:53 2024 +0200

Adjust gcc.target/i386/vect-strided-3.c

caused

FAIL: gcc.target/i386/vect-strided-3.c scan-assembler-times movq 4

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-1330/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/vect-strided-3.c 
--target_board='unix{-m32\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-1394 Regression] FAIL: gcc.dg/pr115109.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

c9b96a68860bfdee49d40b4a844af7c5ef69cd12 is the first bad commit
commit c9b96a68860bfdee49d40b4a844af7c5ef69cd12
Author: Martin Uecker 
Date:   Sat May 18 22:00:04 2024 +0200

c23: Fix for redeclared enumerator initialized with different type 
[PR115109]

caused

FAIL: gcc.dg/c23-tag-enum-6.c  (test for errors, line 10)
FAIL: gcc.dg/c23-tag-enum-6.c  (test for errors, line 13)
FAIL: gcc.dg/c23-tag-enum-7.c (test for excess errors)
FAIL: gcc.dg/pr115109.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-1394/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/c23-tag-enum-6.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/c23-tag-enum-6.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/c23-tag-enum-7.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/c23-tag-enum-7.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr115109.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr115109.c 
--target_board='unix{-m32\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-1502 Regression] FAIL: gcc.target/i386/pr89984-2.c scan-assembler-not vmovaps on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

9a76db24e044c8058497051a652cca4228cbc8e9 is the first bad commit
commit 9a76db24e044c8058497051a652cca4228cbc8e9
Author: Roger Sayle 
Date:   Thu Jun 20 16:30:15 2024 +0100

i386: Allow all register_operand SUBREGs in x86_ternlog_idx.

caused

FAIL: gcc.target/i386/pr89984-2.c scan-assembler-not vmovaps

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-1502/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr89984-2.c --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-1575 Regression] FAIL: gcc.target/i386/pr101716.c scan-assembler-not movl[\\t ][^\\n]*eax on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

ea8061f46a301797e7ba33b52e3b4713fb8e6b48 is the first bad commit
commit ea8061f46a301797e7ba33b52e3b4713fb8e6b48
Author: Haochen Gui 
Date:   Mon Jun 24 13:12:51 2024 +0800

fwprop: invoke change_is_worthwhile to judge if a replacement is worthwhile

caused

FAIL: gcc.target/i386/pr101716.c scan-assembler leal[\\t ][^\\n]*eax
FAIL: gcc.target/i386/pr101716.c scan-assembler-not movl[\\t ][^\\n]*eax

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-1575/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr101716.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr101716.c --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-1619 Regression] FAIL: gcc.target/i386/stack-check-17.c scan-assembler-not pop on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

3b9b8d6cfdf59337f4b7ce10ce92a98044b2657b is the first bad commit
commit 3b9b8d6cfdf59337f4b7ce10ce92a98044b2657b
Author: Surya Kumari Jangala 
Date:   Tue Jun 25 08:37:49 2024 -0500

ira: Scale save/restore costs of callee save registers with block frequency

caused

FAIL: gcc.dg/pr10474.c scan-rtl-dump pro_and_epilogue "Performing 
shrink-wrapping"
FAIL: gcc.target/i386/force-indirect-call-2.c scan-assembler-times 
(?:call|jmp)[ \\t]+\\*% 3
FAIL: gcc.target/i386/pr63527.c scan-assembler-not movl[ \t]%[^,]+, %ebx
FAIL: gcc.target/i386/pr91384.c scan-assembler-not testl
FAIL: gcc.target/i386/stack-check-17.c scan-assembler-not pop

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-1619/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr10474.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr10474.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/force-indirect-call-2.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/force-indirect-call-2.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr63527.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr63527.c --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr91384.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr91384.c --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr91384.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr91384.c --target_board='unix{-m64\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/stack-check-17.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/stack-check-17.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-1758 Regression] FAIL: g++.dg/cpp2a/spaceship-narrowing1.C -std=c++20 (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

52d71b6b1f0f465a6cf064f61b22fc99453ec132 is the first bad commit
commit 52d71b6b1f0f465a6cf064f61b22fc99453ec132
Author: Marek Polacek 
Date:   Fri Jun 28 17:51:19 2024 -0400

c++: DR2627, Bit-fields and narrowing conversions [PR94058]

caused

FAIL: g++.dg/cpp2a/spaceship-narrowing1.C  -std=c++20 (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-1758/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=g++.dg/cpp2a/spaceship-narrowing1.C 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=g++.dg/cpp2a/spaceship-narrowing1.C 
--target_board='unix{-m32\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-1848 Regression] FAIL: gcc.dg/vect/slp-54.c scan-tree-dump vect "vectorizing stmts using SLP" on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

7eb8b65780d9dc3e266056383279b00d5e152bea is the first bad commit
commit 7eb8b65780d9dc3e266056383279b00d5e152bea
Author: Richard Biener 
Date:   Wed Jul 3 13:50:59 2024 +0200

Support group size of three in SLP store permute lowering

caused

FAIL: gcc.dg/vect/slp-54.c -flto -ffat-lto-objects  scan-tree-dump vect 
"vectorizing stmts using SLP"
FAIL: gcc.dg/vect/slp-54.c scan-tree-dump vect "vectorizing stmts using SLP"

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-1848/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check RUNTESTFLAGS="vect.exp=gcc.dg/vect/slp-54.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="vect.exp=gcc.dg/vect/slp-54.c 
--target_board='unix{-m32\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-1936 Regression] FAIL: gcc.target/i386/avx512vl-vpmovuswb-2.c execution test on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

80e446e829d818dc19daa6e671b9626e93ee4949 is the first bad commit
commit 80e446e829d818dc19daa6e671b9626e93ee4949
Author: Pan Li 
Date:   Fri Jul 5 20:36:35 2024 +0800

Match: Support form 2 for the .SAT_TRUNC

caused

FAIL: gcc.target/i386/avx512f-vpmovusqb-2.c execution test
FAIL: gcc.target/i386/avx512vl-vpmovusdb-2.c execution test
FAIL: gcc.target/i386/avx512vl-vpmovusdw-2.c execution test
FAIL: gcc.target/i386/avx512vl-vpmovusqb-2.c execution test
FAIL: gcc.target/i386/avx512vl-vpmovusqd-2.c execution test
FAIL: gcc.target/i386/avx512vl-vpmovusqw-2.c execution test
FAIL: gcc.target/i386/avx512vl-vpmovuswb-2.c execution test

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-1936/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512f-vpmovusqb-2.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512f-vpmovusqb-2.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovusdb-2.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovusdb-2.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovusdb-2.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovusdb-2.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovusdw-2.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovusdw-2.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovusdw-2.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovusdw-2.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovusqb-2.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovusqb-2.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovusqd-2.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovusqd-2.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovusqw-2.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovusqw-2.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovuswb-2.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovuswb-2.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovuswb-2.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovuswb-2.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-2011 Regression] FAIL: gcc.target/i386/pr31985.c scan-assembler-times movl 4 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

a6f551d079de1d151b272bcdd3d42316857c9d4e is the first bad commit
commit a6f551d079de1d151b272bcdd3d42316857c9d4e
Author: Jeff Law 
Date:   Fri Jul 12 13:11:33 2024 -0600

[PR rtl-optimization/115876] Fix one of two ubsan reported issues in new 
ext-dce.cc code

caused

FAIL: gcc.target/i386/ashldi3-1.c scan-assembler-times xorl 2
FAIL: gcc.target/i386/pr31985.c scan-assembler-times movl 4

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-2011/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/ashldi3-1.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/ashldi3-1.c --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr31985.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr31985.c --target_board='unix{-m32\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-2135 Regression] FAIL: libgomp.oacc-fortran/privatized-ref-2.f90 -DACC_DEVICE_TYPE_host=1 -DACC_MEM_SHARED=1 -foffload=disable -Os at line 32 (test for warnings, line 31) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

c3aa339ea50f050caf7ed2e497f5499ec2d7b9cc is the first bad commit
commit c3aa339ea50f050caf7ed2e497f5499ec2d7b9cc
Author: Paul Thomas 
Date:   Thu Jul 18 08:51:35 2024 +0100

Fortran: Suppress bogus used uninitialized warnings [PR108889].

caused

FAIL: libgomp.oacc-fortran/privatized-ref-2.f90 -DACC_DEVICE_TYPE_host=1 
-DACC_MEM_SHARED=1 -foffload=disable  -O0   at line 32 (test for warnings, line 
31)
FAIL: libgomp.oacc-fortran/privatized-ref-2.f90 -DACC_DEVICE_TYPE_host=1 
-DACC_MEM_SHARED=1 -foffload=disable  -O1   at line 32 (test for warnings, line 
31)
FAIL: libgomp.oacc-fortran/privatized-ref-2.f90 -DACC_DEVICE_TYPE_host=1 
-DACC_MEM_SHARED=1 -foffload=disable  -O2   at line 32 (test for warnings, line 
31)
FAIL: libgomp.oacc-fortran/privatized-ref-2.f90 -DACC_DEVICE_TYPE_host=1 
-DACC_MEM_SHARED=1 -foffload=disable  -O3 -fomit-frame-pointer -funroll-loops 
-fpeel-loops -ftracer -finline-functions   at line 32 (test for warnings, line 
31)
FAIL: libgomp.oacc-fortran/privatized-ref-2.f90 -DACC_DEVICE_TYPE_host=1 
-DACC_MEM_SHARED=1 -foffload=disable  -O3 -g   at line 32 (test for warnings, 
line 31)
FAIL: libgomp.oacc-fortran/privatized-ref-2.f90 -DACC_DEVICE_TYPE_host=1 
-DACC_MEM_SHARED=1 -foffload=disable  -Os   at line 32 (test for warnings, line 
31)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-2135/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/x86_64-linux/libgomp/testsuite && make check 
RUNTESTFLAGS="fortran.exp=libgomp.oacc-fortran/privatized-ref-2.f90 
--target_board='unix{-m32}'"
$ cd {build_dir}/x86_64-linux/libgomp/testsuite && make check 
RUNTESTFLAGS="fortran.exp=libgomp.oacc-fortran/privatized-ref-2.f90 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libgomp/testsuite && make check 
RUNTESTFLAGS="fortran.exp=libgomp.oacc-fortran/privatized-ref-2.f90 
--target_board='unix{-m64}'"
$ cd {build_dir}/x86_64-linux/libgomp/testsuite && make check 
RUNTESTFLAGS="fortran.exp=libgomp.oacc-fortran/privatized-ref-2.f90 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r13-8926 Regression] FAIL: gfortran.dg/pr113363.f90 -Os (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

7c81ff02a943cda82cc1a82b36ae8ab14470b00a is the first bad commit
commit 7c81ff02a943cda82cc1a82b36ae8ab14470b00a
Author: Paul Thomas 
Date:   Mon May 13 07:27:20 2024 +0100

Fortran: Fix wrong code in unlimited polymorphic assignment [PR113363]

caused

FAIL: gfortran.dg/pr113363.f90   -O0  (internal compiler error: Segmentation 
fault)
FAIL: gfortran.dg/pr113363.f90   -O0  (test for excess errors)
FAIL: gfortran.dg/pr113363.f90   -O1  (internal compiler error: Segmentation 
fault)
FAIL: gfortran.dg/pr113363.f90   -O1  (test for excess errors)
FAIL: gfortran.dg/pr113363.f90   -O2  (internal compiler error: Segmentation 
fault)
FAIL: gfortran.dg/pr113363.f90   -O2  (test for excess errors)
FAIL: gfortran.dg/pr113363.f90   -O3 -fomit-frame-pointer -funroll-loops 
-fpeel-loops -ftracer -finline-functions  (internal compiler error: 
Segmentation fault)
FAIL: gfortran.dg/pr113363.f90   -O3 -fomit-frame-pointer -funroll-loops 
-fpeel-loops -ftracer -finline-functions  (test for excess errors)
FAIL: gfortran.dg/pr113363.f90   -O3 -g  (internal compiler error: Segmentation 
fault)
FAIL: gfortran.dg/pr113363.f90   -O3 -g  (test for excess errors)
FAIL: gfortran.dg/pr113363.f90   -Os  (internal compiler error: Segmentation 
fault)
FAIL: gfortran.dg/pr113363.f90   -Os  (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/gcc-13/releases/gcc-13/r13-8926/usr
 --enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/pr113363.f90 --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/pr113363.f90 --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/pr113363.f90 --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/pr113363.f90 --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-2196 Regression] FAIL: c-c++-common/dfp/convert-bfp-6.c -std=gnu++98 execution test on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

88d16194d0c8a6bdc2896c8944bfbf3e6038c9d2 is the first bad commit
commit 88d16194d0c8a6bdc2896c8944bfbf3e6038c9d2
Author: Jeff Law 
Date:   Mon Jul 22 08:45:10 2024 -0600

[NFC][PR rtl-optimization/115877] Avoid setting irrelevant bit groups as 
live in ext-dce

caused

FAIL: c-c++-common/dfp/convert-bfp-10.c execution test
FAIL: c-c++-common/dfp/convert-bfp-10.c  -std=c++14 execution test
FAIL: c-c++-common/dfp/convert-bfp-10.c  -std=c++17 execution test
FAIL: c-c++-common/dfp/convert-bfp-10.c  -std=c++20 execution test
FAIL: c-c++-common/dfp/convert-bfp-10.c  -std=c++98 execution test
FAIL: c-c++-common/dfp/convert-bfp-6.c execution test
FAIL: c-c++-common/dfp/convert-bfp-6.c  -std=gnu++14 execution test
FAIL: c-c++-common/dfp/convert-bfp-6.c  -std=gnu++17 execution test
FAIL: c-c++-common/dfp/convert-bfp-6.c  -std=gnu++20 execution test
FAIL: c-c++-common/dfp/convert-bfp-6.c  -std=gnu++98 execution test

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-2196/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dfp.exp=c-c++-common/dfp/convert-bfp-10.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dfp.exp=c-c++-common/dfp/convert-bfp-10.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dfp.exp=c-c++-common/dfp/convert-bfp-6.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dfp.exp=c-c++-common/dfp/convert-bfp-6.c 
--target_board='unix{-m32\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-2275 Regression] FAIL: gcc.dg/torture/pr116037.c -Os (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

679086172b84be18c55fdbb9cda7e97806e7c083 is the first bad commit
commit 679086172b84be18c55fdbb9cda7e97806e7c083
Author: Jeff Law 
Date:   Wed Jul 24 11:16:26 2024 -0600

[rtl-optimization/116037] Explicitly track if a destination was skipped in 
ext-dce

caused

FAIL: gcc.dg/torture/pr116037.c   -O0  (test for excess errors)
FAIL: gcc.dg/torture/pr116037.c   -O1  (test for excess errors)
FAIL: gcc.dg/torture/pr116037.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (test for excess errors)
FAIL: gcc.dg/torture/pr116037.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (test for excess errors)
FAIL: gcc.dg/torture/pr116037.c   -O2  (test for excess errors)
FAIL: gcc.dg/torture/pr116037.c   -O3 -g  (test for excess errors)
FAIL: gcc.dg/torture/pr116037.c   -Os  (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-2275/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr116037.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr116037.c 
--target_board='unix{-m32\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-4104 Regression] FAIL: gfortran.dg/gomp/allocate-static.f90 -Os (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

a8caeaacf499d58ba7ceabc311b7b71ca806f740 is the first bad commit
commit a8caeaacf499d58ba7ceabc311b7b71ca806f740
Author: Tobias Burnus 
Date:   Mon Oct 7 10:45:14 2024 +0200

OpenMP: Allocate directive for static vars, clean up

caused

FAIL: gfortran.dg/gomp/allocate-static.f90   -O0  (test for excess errors)
FAIL: gfortran.dg/gomp/allocate-static.f90   -O1  (test for excess errors)
FAIL: gfortran.dg/gomp/allocate-static.f90   -O2  (test for excess errors)
FAIL: gfortran.dg/gomp/allocate-static.f90   -O3 -fomit-frame-pointer 
-funroll-loops -fpeel-loops -ftracer -finline-functions  (test for excess 
errors)
FAIL: gfortran.dg/gomp/allocate-static.f90   -O3 -g  (test for excess errors)
FAIL: gfortran.dg/gomp/allocate-static.f90   -Os  (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-4104/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="gomp.exp=gfortran.dg/gomp/allocate-static.f90 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="gomp.exp=gfortran.dg/gomp/allocate-static.f90 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="gomp.exp=gfortran.dg/gomp/allocate-static.f90 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="gomp.exp=gfortran.dg/gomp/allocate-static.f90 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-4186 Regression] FAIL: gcc.dg/pr67089-6.c scan-tree-dump-times widening_mul "SUB_OVERFLOW" 9 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

0883c88664d48463dfc79335dccaf15a69230952 is the first bad commit
commit 0883c88664d48463dfc79335dccaf15a69230952
Author: Artemiy Volkov 
Date:   Tue Oct 8 17:51:08 2024 -0600

tree-optimization/116024 - simplify C1-X cmp C2 for UB-on-overflow types

caused

FAIL: gcc.dg/pr67089-6.c scan-tree-dump-times widening_mul "SUB_OVERFLOW" 9

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-4186/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr67089-6.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr67089-6.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-4494 Regression] FAIL: gfortran.dg/unsigned_38.f90 -O (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

4f9b1735ab5eaf93d07d65c81d83cd123a8f3478 is the first bad commit
commit 4f9b1735ab5eaf93d07d65c81d83cd123a8f3478
Author: Thomas Koenig 
Date:   Sat Oct 19 10:26:17 2024 +0200

Fix an ICE with UNSIGNED in match_sym_complex_part.

caused

FAIL: gfortran.dg/unsigned_38.f90   -O  (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-4494/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/unsigned_38.f90 --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/unsigned_38.f90 --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/unsigned_38.f90 --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/unsigned_38.f90 --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r13-9139 Regression] FAIL: gcc.target/i386/avx512bw-pr103750-2.c scan-assembler-not kmov on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

fca35b417c236e3448bc3666820fd1ba423fe6e9 is the first bad commit
commit fca35b417c236e3448bc3666820fd1ba423fe6e9
Author: liuhongt 
Date:   Wed Oct 16 13:43:48 2024 +0800

Refine splitters related to "combine vpcmpuw + zero_extend to vpcmpuw"

caused

FAIL: gcc.target/i386/avx512bw-pr103750-2.c scan-assembler-not kmov

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/gcc-13/releases/gcc-13/r13-9139/usr
 --enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512bw-pr103750-2.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512bw-pr103750-2.c 
--target_board='unix{-m32\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r14-10826 Regression] FAIL: g++.dg/cpp2a/decomp10.C -std=gnu++17 (test for warnings, line 15) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

7de78f7353f125663a22f5514159ea966a120049 is the first bad commit
commit 7de78f7353f125663a22f5514159ea966a120049
Author: Jason Merrill 
Date:   Tue Oct 22 16:37:49 2024 -0400

c++: non-dep structured binding decltype again [PR117107]

caused

FAIL: g++.dg/cpp2a/decomp10.C  -std=gnu++14  (test for warnings, line 15)
FAIL: g++.dg/cpp2a/decomp10.C  -std=gnu++17  (test for warnings, line 15)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/gcc-14/releases/gcc-14/r14-10826/usr
 --enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/cpp2a/decomp10.C 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/cpp2a/decomp10.C 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/cpp2a/decomp10.C 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/cpp2a/decomp10.C 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-4787 Regression] FAIL: gcc.dg/vect/bb-slp-77.c scan-tree-dump-times slp1 "optimized: basic block" 1 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

acba8b3d8dec0124c8b3a7e112b3a784a5091214 is the first bad commit
commit acba8b3d8dec0124c8b3a7e112b3a784a5091214
Author: Kugan Vivekanandarajah 
Date:   Thu Oct 31 07:23:10 2024 +1100

[PATCH] Fix SLP when ifcvt versioned loop is not vectorized

caused

FAIL: gcc.dg/vect/bb-slp-77.c -flto -ffat-lto-objects  scan-tree-dump-times 
slp1 "optimized: basic block" 1
FAIL: gcc.dg/vect/bb-slp-77.c scan-tree-dump-times slp1 "optimized: basic 
block" 1

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-4787/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="vect.exp=gcc.dg/vect/bb-slp-77.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="vect.exp=gcc.dg/vect/bb-slp-77.c --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="vect.exp=gcc.dg/vect/bb-slp-77.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="vect.exp=gcc.dg/vect/bb-slp-77.c --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r13-9162 Regression] FAIL: gcc.target/i386/cmpccxadd-1b.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

100751c7905d6866540ca243135629994d3fd032 is the first bad commit
commit 100751c7905d6866540ca243135629994d3fd032
Author: Haochen Jiang 
Date:   Fri Nov 1 15:59:47 2024 +0800

i386: Do not allow pointer conversion for CMPccXADD intrin under -O0

caused

FAIL: gcc.target/i386/cmpccxadd-1b.c  (test for errors, line 13)
FAIL: gcc.target/i386/cmpccxadd-1b.c  (test for errors, line 14)
FAIL: gcc.target/i386/cmpccxadd-1b.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/gcc-13/releases/gcc-13/r13-9162/usr
 --enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/cmpccxadd-1b.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/cmpccxadd-1b.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-4709 Regression] FAIL: 23_containers/vector/cons/from_range.cc -std=gnu++26 (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

b281e13ecad12d07209924a7282c53be3a1c3774 is the first bad commit
commit b281e13ecad12d07209924a7282c53be3a1c3774
Author: Jonathan Wakely 
Date:   Tue Oct 8 21:15:18 2024 +0100

libstdc++: Add P1206R7 from_range members to std::vector [PR111055]

caused

FAIL: 23_containers/vector/cons/from_range.cc  -std=gnu++23 (test for excess 
errors)
FAIL: 23_containers/vector/cons/from_range.cc  -std=gnu++26 (test for excess 
errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-4709/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check 
RUNTESTFLAGS="conformance.exp=23_containers/vector/cons/from_range.cc 
--target_board='unix{-m32}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check 
RUNTESTFLAGS="conformance.exp=23_containers/vector/cons/from_range.cc 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check 
RUNTESTFLAGS="conformance.exp=23_containers/vector/cons/from_range.cc 
--target_board='unix{-m64}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check 
RUNTESTFLAGS="conformance.exp=23_containers/vector/cons/from_range.cc 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-4711 Regression] FAIL: gcc.target/i386/pr53533-3.c scan-assembler-times add(?:l|q)[ \t] 1 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

f1823d8037e355cd755087e695051d190ffe755e is the first bad commit
commit f1823d8037e355cd755087e695051d190ffe755e
Author: H.J. Lu 
Date:   Sat Oct 12 05:53:49 2024 +0800

gcc.target/i386/pr53533-[13].c: Adjust assembly scan

caused

FAIL: gcc.target/i386/pr53533-1.c scan-assembler-times add(?:l|q)[ \t] 1
FAIL: gcc.target/i386/pr53533-3.c scan-assembler-times add(?:l|q)[ \t] 1

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-4711/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr53533-1.c --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr53533-3.c --target_board='unix{-m32\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-4702 Regression] FAIL: gfortran.dg/pr115070.f90 -O (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

ed8ca972f8857869d2bb4a416994bb896eb1c34e is the first bad commit
commit ed8ca972f8857869d2bb4a416994bb896eb1c34e
Author: Paul Thomas 
Date:   Sun Oct 27 12:40:42 2024 +

Fortran: Fix regressions with intent(out) class[PR115070, PR115348].

caused

FAIL: gfortran.dg/pr115070.f90   -O  (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-4702/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/pr115070.f90 --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/pr115070.f90 --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/pr115070.f90 --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/pr115070.f90 --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-4833 Regression] FAIL: gcc.dg/builtin-prefetch-1.c (test for warnings, line 36) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

e9ab41b79933d42410126f0eb7b29f820745276c is the first bad commit
commit e9ab41b79933d42410126f0eb7b29f820745276c
Author: Hu, Lin1 
Date:   Fri Nov 1 10:04:40 2024 +0800

Support Intel MOVRS

caused

FAIL: gcc.c-torture/execute/builtin-prefetch-1.c   -O0  (test for excess errors)
FAIL: gcc.c-torture/execute/builtin-prefetch-1.c   -O1  (test for excess errors)
FAIL: gcc.c-torture/execute/builtin-prefetch-1.c   -O2 -flto 
-fno-use-linker-plugin -flto-partition=none  (test for excess errors)
FAIL: gcc.c-torture/execute/builtin-prefetch-1.c   -O2 -flto 
-fuse-linker-plugin -fno-fat-lto-objects  (test for excess errors)
FAIL: gcc.c-torture/execute/builtin-prefetch-1.c   -O2  (test for excess errors)
FAIL: gcc.c-torture/execute/builtin-prefetch-1.c   -O3 -g  (test for excess 
errors)
FAIL: gcc.c-torture/execute/builtin-prefetch-1.c   -Os  (test for excess errors)
FAIL: gcc.dg/builtin-prefetch-1.c (test for excess errors)
FAIL: gcc.dg/builtin-prefetch-1.c  (test for warnings, line 31)
FAIL: gcc.dg/builtin-prefetch-1.c  (test for warnings, line 32)
FAIL: gcc.dg/builtin-prefetch-1.c  (test for warnings, line 33)
FAIL: gcc.dg/builtin-prefetch-1.c  (test for warnings, line 34)
FAIL: gcc.dg/builtin-prefetch-1.c  (test for warnings, line 35)
FAIL: gcc.dg/builtin-prefetch-1.c  (test for warnings, line 36)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-4833/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="execute.exp=gcc.c-torture/execute/builtin-prefetch-1.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="execute.exp=gcc.c-torture/execute/builtin-prefetch-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="execute.exp=gcc.c-torture/execute/builtin-prefetch-1.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="execute.exp=gcc.c-torture/execute/builtin-prefetch-1.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gcc.dg/builtin-prefetch-1.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gcc.dg/builtin-prefetch-1.c --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gcc.dg/builtin-prefetch-1.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gcc.dg/builtin-prefetch-1.c --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-4835 Regression] FAIL: gfortran.dg/associate_69.f90 -O scan-tree-dump-times optimized " \\.temp6" 7 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

7f93910a8b5d606ad742a3594750f0c2b20d8bda is the first bad commit
commit 7f93910a8b5d606ad742a3594750f0c2b20d8bda
Author: Paul Thomas 
Date:   Fri Nov 1 07:45:00 2024 +

Fortran: Fix problems with substring selectors in ASSOCIATE [PR115700]

caused

FAIL: gfortran.dg/associate_69.f90   -O   scan-tree-dump-times optimized " 
\\.temp6" 7

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-4835/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/associate_69.f90 --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/associate_69.f90 --target_board='unix{-m32\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3862 Regression] FAIL: gcc.dg/pr109393.c scan-tree-dump-times optimized "return 1;" 3 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

08b8341f209be7c7e301853bdbbcad4f8e1695f5 is the first bad commit
commit 08b8341f209be7c7e301853bdbbcad4f8e1695f5
Author: Konstantinos Eleftheriou 
Date:   Thu Sep 5 15:59:59 2024 +0200

match: Change (A * B) + (-C) to (B - C/A) * A, if C multiple of A [PR109393]

caused

FAIL: gcc.dg/pr109393.c scan-tree-dump-times optimized "return 1;" 3

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3862/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr109393.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr109393.c 
--target_board='unix{-m32\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3841 Regression] FAIL: gfortran.dg/unsigned_25.f90 -Os (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

5d98fe096b5d17021875806ffc32ba41ea0e87b0 is the first bad commit
commit 5d98fe096b5d17021875806ffc32ba41ea0e87b0
Author: Thomas Koenig 
Date:   Tue Sep 24 21:51:42 2024 +0200

Implement MATMUL and DOT_PRODUCT for unsigned.

caused

FAIL: gfortran.dg/unsigned_25.f90   -O0  (test for excess errors)
FAIL: gfortran.dg/unsigned_25.f90   -O1  (test for excess errors)
FAIL: gfortran.dg/unsigned_25.f90   -O2  (test for excess errors)
FAIL: gfortran.dg/unsigned_25.f90   -O3 -fomit-frame-pointer -funroll-loops 
-fpeel-loops -ftracer -finline-functions  (test for excess errors)
FAIL: gfortran.dg/unsigned_25.f90   -O3 -g  (test for excess errors)
FAIL: gfortran.dg/unsigned_25.f90   -Os  (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3841/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/unsigned_25.f90 --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/unsigned_25.f90 --target_board='unix{-m32\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3834 Regression] FAIL: c-c++-common/gomp/declare-variant-duplicates.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

96246bff0bcd9e5cdec9e6cf811ee3db4997f6d4 is the first bad commit
commit 96246bff0bcd9e5cdec9e6cf811ee3db4997f6d4
Author: Sandra Loosemore 
Date:   Fri Sep 6 20:58:13 2024 +

OpenMP: Check additional restrictions on context selector properties

caused

FAIL: c-c++-common/gomp/declare-variant-duplicates.c  (test for errors, line 11)
FAIL: c-c++-common/gomp/declare-variant-duplicates.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3834/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="gomp.exp=c-c++-common/gomp/declare-variant-duplicates.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="gomp.exp=c-c++-common/gomp/declare-variant-duplicates.c 
--target_board='unix{-m32\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3890 Regression] FAIL: gfortran.dg/initialization_25.f90 -O (test for errors, line 11) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

34bf6aa41ba5390ce26eb40208f10186d0ab17c4 is the first bad commit
commit 34bf6aa41ba5390ce26eb40208f10186d0ab17c4
Author: Sam James 
Date:   Fri Aug 2 06:38:34 2024 +0100

testsuite: fix hyphen typos

caused

FAIL: gfortran.dg/initialization_25.f90   -O   (test for errors, line 11)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3890/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/initialization_25.f90 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/initialization_25.f90 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/initialization_25.f90 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/initialization_25.f90 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-3899 Regression] FAIL: gfortran.dg/initialization_25.f90 -O xfail *-*-* (test for errors, line 11) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

819098dc71f2079aedc15a904ab5f17f0788d991 is the first bad commit
commit 819098dc71f2079aedc15a904ab5f17f0788d991
Author: Sam James 
Date:   Thu Sep 26 15:43:33 2024 +0100

testsuite: XFAIL gfortran.dg/initialization_25.f90 properly

caused

FAIL: gfortran.dg/initialization_25.f90   -O   xfail *-*-*  (test for errors, 
line 11)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3899/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/initialization_25.f90 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/initialization_25.f90 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/initialization_25.f90 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gfortran.dg/initialization_25.f90 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-4988 Regression] FAIL: gcc.dg/gomp/max_vf-1.c scan-tree-dump-times ompexp "__builtin_GOMP_parallel_loop_nonmonotonic_dynamic \\(.*, 16, 0\\);" 1 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

d334f729e53867b838e867375b3f475ba793d96e is the first bad commit
commit d334f729e53867b838e867375b3f475ba793d96e
Author: Andrew Stubbs 
Date:   Wed Nov 6 12:26:08 2024 +

openmp: Add testcases for omp_max_vf

caused

FAIL: gcc.dg/gomp/max_vf-1.c scan-tree-dump-times ompexp "\\+ 16" 1
FAIL: gcc.dg/gomp/max_vf-1.c scan-tree-dump-times ompexp "\\* 16" 2
FAIL: gcc.dg/gomp/max_vf-1.c scan-tree-dump-times ompexp 
"__builtin_GOMP_parallel_loop_nonmonotonic_dynamic \\(.*, 16, 0\\);" 1

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-4988/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="gomp.exp=gcc.dg/gomp/max_vf-1.c --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="gomp.exp=gcc.dg/gomp/max_vf-1.c --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-5727 Regression] FAIL: gcc.target/i386/pr112600-5-u16.c scan-tree-dump-times optimized ".SAT_ADD " 3 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

4a8685911697c237ff8c0589827eb8649f8440f1 is the first bad commit
commit 4a8685911697c237ff8c0589827eb8649f8440f1
Author: Pan Li 
Date:   Fri Nov 22 11:48:26 2024 +0800

I386: Add more testcases for unsigned SAT_ADD vector pattern

caused

FAIL: gcc.target/i386/pr112600-5-u16.c scan-tree-dump-times optimized ".SAT_ADD 
" 3

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-5727/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr112600-5-u16.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr112600-5-u16.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-5489 Regression] FAIL: gcc.target/i386/pr116174.c check-function-bodies foo on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

6350e956d1a74963a62bedabef3d4a1a3f2d4852 is the first bad commit
commit 6350e956d1a74963a62bedabef3d4a1a3f2d4852
Author: MayShao-oc 
Date:   Thu Nov 7 10:57:02 2024 +0800

Add microarchtecture tunable for pass_align_tight_loops [PR117438]

caused

FAIL: gcc.target/i386/pr116174.c check-function-bodies foo

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-5489/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr116174.c --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-5336 Regression] FAIL: gcc.dg/guality/pr36728-4.c -Os -DPREVENT_OPTIMIZATION line 16 y == 2 on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

cee7d080d5c2a5fb8125878998b742c040ec88b4 is the first bad commit
commit cee7d080d5c2a5fb8125878998b742c040ec88b4
Author: Jan Hubicka 
Date:   Sat Nov 16 14:04:32 2024 +0100

Ignore conditions guarding __builtin_unreachable in inliner metrics

caused

FAIL: gcc.dg/guality/pr36728-2.c   -O2  -DPREVENT_OPTIMIZATION  line 16 arg1 == 
1
FAIL: gcc.dg/guality/pr36728-2.c   -O2  -DPREVENT_OPTIMIZATION  line 16 arg2 == 
2
FAIL: gcc.dg/guality/pr36728-2.c   -O2  -DPREVENT_OPTIMIZATION  line 16 arg3 == 
3
FAIL: gcc.dg/guality/pr36728-2.c   -O2  -DPREVENT_OPTIMIZATION  line 16 arg4 == 
4
FAIL: gcc.dg/guality/pr36728-2.c   -O2  -DPREVENT_OPTIMIZATION  line 16 arg5 == 
5
FAIL: gcc.dg/guality/pr36728-2.c   -O2  -DPREVENT_OPTIMIZATION  line 16 arg6 == 
6
FAIL: gcc.dg/guality/pr36728-2.c   -O2  -DPREVENT_OPTIMIZATION  line 16 arg7 == 
30
FAIL: gcc.dg/guality/pr36728-2.c   -O2  -DPREVENT_OPTIMIZATION  line 18 arg1 == 
1
FAIL: gcc.dg/guality/pr36728-2.c   -O2  -DPREVENT_OPTIMIZATION  line 18 arg2 == 
2
FAIL: gcc.dg/guality/pr36728-2.c   -O2  -DPREVENT_OPTIMIZATION  line 18 arg3 == 
3
FAIL: gcc.dg/guality/pr36728-2.c   -O2  -DPREVENT_OPTIMIZATION  line 18 arg4 == 
4
FAIL: gcc.dg/guality/pr36728-2.c   -O2  -DPREVENT_OPTIMIZATION  line 18 arg5 == 
5
FAIL: gcc.dg/guality/pr36728-2.c   -O2  -DPREVENT_OPTIMIZATION  line 18 arg6 == 
6
FAIL: gcc.dg/guality/pr36728-2.c   -O2  -DPREVENT_OPTIMIZATION  line 18 arg7 == 
30
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  -DPREVENT_OPTIMIZATION line 16 arg1 == 1
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  -DPREVENT_OPTIMIZATION line 16 arg2 == 2
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  -DPREVENT_OPTIMIZATION line 16 arg3 == 3
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  -DPREVENT_OPTIMIZATION line 16 arg4 == 4
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  -DPREVENT_OPTIMIZATION line 16 arg5 == 5
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  -DPREVENT_OPTIMIZATION line 16 arg6 == 6
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  -DPREVENT_OPTIMIZATION line 16 arg7 == 30
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  -DPREVENT_OPTIMIZATION line 18 arg1 == 1
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  -DPREVENT_OPTIMIZATION line 18 arg2 == 2
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  -DPREVENT_OPTIMIZATION line 18 arg3 == 3
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  -DPREVENT_OPTIMIZATION line 18 arg4 == 4
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  -DPREVENT_OPTIMIZATION line 18 arg5 == 5
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  -DPREVENT_OPTIMIZATION line 18 arg6 == 6
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  -DPREVENT_OPTIMIZATION line 18 arg7 == 30
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  -DPREVENT_OPTIMIZATION line 16 arg1 == 1
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  -DPREVENT_OPTIMIZATION line 16 arg2 == 2
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  -DPREVENT_OPTIMIZATION line 16 arg3 == 3
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  -DPREVENT_OPTIMIZATION line 16 arg4 == 4
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  -DPREVENT_OPTIMIZATION line 16 arg5 == 5
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  -DPREVENT_OPTIMIZATION line 16 arg6 == 6
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  -DPREVENT_OPTIMIZATION line 16 arg7 == 30
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  -DPREVENT_OPTIMIZATION line 18 arg1 == 1
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  -DPREVENT_OPTIMIZATION line 18 arg2 == 2
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  -DPREVENT_OPTIMIZATION line 18 arg3 == 3
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  -DPREVENT_OPTIMIZATION line 18 arg4 == 4
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  -DPREVENT_OPTIMIZATION line 18 arg5 == 5
FAIL: gcc.dg/guality/pr36728-2.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  -DPREVENT_OPTIMIZATION line 18 arg6 == 6
FAIL: gcc.dg/guality/pr36728-2.c  

[r15-5359 Regression] FAIL: g++.dg/tree-ssa/pr109442.C -std=gnu++26 scan-tree-dump-not optimized "_M_start" on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

cc33f880e553d1aa94d19a349ad755f34c33de9e is the first bad commit
commit cc33f880e553d1aa94d19a349ad755f34c33de9e
Author: Jan Hubicka 
Date:   Sat Nov 16 23:45:57 2024 +0100

Avoid expicit builtion list in tree-ssa-dce

caused

FAIL: g++.dg/tree-ssa/pr109442.C  -std=gnu++11  scan-tree-dump-not optimized 
"_M_start"
FAIL: g++.dg/tree-ssa/pr109442.C  -std=gnu++17  scan-tree-dump-not optimized 
"_M_start"
FAIL: g++.dg/tree-ssa/pr109442.C  -std=gnu++26  scan-tree-dump-not optimized 
"_M_start"

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-5359/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=g++.dg/tree-ssa/pr109442.C --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=g++.dg/tree-ssa/pr109442.C --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=g++.dg/tree-ssa/pr109442.C --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=g++.dg/tree-ssa/pr109442.C --target_board='unix{-m64\ 
-march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)

[r15-5324 Regression] FAIL: gcc.dg/tree-ssa/pr117093.c (test for excess errors) on Linux/x86_64

[haochen.jiang via Gcc-regression]

On Linux/x86_64,

c83e2d47574fd9a21f257e0f0d7e350c3f1b0618 is the first bad commit
commit c83e2d47574fd9a21f257e0f0d7e350c3f1b0618
Author: Jennifer Schmitz 
Date:   Mon Nov 4 07:56:09 2024 -0800

match.pd: Fold vec_perm with view_convert

caused

FAIL: gcc.dg/tree-ssa/pr117093.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-5324/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/pr117093.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/pr117093.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/pr117093.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/pr117093.c 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command 
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)