model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 14.0.1 20240203 (experimental) (GCC)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113729
--- Comment #2 from Hongtao Liu ---
extern unsigned char b;
int
foo (void)
{
return (unsigned char)(200 + b);
}
gcc -O2 -mapxf
foo():
subb $56, b(%rip), %al
movzbl %al, %eax
ret
And this can be optimzied to
foo():
subb $56, b(%ri
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113465
--- Comment #6 from Thiago Macieira ---
Mind if I ask you reconsider the decision for inline variables (which all
constexpr ones are)?
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113752
--- Comment #2 from H.J. Lu ---
[hjl@gnu-skx-1 gcc]$ cat /tmp/foo.i
char a[10256];
char b;
char *c, *g;
int d, e, f;
int sprintf(char *, char *, ...);
unsigned long strlen(char *);
int h(char *j) {
if (strlen(j) + strlen(c) + strlen(g) + 32 >
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113752
H.J. Lu changed:
What|Removed |Added
Ever confirmed|0 |1
Last reconfirmed|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113714
Andrew Pinski changed:
What|Removed |Added
Known to fail|11.1.0 |
--- Comment #2 from Andrew Pinski ---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113714
Andrew Pinski changed:
What|Removed |Added
Ever confirmed|0 |1
Last reconfirmed|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113746
Andrew Pinski changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Ever confirmed|0
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113752
Andrew Pinski changed:
What|Removed |Added
Keywords||needs-bisection,
|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113752
Bug ID: 113752
Summary: [14 Regression] warning: ‘%s’ directive writing up to
10218 bytes into a region of size between 0 and 10240
[-Wformat-overflow=]
Product: gcc
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113718
Andrew Pinski changed:
What|Removed |Added
Ever confirmed|0 |1
Severity|normal
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113751
Andrew Pinski changed:
What|Removed |Added
Last reconfirmed||2024-02-04
Ever confirmed|0
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113744
Hongtao Liu changed:
What|Removed |Added
CC||liuhongt at gcc dot gnu.org
--- Comment #
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113751
Hongyu Wang changed:
What|Removed |Added
CC||hongyuw at gcc dot gnu.org
--- Comment #1
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113729
Hongtao Liu changed:
What|Removed |Added
CC||liuhongt at gcc dot gnu.org
--- Comment #
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113751
Bug ID: 113751
Summary: -mapxf -mfma4 generates wrong assembly code
Product: gcc
Version: 14.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: targ
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113723
Andrew Pinski changed:
What|Removed |Added
Last reconfirmed||2024-02-04
Ever confirmed|0
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113697
Li Pan changed:
What|Removed |Added
Resolution|--- |FIXED
Status|UNCONFIRMED
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113750
--- Comment #1 from Iain Sandoe ---
..
(gdb) p debug_tree(current_function_decl)
>
SI
size
unit-size
align:32 warn_if_not_align:0 symtab:0 alias-set -1 canonical-type
0xf5b5d008
arg-types
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113725
Andrew Pinski changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Ever confirmed|0
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113588
Sam James changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=26163
Bug 26163 depends on bug 113588, which changed state.
Bug 113588 Summary: [14 Regression] The vectorizer is introducing out-of-bounds
memory access
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113588
What|Removed
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113467
Sam James changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113746
Andrew Pinski changed:
What|Removed |Added
Target Milestone|--- |14.0
Keywords|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113734
Andrew Pinski changed:
What|Removed |Added
Last reconfirmed||2024-02-03
Target Milestone|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113738
--- Comment #1 from Andrew Pinski ---
Note this only shows up with DF checking ...
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113738
Andrew Pinski changed:
What|Removed |Added
CC||pinskia at gcc dot gnu.org
Target Mil
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113750
Andrew Pinski changed:
What|Removed |Added
CC||pinskia at gcc dot gnu.org
Target Mil
GNU Modula-2 (GCC) version 14.0.1 20240203 (experimental) [master revision
r14-8771-g4b7d4d8a4af7] (aarch64-unknown-linux-gnu)
compiled by GNU C version 14.0.1 20240203 (experimental) [master
revision r14-8771-g4b7d4d8a4af7], GMP version 6.1.2, MPFR version 3.1.6-p2, MPC
version 1.1.0, isl
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111923
Jens Maurer changed:
What|Removed |Added
CC||jens.maurer at gmx dot net
--- Comment #1
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96245
Andrew Pinski changed:
What|Removed |Added
CC||b.buschinski at googlemail dot
com
---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113741
Andrew Pinski changed:
What|Removed |Added
Status|UNCONFIRMED |RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113722
Jakub Jelinek changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113710
Andrew Pinski changed:
What|Removed |Added
CC||danglin at gcc dot gnu.org
--- Comment
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113743
Andrew Pinski changed:
What|Removed |Added
Resolution|--- |DUPLICATE
Status|UNCONFIRME
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113743
Andrew Pinski changed:
What|Removed |Added
See Also||https://gcc.gnu.org/bugzill
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113727
--- Comment #12 from Xi Ruoyao ---
(In reply to David Binderman from comment #11)
> Created attachment 57310 [details]
> C source code
static uint32_t (safe_mul_func_uint32_t_u_u)(uint32_t ui1, uint32_t ui2 ) {
}
This thing is UB if you use i
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113748
Andrew Pinski changed:
What|Removed |Added
See Also||https://gcc.gnu.org/bugzill
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113749
Bug ID: 113749
Summary: [14 Regression] m2 enabled build times out on i686-gnu
(GNU Hurd)
Product: gcc
Version: 14.0
Status: UNCONFIRMED
Severity: normal
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109358
Jerry DeLisle changed:
What|Removed |Added
CC||nmm1 at cam dot ac.uk
--- Comment #8 fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53962
Jerry DeLisle changed:
What|Removed |Added
Resolution|--- |DUPLICATE
Status|ASSIGNED
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111022
--- Comment #29 from GCC Commits ---
The master branch has been updated by Jerry DeLisle :
https://gcc.gnu.org/g:d436e8e70dacd9c06247bb56d0abeded8fcb4242
commit r14-8779-gd436e8e70dacd9c06247bb56d0abeded8fcb4242
Author: Jerry DeLisle
Date:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113743
--- Comment #1 from John David Anglin ---
revision r14-8702-g314cbfe2980 was okay.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113748
Bug ID: 113748
Summary: GCC rejects valid program involving befriending class
with name same as typedef
Product: gcc
Version: 14.0
Status: UNCONFIRMED
Severity
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113745
Jonathan Wakely changed:
What|Removed |Added
Last reconfirmed||2024-02-03
Ever confirmed|0
/x86_64-pc-linux-gnu-ld
--with-as=/usr/bin/x86_64-pc-linux-gnu-as --disable-libstdcxx-pch
--prefix=/repo/gcc-trunk//binary-trunk-r14-8771-20240203001826-g4b7d4d8a4af-checking-yes-rtl-df-extra-amd64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 14.0.1 20240203 (experimental) (GCC)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59778
John David Anglin changed:
What|Removed |Added
Status|UNCONFIRMED |RESOLVED
Resolution|---
d8a4af-checking-yes-rtl-df-extra-amd64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 14.0.1 20240203 (experimental) (GCC)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59778
--- Comment #5 from GCC Commits ---
The master branch has been updated by John David Anglin :
https://gcc.gnu.org/g:266354012e0aa42e0d1639ee7708595f316cc36b
commit r14-8778-g266354012e0aa42e0d1639ee7708595f316cc36b
Author: John David Anglin
Da
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113711
--- Comment #9 from H.J. Lu ---
Many NDD patterns have the same issue. Here is another testcase:
[hjl@gnu-cfl-3 pr113711]$ cat apx-ndd-length-X.c
/* { dg-do assemble { target { apxf && { ! ia32 } } } } */
/* { dg-options "-mapxf -O2" } */
typ
{
non_default_constructible(int) {}
};
int main() {
std::vector v;
v.resize(0);
}
## Diagnostic
In file included from
/opt/compiler-explorer/gcc-trunk-20240203/include/c++/14.0.1/bits/stl_iterator.h:78,
from
/opt/compiler-explorer/gcc-trunk-20240203/include/c++/14.0.1/bits
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113744
--- Comment #1 from H.J. Lu ---
Other *add patterns may have the same issue.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113744
Bug ID: 113744
Summary: Unnecessary "m" constraint in *adddi_4
Product: gcc
Version: 14.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113743
Bug ID: 113743
Summary: [14 Regression] FAIL: g++.dg/modules/hello-1_b.C
-std=c++17 (test for excess errors)
Product: gcc
Version: 14.0
Status: UNCONFIRMED
Sev
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113722
--- Comment #5 from GCC Commits ---
The master branch has been updated by Jakub Jelinek :
https://gcc.gnu.org/g:09df058a09f888daad26fa80634068b38b4ad04d
commit r14-8776-g09df058a09f888daad26fa80634068b38b4ad04d
Author: Jakub Jelinek
Date: S
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113720
--- Comment #6 from Matthias Klose ---
will do, but cannot do that before next week.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113736
--- Comment #2 from Jakub Jelinek ---
struct S { int a[4]; };
struct T { struct S b[16]; };
void
foo (__seg_gs struct T *p, int q)
{
for (int i = 0; i < 16; ++i)
{
p->b[i].a[0] = q;
p->b[i].a[1] = q;
p->b[i].a[2] = q;
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113740
Jakub Jelinek changed:
What|Removed |Added
Ever confirmed|0 |1
Assignee|unassigned at gcc
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113536
Eric Botcazou changed:
What|Removed |Added
Target Milestone|--- |14.0
Last reconfirmed|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113737
Jakub Jelinek changed:
What|Removed |Added
Assignee|unassigned at gcc dot gnu.org |jakub at gcc dot gnu.org
Last
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90685
Brjd changed:
What|Removed |Added
CC||brjd_epdjq36 at kygur dot com
--- Comment #5 from
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113734
Tamar Christina changed:
What|Removed |Added
Assignee|unassigned at gcc dot gnu.org |tnfchris at gcc dot
gnu.org
-
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113516
Eric Botcazou changed:
What|Removed |Added
CC||ebotcazou at gcc dot gnu.org
Ever c
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100147
Jonathan Wakely changed:
What|Removed |Added
Ever confirmed|0 |1
Assignee|unassigned at gc
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113741
--- Comment #2 from Bernd Buschinski ---
Ah sorry, I did not know that. Please rephrase the topic to better match the
actual problem :)
(Or tell me what it should be rephrased to)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113727
--- Comment #11 from David Binderman ---
Created attachment 57310
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=57310&action=edit
C source code
g-yes-rtl-df-extra-riscv64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 14.0.1 20240203 (experimental) (GCC)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113727
--- Comment #10 from David Binderman ---
(In reply to Sam James from comment #7)
> Can you try produce a testcase without UB please?
I have some partly reduced code that seems to have no UB.
cvise $ ~/gcc/results/bin/gcc -w -fsanitize=address,
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113741
Sam James changed:
What|Removed |Added
CC||sjames at gcc dot gnu.org
--- Comment #1 fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113741
Bug ID: 113741
Summary: missed / wrong optimization switch transformation to
same function call
Product: gcc
Version: 14.0
Status: UNCONFIRMED
Severity: normal
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105810
--- Comment #11 from Jonathan Wakely ---
(In reply to Jonathan Wakely from comment #2)
> Specifically, the suggested implementation is:
>
> template
> [[noreturn,__gnu__::__cold__,__gnu__::__noinline__]]
> inline void __my_glibcxx_constexpr_as
libstdcxx-pch
--prefix=/repo/gcc-trunk//binary-trunk-r14-8771-20240203001826-g4b7d4d8a4af-checking-yes-rtl-df-extra-amd64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 14.0.1 20240203 (experimental) (GCC)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90276
--- Comment #13 from Jonathan Wakely ---
The remaining failures are:
25_algorithms/pstl/alg_nonmodifying/nth_element.cc
25_algorithms/pstl/alg_sorting/includes.cc
25_algorithms/pstl/alg_sorting/minmax_element.cc
25_algorithms/pstl/alg_sorting/pa
compression algorithms: zlib zstd
gcc version 14.0.1 20240203 (experimental) (GCC)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113736
Jakub Jelinek changed:
What|Removed |Added
Last reconfirmed||2024-02-03
CC|
4af-checking-yes-rtl-df-extra-riscv64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 14.0.1 20240203 (experimental) (GCC)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113727
Xi Ruoyao changed:
What|Removed |Added
See Also|https://gcc.gnu.org/bugzill |
|a/show_bug.cgi?id=10998
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113735
Jakub Jelinek changed:
What|Removed |Added
Ever confirmed|0 |1
Last reconfirmed|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113727
Xi Ruoyao changed:
What|Removed |Added
CC||xry111 at gcc dot gnu.org
See Als
--disable-libstdcxx-pch
--prefix=/repo/gcc-trunk//binary-trunk-r14-8771-20240203001826-g4b7d4d8a4af-checking-yes-rtl-df-extra-amd64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 14.0.1 20240203 (experimental) (GCC)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113720
--- Comment #5 from Uroš Bizjak ---
(In reply to Matthias Klose from comment #4)
> Uros proposed patch lets the build succeed.
FTR, the problem was in umuldi3_highpart expander, which did:
if (REG_P (operands[2]))
operands[2] = gen_rtx
4b7d4d8a4af-checking-yes-rtl-df-extra-amd64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 14.0.1 20240203 (experimental) (GCC)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113720
--- Comment #4 from Matthias Klose ---
Uros proposed patch lets the build succeed.
es-rtl-df-extra-amd64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 14.0.1 20240203 (experimental) (GCC)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113734
--- Comment #1 from Sam James ---
Not made much progress yet.
libarchive/archive_read_support_format_rar5.c.o is the miscompiled obj, using
#pragma GCC optimize ("O0") on parse_tables fixes things.
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