[Bug c++/98463] [11 Regression] internal compiler error: in output_constructor_regular_field, at varasm.c:5491 by r11-2720

2021-01-21 Thread mpolacek at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98463 Marek Polacek changed: What|Removed |Added CC||gcc-bugs at marehr dot dialup.fu-b

[Bug libfortran/98129] Failure on reading big chunk of /dev/urandom

2021-01-21 Thread anlauf at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98129 anlauf at gcc dot gnu.org changed: What|Removed |Added Attachment #49687|0 |1 is obsolete|

[Bug c++/96188] -Wstringop-overflow false positive on std::vector::push_back with -O3

2021-01-21 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96188 Martin Sebor changed: What|Removed |Added Last reconfirmed|2020-07-13 00:00:00 |2021-1-21 Known to fail|

[Bug c/98784] New: [gcc 8.4/9.3/10] sparcv8 regression

2021-01-21 Thread romain.naour at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98784 Bug ID: 98784 Summary: [gcc 8.4/9.3/10] sparcv8 regression Product: gcc Version: 10.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c

[Bug tree-optimization/94655] [10/11 Regression] -Wstringop-overflow on implicit string assignment with vectorized char store

2021-01-21 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94655 Martin Sebor changed: What|Removed |Added Status|NEW |ASSIGNED See Also|

[Bug tree-optimization/94335] [10/11 Regression] False positive -Wstringop-overflow warning with -O2

2021-01-21 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94335 Martin Sebor changed: What|Removed |Added Last reconfirmed|2020-03-26 00:00:00 |2021-1-21 --- Comment #10 from Martin Seb

[Bug middle-end/96725] warn for uses of global nonconstant unterminated char arrays where strings are required

2021-01-21 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96725 Martin Sebor changed: What|Removed |Added Blocks|88443 |97048 Status|UNCONFIRMED

[Bug tree-optimization/95353] [10 Regression] spurious -Wstringop-overflow writing to a trailing array plus offset

2021-01-21 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95353 Martin Sebor changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug tree-optimization/88443] [meta-bug] bogus/missing -Wstringop-overflow warnings

2021-01-21 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88443 Bug 88443 depends on bug 95353, which changed state. Bug 95353 Summary: [10 Regression] spurious -Wstringop-overflow writing to a trailing array plus offset https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95353 What|Removed

[Bug c/98784] [gcc 8.4/9.3/10] sparcv8 regression

2021-01-21 Thread ebotcazou at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98784 Eric Botcazou changed: What|Removed |Added Ever confirmed|0 |1 Status|UNCONFIRMED

[Bug rtl-optimization/98777] [11 Regression] ICE in update_equiv at gcc/lra-constraints.c:504 since r11-6819-g4334b52427420312

2021-01-21 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98777 --- Comment #2 from CVS Commits --- The master branch has been updated by Vladimir Makarov : https://gcc.gnu.org/g:68ba1039c7daf0485b167fe199ed7e8031158091 commit r11-6844-g68ba1039c7daf0485b167fe199ed7e8031158091 Author: Vladimir N. Makarov D

[Bug target/97969] [9/10/11 Regression][ARM/Thumb] Certain combo of codegen options leads to compilation infinite loop with growing memory use

2021-01-21 Thread vmakarov at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97969 --- Comment #22 from Vladimir Makarov --- (In reply to Vladimir Makarov from comment #21) > Additional fix for PR98722 is necessary for this PR. > > 4334b524274203125193a08a8485250c41c2daa9 Sorry, one more fix for PR98777 is necessary for the P

[Bug c/98784] [gcc 8.4/9.3/10] sparcv8 regression

2021-01-21 Thread romain.naour at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98784 --- Comment #2 from Romain Naour --- Hello, The kernel and userland are built with the same toolchain, but this is the userpace program (such busybox) that crash. Busybox is built with the following flags: Toolchain wrapper executing: 'qem

[Bug c/98784] [gcc 8.4/9.3/10] sparcv8 regression

2021-01-21 Thread ebotcazou at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98784 --- Comment #3 from Eric Botcazou --- > So -fPIE is not used here but there is a side effect when the patch is > applied. You need to look at the output of 'gcc -v' to be sure of that.

[Bug tree-optimization/94655] [10/11 Regression] -Wstringop-overflow on implicit string assignment with vectorized char store

2021-01-21 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94655 Martin Sebor changed: What|Removed |Added Keywords||patch --- Comment #15 from Martin Sebor

[Bug c++/98659] [11 Regression] ICE tree check: expected tree that contains ‘decl common’ structure, have ‘error_mark’ in maybe_instantiate_noexcept, at cp/pt.c:25445 since r11-6476-gaf362af18f405c34

2021-01-21 Thread doko at debian dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98659 Matthias Klose changed: What|Removed |Added CC||doko at debian dot org --- Comment #4 f

[Bug tree-optimization/96963] [10/11 Regression] -Wstringop-overflow false positive on -O3 or -O2 -ftree-vectorize when assigning consecutive char struct members

2021-01-21 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96963 Martin Sebor changed: What|Removed |Added Last reconfirmed|2020-09-07 00:00:00 |2021-1-21 Keywords|

[Bug c++/98659] [11 Regression] ICE tree check: expected tree that contains ‘decl common’ structure, have ‘error_mark’ in maybe_instantiate_noexcept, at cp/pt.c:25445 since r11-6476-gaf362af18f405c34

2021-01-21 Thread mpolacek at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98659 --- Comment #5 from Marek Polacek --- (In reply to Matthias Klose from comment #4) > I got reports for this issue for the gcc-10 branch as well. Please could you > consider a backport? That must be a different problem, perhaps 98333.

[Bug testsuite/98771] [10/11 regression] gcc.dg/strcmpopt_8.c FAILs

2021-01-21 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98771 Martin Sebor changed: What|Removed |Added Ever confirmed|0 |1 Last reconfirmed|

[Bug sanitizer/91707] [10/11 Regression] spurious stringop-overflow warning with -fsanitize=undefined

2021-01-21 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91707 Martin Sebor changed: What|Removed |Added Last reconfirmed|2019-09-09 00:00:00 |2021-1-21 Known to fail|10.0

[Bug target/95095] Feature request: support -fno-unique-section-names

2021-01-21 Thread segher at kernel dot crashing.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95095 --- Comment #4 from Segher Boessenkool --- On Sat, Jan 16, 2021 at 09:00:56PM +, i at maskray dot me wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95095 > > --- Comment #3 from Fangrui Song --- > (In reply to Segher Boessenkool from

[Bug c++/97966] [10/11 Regression] maybe_instantiate_noexcept

2021-01-21 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97966 --- Comment #4 from CVS Commits --- The master branch has been updated by Marek Polacek : https://gcc.gnu.org/g:bca467e56fe111fa6d876656c60d5704065e83fe commit r11-6848-gbca467e56fe111fa6d876656c60d5704065e83fe Author: Marek Polacek Date: Tu

[Bug c++/97966] [10 Regression] maybe_instantiate_noexcept

2021-01-21 Thread mpolacek at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97966 Marek Polacek changed: What|Removed |Added Summary|[10/11 Regression] |[10 Regression] |maybe

[Bug target/98697] shl not vectorized for v16qi and v8hi with MVE

2021-01-21 Thread crazylht at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98697 --- Comment #3 from Hongtao.liu --- (In reply to Christophe Lyon from comment #2) > Why would this be different from right shift, where we don't miss the > optimization? It's supposed to be handled in vect_recog_over_widening_pattern, but failed

[Bug libstdc++/98785] New: _Unwind_ForcedUnwind going through a non-empty exception specification

2021-01-21 Thread i at maskray dot me via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98785 Bug ID: 98785 Summary: _Unwind_ForcedUnwind going through a non-empty exception specification Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal

[Bug target/98697] shl not vectorized for v16qi and v8hi with MVE

2021-01-21 Thread crazylht at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98697 --- Comment #4 from Hongtao.liu --- (In reply to Hongtao.liu from comment #3) > (In reply to Christophe Lyon from comment #2) > > Why would this be different from right shift, where we don't miss the > > optimization? > > It's supposed to be han

[Bug target/95095] Feature request: support -fno-unique-section-names

2021-01-21 Thread i at maskray dot me via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95095 --- Comment #5 from Fangrui Song --- Linux kernel include/asm-generic/vmlinux.lds.h currently has #define TEXT_TEXT \ ALIGN_FUNCTION(); \

[Bug rtl-optimization/98786] New: ICE: SSA corruption (Unable to coalesce ssa_names 2 and 10 which are marked as MUST COALESCE.)

2021-01-21 Thread asolokha at gmx dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98786 Bug ID: 98786 Summary: ICE: SSA corruption (Unable to coalesce ssa_names 2 and 10 which are marked as MUST COALESCE.) Product: gcc Version: 11.0 Status: UNCONFIRMED

[Bug target/96891] [AVX512] For vector compare to dest vector, avx512 vector compare could be lowered to avx version

2021-01-21 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96891 --- Comment #2 from CVS Commits --- The master branch has been updated by hongtao Liu : https://gcc.gnu.org/g:ee78c20e74d30284fee36e22a64e86e45e676029 commit r11-6849-gee78c20e74d30284fee36e22a64e86e45e676029 Author: liuhongt Date: Fri Dec 1

[Bug target/98348] [10/11 Regression] GCC 10.2 AVX512 Mask regression from GCC 9

2021-01-21 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98348 --- Comment #17 from CVS Commits --- The master branch has been updated by hongtao Liu : https://gcc.gnu.org/g:ee78c20e74d30284fee36e22a64e86e45e676029 commit r11-6849-gee78c20e74d30284fee36e22a64e86e45e676029 Author: liuhongt Date: Fri Dec

[Bug target/98348] [10/11 Regression] GCC 10.2 AVX512 Mask regression from GCC 9

2021-01-21 Thread crazylht at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98348 --- Comment #18 from Hongtao.liu --- Fix on trunk sofar, as jakub suggests, not back port to gcc10.

[Bug target/98519] rs6000: @pcrel unsupported on this instruction error in pveclib

2021-01-21 Thread amodra at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98519 Alan Modra changed: What|Removed |Added CC||amodra at gmail dot com --- Comment #18 fro

[Bug target/98784] [8/9/10/11 Regression] sparcv8 regression

2021-01-21 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98784 Richard Biener changed: What|Removed |Added Target Milestone|--- |8.5

[Bug tree-optimization/98786] ICE: SSA corruption (Unable to coalesce ssa_names 2 and 10 which are marked as MUST COALESCE.)

2021-01-21 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98786 Richard Biener changed: What|Removed |Added Last reconfirmed||2021-01-22 Status|UNCONFIRM

[Bug target/98743] ICE in convert_move, at expr.c:220

2021-01-21 Thread kito at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98743 --- Comment #3 from Kito Cheng --- Seems like g:3e60ddeb8220ed388819bb3f14e8caa9309fd3c2 is the real root cause

<    1   2