[Bug tree-optimization/99411] s311, s312, s31111, s31111, s3110, vsumr benchmark of TSVC is vectorized by clang better than by gcc

2023-01-11 Thread hubicka at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99411 --- Comment #8 from Jan Hubicka --- Compared to aocc we also do worse on zen4: jh@alberti:~/tsvc/bin> ~/trunk-install/bin/gcc -Ofast -march=native s311.c jh@alberti:~/tsvc/bin> time ./a.out real0m3.207s user0m3.206s sys 0m0.000

[Bug libgcc/108279] Improved speed for float128 routines

2023-01-11 Thread already5chosen at yahoo dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108279 --- Comment #5 from Michael_S --- Hi Thomas Are you in or out? If you are still in, I can use your help on several issues. 1. Torture. See if Invalid Operand exception raised properly now. Also if there are still remaining problems with NaN.

[Bug target/108378] New: gcc generates fpu traps unsafe code for armv8-a+sve

2023-01-11 Thread evatux at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108378 Bug ID: 108378 Summary: gcc generates fpu traps unsafe code for armv8-a+sve Product: gcc Version: 12.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Compo

[Bug tree-optimization/108379] New: -Wmaybe-uninitialized false positive on conditional use

2023-01-11 Thread sam at gentoo dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108379 Bug ID: 108379 Summary: -Wmaybe-uninitialized false positive on conditional use Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal Prior

[Bug tree-optimization/108379] -Wmaybe-uninitialized false positive on conditional use

2023-01-11 Thread sam at gentoo dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108379 --- Comment #1 from Sam James --- Created attachment 54252 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=54252&action=edit coreutils-tee.patch

[Bug tree-optimization/108379] -Wmaybe-uninitialized false positive on conditional use

2023-01-11 Thread sam at gentoo dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108379 --- Comment #2 from Sam James --- Minimum command needed to reproduce: ``` $ gcc-13 -Werror -Wuninitialized -O2 -c tee.i src/tee.c: In function 'tee_files': src/tee.c:272:25: error: 'out_pollable' may be used uninitialized [-Werror=maybe-uniniti

[Bug target/108378] gcc generates fpu traps unsafe code for armv8-a+sve

2023-01-11 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108378 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/96373] SVE miscompilation on vectorized division loop, leading to FP exception

2023-01-11 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96373 Andrew Pinski changed: What|Removed |Added CC||evatux at gmail dot com --- Comment #12

[Bug target/96373] SVE miscompilation on vectorized division loop, leading to FP exception

2023-01-11 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96373 --- Comment #13 from Andrew Pinski --- vect__1.9_40 = .MASK_LOAD (_13, 64B, loop_mask_39); _15 = &MEM [(double *)s_9(D) + ivtmp_48 * 8]; vect__2.12_43 = .MASK_LOAD (_15, 64B, loop_mask_39); vect__3.13_44 = vect__1.9_40 / vect__2.12_43;

[Bug tree-optimization/108379] -Wmaybe-uninitialized false positive on conditional use

2023-01-11 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108379 Andrew Pinski changed: What|Removed |Added Keywords||diagnostic --- Comment #3 from Andrew P

[Bug preprocessor/108244] [13 Regression] `pragma GCC diagnostic` and -E -fdirectives-only causes the preprocessor to become confused since r13-1544-ge46f4d7430c52104

2023-01-11 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108244 --- Comment #11 from CVS Commits --- The master branch has been updated by Lewis Hyatt : https://gcc.gnu.org/g:9ca4899144de6db61a782b03a1257489bd26f750 commit r13-5114-g9ca4899144de6db61a782b03a1257489bd26f750 Author: Lewis Hyatt Date: Thu

[Bug preprocessor/108244] [13 Regression] `pragma GCC diagnostic` and -E -fdirectives-only causes the preprocessor to become confused since r13-1544-ge46f4d7430c52104

2023-01-11 Thread lhyatt at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108244 Lewis Hyatt changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug libstdc++/108221] Building cross compiler for H8 family fails at libstdc++-v3/src/c++20/tzdb.cc

2023-01-11 Thread jdx at o2 dot pl via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108221 --- Comment #18 from Jan Dubiec --- Thanks Jonathan. I confirm – I have successfully built master (554bb9b6) for both targets. Although I'm still using binutils 2.39, I haven't tried its current master yet.

[Bug analyzer/108252] false positive: leak detection

2023-01-11 Thread chipitsine at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108252 --- Comment #5 from Илья Шипицин --- thank you, David! I'll rerun haproxy check soon

[Bug tree-optimization/107838] spurious "may be used uninitialized" warning on variable initialized at the first iteration of a loop

2023-01-11 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107838 --- Comment #4 from Richard Biener --- comment#3 is a slightly different issue in that we do not have the guarding condition obviously true here, instead what we'd need to prove is that r_8 is always initialized because the first loop iteration

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