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[SimplifyCFG] Fix for non-determinism in codegen 

Summary: This patch fixes issues in codegen uncovered due to https://reviews.llvm.org/D26718

Reviewers: majnemer, chenli, davide

Reviewed By: davide

Subscribers: davide, arsenm, llvm-commits

Differential Revision: https://reviews.llvm.org/D26726

llvm-svn: 301222
This commit is contained in:
Mandeep Singh Grang 2017-04-24 19:20:45 +00:00
parent 44e25f37ae
commit 799a2edb3d
1 changed files with 1 additions and 1 deletions
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2
llvm/lib/Transforms/Utils/SimplifyCFG.cpp
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@ -3754,7 +3754,7 @@ bool SimplifyCFGOpt::SimplifyCommonResume(ResumeInst *RI) {
if (!isa<DbgInfoIntrinsic>(I))
return false;
SmallSet<BasicBlock *, 4> TrivialUnwindBlocks;
SmallSetVector<BasicBlock *, 4> TrivialUnwindBlocks;
auto *PhiLPInst = cast<PHINode>(RI->getValue());
// Check incoming blocks to see if any of them are trivial.