Nadav Rotem c9c57518ab This patch changes the saved IRBuilder insert point from BasicBlock::iterator to AssertingVH.
Commit 185883 fixes a bug in the IRBuilder that should fix the ASan bot. AssertingVH can help in exposing some RAUW problems.

Thanks Ben and Alexey!

llvm-svn: 185886
2013-07-08 23:31:13 +00:00
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