[PATCH] D20555: [MemCpyOpt] Be conservative in the face of returns_twice calls

Reid Kleckner via llvm-commits llvm-commits at lists.llvm.org
Wed May 25 11:24:39 PDT 2016

rnk accepted this revision.
rnk added a comment.
This revision is now accepted and ready to land.

lgtm, but let's bug Sanjoy, the person who seems to think the hardest about IPO function attrs right now.


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