[Bug ipa/94360] 6% run-time regression of 502.gcc_r against GCC 9 when compiled with -O2 and both PGO and LTO

2023-01-19 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94360 --- Comment #5 from Martin Jambor --- Well, if the current behavior is a good one (I have not looked at how size/performance trade-off works out) then I am also fine declaring this bug invalid.

[Bug ipa/94360] 6% run-time regression of 502.gcc_r against GCC 9 when compiled with -O2 and both PGO and LTO

2023-01-18 Thread hubicka at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94360 Jan Hubicka changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug ipa/94360] 6% run-time regression of 502.gcc_r against GCC 9 when compiled with -O2 and both PGO and LTO

2023-01-18 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94360 --- Comment #3 from Martin Jambor --- LNT can still see this, on the zen2 and zen3 machine at least: https://lnt.opensuse.org/db_default/v4/SPEC/graph?plot.0=700.337.0&plot.1=711.337.0&plot.2=740.337.0&plot.3=694.337.0&; https://lnt.opensuse.or

[Bug ipa/94360] 6% run-time regression of 502.gcc_r against GCC 9 when compiled with -O2 and both PGO and LTO

2020-03-30 Thread jamborm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94360 --- Comment #2 from Martin Jambor --- PR94410 is another O2 PGO+LTO bug where g:2925cad2151 caused a slowdown.

[Bug ipa/94360] 6% run-time regression of 502.gcc_r against GCC 9 when compiled with -O2 and both PGO and LTO

2020-03-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94360 --- Comment #1 from Martin Liška --- Unfortunately, the mentioned configuration is not tested on LNT periodic benchmarks.