[Bug other/84257] New: Extremely slow compilation from gcc source code under macOS 10.13

2018-02-07 Thread 191919 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84257 Bug ID: 84257 Summary: Extremely slow compilation from gcc source code under macOS 10.13 Product: gcc Version: 7.3.0 Status: UNCONFIRMED Severity: normal

[Bug tree-optimization/84235] [8 Regression] Miscompilation of floating point code by dom2

2018-02-07 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84235 --- Comment #2 from Jakub Jelinek --- Author: jakub Date: Wed Feb 7 08:29:58 2018 New Revision: 257437 URL: https://gcc.gnu.org/viewcvs?rev=257437&root=gcc&view=rev Log: PR tree-optimization/84235 * tree-ssa-scopedtables.c

[Bug lto/84241] [8 regression] test case g++.dg/torture/pr67600.C fails starting with r257412

2018-02-07 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84241 Christophe Lyon changed: What|Removed |Added Target|powerpc64-unknown-linux-gnu |powerpc64-unknown-linux-gnu

[Bug c/84258] New: Bogus -Wformat warning "wide character string" for const unsigned char

2018-02-07 Thread w.steinwender at freenet dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84258 Bug ID: 84258 Summary: Bogus -Wformat warning "wide character string" for const unsigned char Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

[Bug target/83008] [performance] Is it better to avoid extra instructions in data passing between loops?

2018-02-07 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83008 --- Comment #35 from Christophe Lyon --- Author: clyon Date: Wed Feb 7 09:12:48 2018 New Revision: 257438 URL: https://gcc.gnu.org/viewcvs?rev=257438&root=gcc&view=rev Log: [testsuite] Fix gcc.dg/cse_recip.c for AArch64 after r257181. 2018-02-

[Bug c++/84231] [8 Regression] cannot bind non-const lvalue reference of type ‘const char*&’ to an rvalue of type ‘const char*’

2018-02-07 Thread aoliva at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84231 Alexandre Oliva changed: What|Removed |Added CC||aoliva at gcc dot gnu.org As

[Bug c/84258] Bogus -Wformat warning "wide character string" for const unsigned char

2018-02-07 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84258 --- Comment #1 from Andrew Pinski --- Should most likely say the format is not of an array of char type. Note I bet it will also warn about signed char too.

[Bug bootstrap/84257] Extremely slow compilation from gcc source code under macOS 10.13

2018-02-07 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84257 Andrew Pinski changed: What|Removed |Added Component|other |bootstrap Host|

[Bug c/84258] Bogus -Wformat warning "wide character string" for const unsigned char

2018-02-07 Thread w.steinwender at freenet dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84258 --- Comment #2 from w.steinwender at freenet dot de --- Yes, same warning for signed char.

[Bug bootstrap/84257] Extremely slow compilation from gcc source code under macOS 10.13

2018-02-07 Thread 191919 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84257 --- Comment #2 from 191919 <191919 at gmail dot com> --- I tried with the combination of the following settings under macOS 10.13.3: internal SSD / external HD HFS+ / APFS SIP enabled / SIP disabled The only factor that affects is SIP status. On

[Bug fortran/84065] [8 regression] string_1.f90 fails since r256944

2018-02-07 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84065 Christophe Lyon changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug c++/71662] [6/7/8 Regression][DR 1485] ICE on invalid C++11 code with unqualified name look up: in tsubst_copy, at cp/pt.c:14010

2018-02-07 Thread paolo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71662 --- Comment #6 from paolo at gcc dot gnu.org --- Author: paolo Date: Wed Feb 7 09:35:10 2018 New Revision: 257439 URL: https://gcc.gnu.org/viewcvs?rev=257439&root=gcc&view=rev Log: 2018-02-07 Paolo Carlini PR c++/71662 * g++

[Bug target/83846] Some SVE tests fail with -mabi=ilp32

2018-02-07 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83846 Christophe Lyon changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/83845] [8 regression] new failures after r256620

2018-02-07 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83845 Christophe Lyon changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug rtl-optimization/83530] [8 Regression] ICE in reset_sched_cycles_in_current_ebb, at sel-sched.c:7150

2018-02-07 Thread abel at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83530 --- Comment #8 from Andrey Belevantsev --- (In reply to Pat Haugen from comment #7) > Assuming this is a latent selective scheduling bug since I can reproduce > with r243865 by adding -fsched-pressure --param sched-pressure-algorithm=2. > Looking

[Bug target/84209] [avr] Don't split SP in split2

2018-02-07 Thread denisc at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84209 --- Comment #2 from denisc at gcc dot gnu.org --- Author: denisc Date: Wed Feb 7 09:59:52 2018 New Revision: 257440 URL: https://gcc.gnu.org/viewcvs?rev=257440&root=gcc&view=rev Log: PR target/84209 * config/avr/avr.h (GENERAL_RE

[Bug tree-optimization/82518] [8 regression] gfortran.fortran-torture/execute/in-pack.f90 fails on armeb since r252917

2018-02-07 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82518 --- Comment #31 from Christophe Lyon --- Created attachment 43352 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43352&action=edit Reduced testcase I commented out most calls, since abort() is called from csub4.

[Bug tree-optimization/82518] [8 regression] gfortran.fortran-torture/execute/in-pack.f90 fails on armeb since r252917

2018-02-07 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82518 --- Comment #32 from Christophe Lyon --- Created attachment 43353 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43353&action=edit assembly for arm (little-endian)

[Bug tree-optimization/82518] [8 regression] gfortran.fortran-torture/execute/in-pack.f90 fails on armeb since r252917

2018-02-07 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82518 --- Comment #33 from Christophe Lyon --- Created attachment 43354 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43354&action=edit assembly for armeb (big-endian)

[Bug tree-optimization/82518] [8 regression] gfortran.fortran-torture/execute/in-pack.f90 fails on armeb since r252917

2018-02-07 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82518 --- Comment #34 from Christophe Lyon --- Created attachment 43355 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43355&action=edit execution traces for arm I have removed the logs/traces for -O1/-O2/-Os/etc... and kept only -O3 -g

[Bug tree-optimization/82518] [8 regression] gfortran.fortran-torture/execute/in-pack.f90 fails on armeb since r252917

2018-02-07 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82518 --- Comment #35 from Christophe Lyon --- Created attachment 43356 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43356&action=edit execution traces for armeb

[Bug tree-optimization/82518] [8 regression] gfortran.fortran-torture/execute/in-pack.f90 fails on armeb since r252917

2018-02-07 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82518 --- Comment #36 from Christophe Lyon --- The attachments were generated with trunk r257076

[Bug tree-optimization/84204] [8 Regression] [graphite] ICE in set_codegen_error, at graphite-isl-ast-to-gimple.c:206

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84204 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/84205] [8 Regression] [graphite] ICE in set_codegen_error, at graphite-isl-ast-to-gimple.c:206

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84205 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/84223] [8 Regression] ICE in assign_parameter_index_in_region, at graphite-scop-detection.c:1156

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84223 --- Comment #5 from Richard Biener --- Author: rguenth Date: Wed Feb 7 10:14:25 2018 New Revision: 257441 URL: https://gcc.gnu.org/viewcvs?rev=257441&root=gcc&view=rev Log: 2018-02-07 Richard Biener PR tree-optimization/84204

[Bug tree-optimization/84205] [8 Regression] [graphite] ICE in set_codegen_error, at graphite-isl-ast-to-gimple.c:206

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84205 --- Comment #4 from Richard Biener --- Author: rguenth Date: Wed Feb 7 10:14:25 2018 New Revision: 257441 URL: https://gcc.gnu.org/viewcvs?rev=257441&root=gcc&view=rev Log: 2018-02-07 Richard Biener PR tree-optimization/84204

[Bug tree-optimization/84204] [8 Regression] [graphite] ICE in set_codegen_error, at graphite-isl-ast-to-gimple.c:206

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84204 --- Comment #5 from Richard Biener --- Author: rguenth Date: Wed Feb 7 10:14:25 2018 New Revision: 257441 URL: https://gcc.gnu.org/viewcvs?rev=257441&root=gcc&view=rev Log: 2018-02-07 Richard Biener PR tree-optimization/84204

[Bug tree-optimization/84223] [8 Regression] ICE in assign_parameter_index_in_region, at graphite-scop-detection.c:1156

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84223 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/84259] New: [8 Regression] bootstrap fails in libitm on x86 targets (ICE in ix86_option_override_internal, at config/i386/i386.c:4948)

2018-02-07 Thread doko at gcc dot gnu.org
libitm // gcc version 8.0.1 20180207 (experimental) [trunk revision 257435] (Debian 8-20180207-1) // // In file included from /home/packages/gcc/8/gcc-8-8-20180207/build/gcc/include/x86intrin.h:27, // from ../../../src/libitm/config/x86/target.h:26, // from

[Bug tree-optimization/82518] [8 regression] gfortran.fortran-torture/execute/in-pack.f90 fails on armeb since r252917

2018-02-07 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82518 --- Comment #37 from Aldy Hernandez --- (In reply to Christophe Lyon from comment #31) > Created attachment 43352 [details] > Reduced testcase > > I commented out most calls, since abort() is called from csub4. Can you also remove the csub8, is

[Bug target/84259] [8 Regression] bootstrap fails in libitm on x86 targets (ICE in ix86_option_override_internal, at config/i386/i386.c:4948)

2018-02-07 Thread doko at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84259 --- Comment #1 from Matthias Klose --- $ cat aatree.ii #pragma GCC target "sse4.2" (sid)doko@x1:/home/packages/gcc/8/gcc-8-8-20180207$ build/gcc/xg++ -Bbuild/gcc/ -mrtm -mcet -std=gnu++11 -fcf-protection=full -funwind-tables -fno-excep

[Bug c++/84231] [8 Regression] cannot bind non-const lvalue reference of type ‘const char*&’ to an rvalue of type ‘const char*’

2018-02-07 Thread aoliva at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84231 --- Comment #3 from Alexandre Oliva --- The difference arises because, when resolving the % overload in normal_function, the result operands of the ternary operator have gained rvalue-forcing NOP_EXPRs, which makes their lvalue_kind clk_none, so

[Bug target/84259] [8 Regression] bootstrap fails in libitm on x86 targets (ICE in ix86_option_override_internal, at config/i386/i386.c:4948)

2018-02-07 Thread doko at gcc dot gnu.org
#2 from Matthias Klose --- // Target: x86_64-linux-gnu // Configured with: ../src/configure -v --with-pkgversion='Debian 8-20180207-1' --with-bugurl=file:///usr/share/doc/gcc-8/README.Bugs --enable-languages=c,ada,c++,go,brig,d,fortran,objc,obj-c++ --prefix=/usr --with-gcc-major-ve

[Bug target/84260] New: gcc for mips produces an error when called with --help=

2018-02-07 Thread niva at niisi dot msk.ru
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84260 Bug ID: 84260 Summary: gcc for mips produces an error when called with --help= Product: gcc Version: 7.3.0 Status: UNCONFIRMED Severity: normal Priori

[Bug libgomp/84217] [8 Regression] ICE: verify_gimple failed

2018-02-07 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84217 --- Comment #5 from Tom de Vries --- Author: vries Date: Wed Feb 7 10:37:55 2018 New Revision: 257443 URL: https://gcc.gnu.org/viewcvs?rev=257443&root=gcc&view=rev Log: [openacc] Fix diff_type in expand_oacc_collapse_init 2018-02-07 Tom de Vr

[Bug lto/84241] [8 regression] test case g++.dg/torture/pr67600.C fails starting with r257412

2018-02-07 Thread hubicka at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84241 Jan Hubicka changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |hubicka at gcc dot gnu.org --- Com

[Bug lto/84241] [8 regression] test case g++.dg/torture/pr67600.C fails starting with r257412

2018-02-07 Thread hubicka at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84241 --- Comment #6 from Jan Hubicka --- It would help if someone can build the testcase with --save-temps and attach the *.res file. Thanks!

[Bug fortran/84244] [7/8 Regression] ICE in recompute_tree_invariant_for_addr_expr, at tree.c:4535

2018-02-07 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84244 Dominique d'Humieres changed: What|Removed |Added Priority|P3 |P4 Status|UNCONFIRMED

[Bug fortran/84245] [7/8 Regression] ICE in delete_root, at fortran/bbt.c:150

2018-02-07 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84245 Dominique d'Humieres changed: What|Removed |Added Keywords||ice-on-invalid-code Pri

[Bug target/84248] [8 Regression] r257414 failed too bootstrap in libitm

2018-02-07 Thread hjl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84248 --- Comment #5 from hjl at gcc dot gnu.org --- Author: hjl Date: Wed Feb 7 10:48:39 2018 New Revision: 257444 URL: https://gcc.gnu.org/viewcvs?rev=257444&root=gcc&view=rev Log: i386: Mask out the CF_SET bit for -fcf-protection check Since ix86

[Bug lto/84212] -Wno-* does not disable warnings from -flto link stage

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84212 --- Comment #4 from Richard Biener --- Wstringop-overflow C ObjC C++ ObjC++ Warning Alias(Wstringop-overflow=, 2, 0) Warn about buffer overflow in string manipulation functions like memcpy and strcpy. LTO is missing in the list of supported FEs

[Bug testsuite/84243] [8 Regression] gcc.target/i386/cet-intrin-4.c at r257414

2018-02-07 Thread hjl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84243 --- Comment #11 from hjl at gcc dot gnu.org --- Author: hjl Date: Wed Feb 7 10:49:53 2018 New Revision: 257445 URL: https://gcc.gnu.org/viewcvs?rev=257445&root=gcc&view=rev Log: Use -fcf-protection=return in cet-intrin-4.c Since -fcf-protectio

[Bug fortran/84246] [7/8 Regression] ICE in conv_caf_send, at fortran/trans-intrinsic.c:1950

2018-02-07 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84246 Dominique d'Humieres changed: What|Removed |Added Priority|P3 |P4 Status|UNCONFIRMED

[Bug lto/84213] [8 Regression] 521.wrf_r from SPEC 2017 fails to build (link) with LTO

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84213 Richard Biener changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug middle-end/84214] recip and slp passes conflict

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84214 Richard Biener changed: What|Removed |Added Keywords||missed-optimization Status|

[Bug fortran/84219] [8 Regression] ICE: Invalid expression in gfc_target_interpret_expr

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84219 Richard Biener changed: What|Removed |Added Priority|P3 |P4 Target Milestone|---

[Bug target/84259] [8 Regression] bootstrap fails in libitm on x86 targets (ICE in ix86_option_override_internal, at config/i386/i386.c:4948)

2018-02-07 Thread doko at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84259 Matthias Klose changed: What|Removed |Added CC||itsimbal at gcc dot gnu.org --- Comment

[Bug middle-end/84217] [8 Regression] ICE: verify_gimple failed

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84217 Richard Biener changed: What|Removed |Added Priority|P3 |P1 Component|libgomp

[Bug c++/84222] [6/7/8 Regression] [[deprecated]] class complains about internal class usage

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84222 Richard Biener changed: What|Removed |Added Version|unknown |8.0 Target Milestone|---

[Bug c++/84221] [6/7/8 Regression] spurious -Wunused warning on a variable of a template type declared unused

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84221 Richard Biener changed: What|Removed |Added Target Milestone|--- |6.5

[Bug target/84259] [8 Regression] bootstrap fails in libitm on x86 targets (ICE in ix86_option_override_internal, at config/i386/i386.c:4948)

2018-02-07 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84259 H.J. Lu changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/84248] [8 Regression] r257414 failed too bootstrap in libitm

2018-02-07 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84248 H.J. Lu changed: What|Removed |Added CC||doko at gcc dot gnu.org --- Comment #6 from H.

[Bug tree-optimization/84224] [7/8 Regression] ICE in execute, at gimple-ssa-warn-alloca.c:448

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84224 Richard Biener changed: What|Removed |Added Priority|P3 |P2 Version|unknown

[Bug target/84226] [8 Regression] ICE in simplify_const_unary_operation, at simplify-rtx.c:1974 on ppc64le

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84226 Richard Biener changed: What|Removed |Added Version|unknown |8.0 Target Milestone|---

[Bug target/84227] [8 Regression] ICE in lra_set_insn_recog_data, at lra.c:998

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84227 Richard Biener changed: What|Removed |Added Version|unknown |8.0 Target Milestone|---

[Bug middle-end/84217] [8 Regression] ICE: verify_gimple failed

2018-02-07 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84217 --- Comment #6 from Jakub Jelinek --- So fixed?

[Bug c/84173] Support glibc multiarch interpreter names

2018-02-07 Thread javier--1JjCLmwH3DOs1h35RYKsyJrkQzDNHN at jasp dot net
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84173 --- Comment #12 from Javier Serrano Polo --- Created attachment 43357 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43357&action=edit Initial support for multiarch interpreters (In reply to Marc Glisse from comment #11) > If you intend t

[Bug c/84229] A valid code rejected with -flto

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84229 Richard Biener changed: What|Removed |Added Keywords||accepts-invalid CC|

[Bug middle-end/84217] [8 Regression] ICE: verify_gimple failed

2018-02-07 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84217 Tom de Vries changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug c/84229] A valid code rejected with -flto

2018-02-07 Thread hubicka at ucw dot cz
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84229 --- Comment #2 from Jan Hubicka --- > Huh, __builtin_va_arg_pack_len is only valid within varargs functions. The > difference seems to be that without LTO we simply emit a library call and > not emit aa.i:open (which is invalid) but with LTO we

[Bug c/84261] New: gcc fails to call a simd-vectorized function

2018-02-07 Thread marcin.krotkiewski at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84261 Bug ID: 84261 Summary: gcc fails to call a simd-vectorized function Product: gcc Version: 7.3.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c

[Bug tree-optimization/84232] [8 regression] gcc.dg/tree-ssa/ssa-dom-cse-2.c fail with -march=silvermont

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84232 Richard Biener changed: What|Removed |Added Keywords||missed-optimization Status|

[Bug c++/84262] New: Header file initialization of a static constant causes linker error if code is compiled without optimization

2018-02-07 Thread Serguei.Kolos at cern dot ch
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84262 Bug ID: 84262 Summary: Header file initialization of a static constant causes linker error if code is compiled without optimization Product: gcc Version: 6.2.0 Status: UN

[Bug middle-end/84233] [7/8 Regression] ICE (segfault) in gimple_assign_rhs_code

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84233 Richard Biener changed: What|Removed |Added Priority|P3 |P2 Status|UNCONFIRMED

[Bug middle-end/84234] #pragma omp declare simd is ignored on forward declaration

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84234 Richard Biener changed: What|Removed |Added Keywords||missed-optimization, openmp

[Bug tree-optimization/84235] [8 Regression] Miscompilation of floating point code by dom2

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84235 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug lto/84241] [8 regression] test case g++.dg/torture/pr67600.C fails starting with r257412

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84241 Richard Biener changed: What|Removed |Added Target Milestone|--- |8.0

[Bug c/84240] Error in extract_constrain_insn, at recog.c:2246

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84240 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug fortran/84245] [7/8 Regression] ICE in delete_root, at fortran/bbt.c:150

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84245 Richard Biener changed: What|Removed |Added Target Milestone|--- |7.4

[Bug middle-end/84234] #pragma omp declare simd is ignored on forward declaration

2018-02-07 Thread gcc.account at lemaitre dot re
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84234 --- Comment #2 from Florian Lemaitre --- Well, I should mention that using __attribute((simd)) also has the issue. So I don't think the problem lies in OpenMP front end.

[Bug middle-end/84251] [8 Regression] Performance regression in gcc 8 when comparing floating point numbers

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84251 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/84262] Header file initialization of a static constant causes linker error if code is compiled without optimization

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84262 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug middle-end/84234] #pragma omp declare simd is ignored on forward declaration

2018-02-07 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84234 --- Comment #3 from Jakub Jelinek --- The forward declaration is not ignored, but you either need to use #pragma omp simd on the loop you want to vectorize, or tell the compiler your function doesn't have any side-effects that would prevent auto-

[Bug c/84261] gcc fails to vectorize a function call

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84261 Richard Biener changed: What|Removed |Added Keywords||missed-optimization Blocks|

[Bug sanitizer/84250] Symbol collision when using both Address and Undefined Behavior sanitizers (-fsanitize=address,undefined)

2018-02-07 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84250 Martin Liška changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |marxin at gcc dot gnu.org --- Com

[Bug c/84261] gcc fails to vectorize a function call

2018-02-07 Thread marcin.krotkiewski at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84261 --- Comment #2 from Marcin Krotkiewski --- (In reply to Richard Biener from comment #1) > This is because reduction operations like 'exp' are not supported. Also > vectorization of loops with using vectors isn't supported. > > So not sure what

[Bug middle-end/63311] [6/7/8 Regression] -O1 optimization introduces valgrind warning

2018-02-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63311 --- Comment #13 from Richard Biener --- Please leave the bug open - it does point at an undesirable transform which would conflict with GCC ever treating the use of uninitialized vars as "more" undefined as it does right now.

[Bug middle-end/84234] #pragma omp declare simd is ignored on forward declaration

2018-02-07 Thread gcc.account at lemaitre dot re
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84234 --- Comment #4 from Florian Lemaitre --- Ah... ok. I understand. Indeed, declaring the function const works as expected. So, I guess we can say it is not a bug, and close the bug report? However, I really think this should be documented somewhe

[Bug debug/84252] [8 Regression] ICE in get_tracked_reg_offset when building libvpx for aarch64

2018-02-07 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84252 Jakub Jelinek changed: What|Removed |Added CC||rsandifo at gcc dot gnu.org --- Comment

[Bug c++/84262] Header file initialization of a static constant causes linker error if code is compiled without optimization

2018-02-07 Thread Serguei.Kolos at cern dot ch
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84262 --- Comment #2 from Serguei Kolos --- If you read my original message through the end you should have noticed that I have admitted that already. My question was different: Is it normal that the same code (seemingly bogus) compiles fine with opti

[Bug c/84261] gcc fails to vectorize a function call

2018-02-07 Thread marcin.krotkiewski at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84261 --- Comment #3 from Marcin Krotkiewski --- (In reply to Richard Biener from comment #1) > Also vectorization of loops with using vectors isn't supported. Not sure what you mean. If instead of a function call I do some floating point computations

[Bug middle-end/84234] #pragma omp declare simd is ignored on forward declaration

2018-02-07 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84234 --- Comment #5 from Jakub Jelinek --- #pragma omp declare simd or simd attribute say that on the definition compiler should create alternate entry point(s) for the vectorized variants, and on declarations that on the definition they were created,

[Bug c++/84262] Header file initialization of a static constant causes linker error if code is compiled without optimization

2018-02-07 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84262 --- Comment #3 from Jonathan Wakely --- (In reply to Serguei Kolos from comment #0) > According to the article 9.4.2/4 of the C++ standard the code is probably > missing definitions of the c1, c2 and c3 constants: > > "If a static data member is

[Bug c++/84262] Header file initialization of a static constant causes linker error if code is compiled without optimization

2018-02-07 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84262 --- Comment #4 from Jonathan Wakely --- (In reply to Serguei Kolos from comment #2) > If you read my original message through the end you should have noticed that > I have admitted that already. My question was different: > > Is it normal that t

[Bug middle-end/84234] #pragma omp declare simd is ignored on forward declaration

2018-02-07 Thread gcc.account at lemaitre dot re
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84234 --- Comment #6 from Florian Lemaitre --- I want auto-vectorization, not guided vectorization. Basically, I try to write a fast RSQRT that will not break auto vectorization, and this will be integrated in a large scale project where it is easy to

[Bug c/82210] [6/7/8 Regression] Having _Alignas in a struct with VLAs causes writing to one array to overwrite another

2018-02-07 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82210 Aldy Hernandez changed: What|Removed |Added CC||jakub at gcc dot gnu.org,

[Bug c/82210] [6/7/8 Regression] Having _Alignas in a struct with VLAs causes writing to one array to overwrite another

2018-02-07 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82210 --- Comment #5 from rguenther at suse dot de --- On Wed, 7 Feb 2018, aldyh at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82210 > > Aldy Hernandez changed: > >What|Removed |Added >

[Bug c/82210] [6/7/8 Regression] Having _Alignas in a struct with VLAs causes writing to one array to overwrite another

2018-02-07 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82210 --- Comment #6 from Jakub Jelinek --- This changed with r146817, so I'd look at a problem in expansion rather than much earlier. DECL_SIZE_UNIT should match what sizeof is, so you can't just change it at will, it is part of the ABI. Arrays of o

[Bug c++/84263] New: [8 Regression] ICE in lookup_page_table_entry at gcc/ggc-page.c:646 on valid C++ code

2018-02-07 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84263 Bug ID: 84263 Summary: [8 Regression] ICE in lookup_page_table_entry at gcc/ggc-page.c:646 on valid C++ code Product: gcc Version: unknown Status: UNCONFIRMED K

[Bug c++/84263] [8 Regression] ICE in lookup_page_table_entry at gcc/ggc-page.c:646 on valid C++ code

2018-02-07 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84263 Martin Liška changed: What|Removed |Added Priority|P3 |P1 Last reconfirmed|

[Bug c/82210] [6/7/8 Regression] Having _Alignas in a struct with VLAs causes writing to one array to overwrite another

2018-02-07 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82210 --- Comment #7 from Jakub Jelinek --- The difference with that revision is: addq$2, %rax cmpq%rcx, %rax jne .L3 - leaq(%r12,%rdx), %rdx + andq$-16, %rdx xorl%eax, %eax + le

[Bug target/84264] New: ICE in rs6000_emit_le_vsx_store, at config/rs6000/rs6000.c:10367

2018-02-07 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84264 Bug ID: 84264 Summary: ICE in rs6000_emit_le_vsx_store, at config/rs6000/rs6000.c:10367 Product: gcc Version: unknown Status: UNCONFIRMED Keywords: ice-on-valid

[Bug c++/84263] [8 Regression] ICE in lookup_page_table_entry at gcc/ggc-page.c:646 on valid C++ code

2018-02-07 Thread nathan at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84263 Nathan Sidwell changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Assignee|unassigned

[Bug c/82210] [6/7/8 Regression] Having _Alignas in a struct with VLAs causes writing to one array to overwrite another

2018-02-07 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82210 --- Comment #8 from Jakub Jelinek --- Though, in e.g. *.ehcleanup2 dump we still have: pretmp.25_64 = D.1613_19 /[ex] 16; D.2749_73 = &s.2_61->b{off: pretmp.25_64 * 16}[0]; ivtmp.35_86 = (long unsigned int) D.2749_73; both before and after

[Bug tree-optimization/82518] [8 regression] gfortran.fortran-torture/execute/in-pack.f90 fails on armeb since r252917

2018-02-07 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82518 --- Comment #38 from Christophe Lyon --- (In reply to Aldy Hernandez from comment #37) > (In reply to Christophe Lyon from comment #31) > > Created attachment 43352 [details] > > Reduced testcase > > > > I commented out most calls, since abort()

[Bug tree-optimization/82518] [8 regression] gfortran.fortran-torture/execute/in-pack.f90 fails on armeb since r252917

2018-02-07 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82518 --- Comment #39 from Christophe Lyon --- Maybe we can demote this from P1? I'm sure armeb is getting a lot of attention, given other bug reports.

[Bug c++/84263] [8 Regression] ICE in lookup_page_table_entry at gcc/ggc-page.c:646 on valid C++ code

2018-02-07 Thread nathan at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84263 --- Comment #2 from Nathan Sidwell --- Martin has confirmed i686 host & target. (not just target)

[Bug target/84265] New: ICE in vect_permute_load_chain, at tree-vect-data-refs.c:5933

2018-02-07 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84265 Bug ID: 84265 Summary: ICE in vect_permute_load_chain, at tree-vect-data-refs.c:5933 Product: gcc Version: unknown Status: UNCONFIRMED Keywords: ice-on-valid-co

[Bug target/84265] ICE in vect_permute_load_chain, at tree-vect-data-refs.c:5933

2018-02-07 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84265 Martin Liška changed: What|Removed |Added Keywords||needs-bisection Priority|P3

[Bug debug/84252] [8 Regression] ICE in get_tracked_reg_offset when building libvpx for aarch64

2018-02-07 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84252 --- Comment #5 from Jakub Jelinek --- Created attachment 43358 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43358&action=edit gcc8-pr84252.patch Full untested fix.

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