[Bug tree-optimization/94675] [9/10/11/12 regression] -Warray-bounds false positive with -O2 since r9-1948

2022-03-16 Thread chantry.xavier at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94675 --- Comment #21 from Xavier --- The problem still happens with gcc 9.4.0 but it appears to be fixed with gcc 10.

[Bug c/100410] [10 regression] optimization bug with -O3 -fno-strict-aliasing

2021-05-04 Thread chantry.xavier at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100410 --- Comment #2 from Xavier --- It looks like it's already fixed in 10.3 and 11.1 : https://godbolt.org/z/W98edbPEx Do you confirm the code is correct, and it was a bug of 10.1 and 10.2 only ?

[Bug c/100410] New: [10 regression] optimization bug with -O3 -fno-strict-aliasing

2021-05-04 Thread chantry.xavier at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100410 Bug ID: 100410 Summary: [10 regression] optimization bug with -O3 -fno-strict-aliasing Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal