[Bug c++/115192] [11/12/13/14/15 regression] -O3 miscompilation on x86-64 (loops with vectors and scalars) since r11-6380

2024-05-24 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115192 --- Comment #10 from GCC Commits --- The trunk branch has been updated by Richard Sandiford : https://gcc.gnu.org/g:a0fe4fb1c8d7804515845dd5d2a814b3c7a1ccba commit r15-820-ga0fe4fb1c8d7804515845dd5d2a814b3c7a1ccba Author: Richard Sandiford Da

[Bug c++/115192] [11/12/13/14/15 regression] -O3 miscompilation on x86-64 (loops with vectors and scalars) since r11-6380

2024-05-23 Thread rsandifo at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115192 Richard Sandiford changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassig

[Bug c++/115192] [11/12/13/14/15 regression] -O3 miscompilation on x86-64 (loops with vectors and scalars) since r11-6380

2024-05-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115192 Richard Biener changed: What|Removed |Added Status|ASSIGNED|NEW Assignee|rguenth at gcc

[Bug c++/115192] [11/12/13/14/15 regression] -O3 miscompilation on x86-64 (loops with vectors and scalars) since r11-6380

2024-05-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115192 --- Comment #9 from Richard Biener --- (In reply to Richard Biener from comment #7) > I'm looking into the first issue. Interesting fact: > > > /space/rguenther/install/gcc-14.1/bin/g++ t.C -O3 -fopt-info-vec > > -fno-tree-slp-vectorize --par

[Bug c++/115192] [11/12/13/14/15 regression] -O3 miscompilation on x86-64 (loops with vectors and scalars) since r11-6380

2024-05-23 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115192 --- Comment #8 from Jakub Jelinek --- (In reply to Richard Biener from comment #7) > int main() > { > const int n = 3; > float d[n*n]; > float4_t a[n*n]; I'd recommend using #define n 3 or enum { n = 3 }; instead of const int n = 3; so t

[Bug c++/115192] [11/12/13/14/15 regression] -O3 miscompilation on x86-64 (loops with vectors and scalars) since r11-6380

2024-05-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115192 Richard Biener changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug c++/115192] [11/12/13/14/15 regression] -O3 miscompilation on x86-64 (loops with vectors and scalars) since r11-6380

2024-05-22 Thread sjames at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115192 Sam James changed: What|Removed |Added Summary|[14/15 regression] -O3 |[11/12/13/14/15 regression]