[Bug tree-optimization/68110] __builtin_sub_overflow unsigned performance issue

2023-11-12 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68110 Andrew Pinski changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |pinskia at gcc dot gnu.org

[Bug tree-optimization/68110] __builtin_sub_overflow unsigned performance issue

2021-08-21 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68110 --- Comment #7 from Andrew Pinski --- (In reply to Marc Glisse from comment #4) > but since we don't > have any pass to generate __builtin_sub_overflow from a-b and a CSE __builtin_sub_overflow with either of those, I am a bit wary of dropping >

[Bug tree-optimization/68110] __builtin_sub_overflow unsigned performance issue

2021-08-21 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68110 Andrew Pinski changed: What|Removed |Added Component|target |tree-optimization Ever confirmed|0