[Bug libgomp/97213] OpenMP "if" is dramatically slower than code-level "if" - why?

2020-09-26 Thread ttsiodras at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97213 Thanassis Tsiodras changed: What|Removed |Added Resolution|--- |FIXED Status|UNCONFIRME

[Bug libgomp/97213] OpenMP "if" is dramatically slower than code-level "if" - why?

2020-09-26 Thread ttsiodras at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97213 --- Comment #2 from Thanassis Tsiodras --- I see. I was not aware of "mergeable", TBH - thanks for pointing it out (it led me to reading about "data environments"). Thanks, Jakub.

[Bug libgomp/97213] New: OpenMP "if" is dramatically slower than code-level "if" - why?

2020-09-26 Thread ttsiodras at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97213 Bug ID: 97213 Summary: OpenMP "if" is dramatically slower than code-level "if" - why? Product: gcc Version: 10.2.0 Status: UNCONFIRMED Severity: normal