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[Bug tree-optimization/49749] Reassociation rank algorithm does not include all non-NULL operands
- From: "wschmidt at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 15 Jul 2011 20:20:49 +0000
- Subject: [Bug tree-optimization/49749] Reassociation rank algorithm does not include all non-NULL operands
- Auto-submitted: auto-generated
- References: <bug-49749-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49749
--- Comment #7 from William J. Schmidt <wschmidt at gcc dot gnu.org> 2011-07-15 20:19:21 UTC ---
Our experiments didn't distinguish between loop-carried PHIs and other join
points, so that might be another avenue of attack.