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| author | Benjamin Kramer <benny.kra@googlemail.com> | 2016-06-17 18:59:41 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2016-06-17 18:59:41 +0000 |
| commit | 4dea8f542b59973ea19f1826b6d18c99d7a047c1 (patch) | |
| tree | 85665abd293ea9ee6be3895d646093c2428659db /llvm/lib/Transforms/Scalar/PlaceSafepoints.cpp | |
| parent | 28a9e7f4ba8d3bb8cca4d521f0089cd449227769 (diff) | |
| download | bcm5719-llvm-4dea8f542b59973ea19f1826b6d18c99d7a047c1.tar.gz bcm5719-llvm-4dea8f542b59973ea19f1826b6d18c99d7a047c1.zip | |
Avoid duplicated map lookups. No functionality change intended.
llvm-svn: 273030
Diffstat (limited to 'llvm/lib/Transforms/Scalar/PlaceSafepoints.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/PlaceSafepoints.cpp | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Scalar/PlaceSafepoints.cpp b/llvm/lib/Transforms/Scalar/PlaceSafepoints.cpp index 1cadab625b0..029178388b7 100644 --- a/llvm/lib/Transforms/Scalar/PlaceSafepoints.cpp +++ b/llvm/lib/Transforms/Scalar/PlaceSafepoints.cpp @@ -277,9 +277,8 @@ static void scanOneBB(Instruction *Start, Instruction *End, if (BBI->isTerminator()) { BasicBlock *BB = BBI->getParent(); for (BasicBlock *Succ : successors(BB)) { - if (Seen.count(Succ) == 0) { + if (Seen.insert(Succ).second) { Worklist.push_back(Succ); - Seen.insert(Succ); } } } |
