http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60172
--- Comment #7 from Joey Ye <joey.ye at arm dot com> --- (In reply to Richard Biener from comment #5) > (In reply to Joey Ye from comment #4) > > -fdisable-tree-forwprop4 doesn't help. -fno-tree-ter makes it even worse. > > The former is strange because it's the only pass that does sth that is > changed by the patch? As said, make sure to include the fix for PR59993 > in your testing. > > Does -fno-tree-forwprop fix the regression? I'm sorry what I meant was: -fdisable-tree-forwprop4 didn't make benchmark faster. Actually with -fdisable-tree-forwprop4 both revision before/after 207239 get the same lower score. 207239 O2: low 207238 O2: high 207239 O2 -fdisable-tree-forwprop4: low 207238 O2 -fdisable-tree-forwprop4: low
