[Bug middle-end/46837] induct compiled with -ffast-math -fschedule-insns -fsched-pressure -O3 ~30% slower

[howarth at nitro dot med.uc.edu]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46837



Jack Howarth <howarth at nitro dot med.uc.edu> changed:



           What    |Removed                     |Added

----------------------------------------------------------------------------

             Status|NEW                         |RESOLVED

         Resolution|                            |FIXED



--- Comment #5 from Jack Howarth <howarth at nitro dot med.uc.edu> 2012-12-12 
16:58:49 UTC ---

This issue doesn't appear to be present for the induct.f90 benchmark in current

gcc trunk on x86_64-apple-darwin12.



-ffast-math -fschedule-insns -fsched-pressure -O3 -m64 = 11.92867 sec

-ffast-math -O3 -m64 =  12.26822 sec