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| author | Alina Sbirlea <asbirlea@google.com> | 2019-07-12 22:30:30 +0000 |
|---|---|---|
| committer | Alina Sbirlea <asbirlea@google.com> | 2019-07-12 22:30:30 +0000 |
| commit | db101864bdc938deb1d63fe4f7da761bd38e5cae (patch) | |
| tree | e9fdaa69deccd3739d799943624291a5400c80d9 /llvm/lib/Transforms/Utils/LoopSimplify.cpp | |
| parent | 9178b10163f758cbf8a5290ea6a827990427ddc0 (diff) | |
| download | bcm5719-llvm-db101864bdc938deb1d63fe4f7da761bd38e5cae.tar.gz bcm5719-llvm-db101864bdc938deb1d63fe4f7da761bd38e5cae.zip | |
[MemorySSA] Use SetVector to avoid nondeterminism.
Summary:
Use a SetVector for DeadBlockSet.
Resolves PR42574.
Reviewers: george.burgess.iv, uabelho, dblaikie
Subscribers: jlebar, Prazek, mgrang, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D64601
llvm-svn: 365970
Diffstat (limited to 'llvm/lib/Transforms/Utils/LoopSimplify.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Utils/LoopSimplify.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Utils/LoopSimplify.cpp b/llvm/lib/Transforms/Utils/LoopSimplify.cpp index 5ec12aafff0..7e6da02d570 100644 --- a/llvm/lib/Transforms/Utils/LoopSimplify.cpp +++ b/llvm/lib/Transforms/Utils/LoopSimplify.cpp @@ -681,7 +681,8 @@ ReprocessLoop: } DT->eraseNode(ExitingBlock); if (MSSAU) { - SmallPtrSet<BasicBlock *, 1> ExitBlockSet{ExitingBlock}; + SmallSetVector<BasicBlock *, 8> ExitBlockSet; + ExitBlockSet.insert(ExitingBlock); MSSAU->removeBlocks(ExitBlockSet); } |
