Re: [PATCH] Enable fixing PR64715

2015-03-20 Thread Jakub Jelinek
On Fri, Mar 20, 2015 at 12:38:51PM +0100, Richard Biener wrote: > > This removes a road-block towards fixing PR64715 - the gimplifier > performing an undesired "simplification" of &X + CST to > &MEM[&X, CST]. IMHO this is premature there. > > The fallout is small - two testcases are no longer si

[PATCH] Enable fixing PR64715

2015-03-20 Thread Richard Biener
This removes a road-block towards fixing PR64715 - the gimplifier performing an undesired "simplification" of &X + CST to &MEM[&X, CST]. IMHO this is premature there. The fallout is small - two testcases are no longer simplified at -O0 (who cares), and devirt-40.C shows that SCEV adheres too clo