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[Bug tree-optimization/52548] missed PRE optimization when function call follows to-be hoisted variable
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 21 Mar 2012 11:33:25 +0000
- Subject: [Bug tree-optimization/52548] missed PRE optimization when function call follows to-be hoisted variable
- Auto-submitted: auto-generated
- References: <bug-52548-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52548
--- Comment #4 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-03-21 11:33:25 UTC ---
Created attachment 26940
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26940
patch
Patch. Not sure what to do about PA_IN - can we even end up with any invalid
expressions in it, given we have a "clean" ANTIC_IN already? Well, I guess
I have to understand what partial-antic computes ;)