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| author | Dan Gohman <gohman@apple.com> | 2011-01-24 17:54:18 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2011-01-24 17:54:18 +0000 |
| commit | 3ac8cd614f5c5accb346d584e167c1ea99c069ae (patch) | |
| tree | 765e3f9b2fe953565116ec25b40802433068b3c0 /llvm/lib | |
| parent | 4deda530c289807aa0b911b5d3b7e9ae5c056831 (diff) | |
| download | bcm5719-llvm-3ac8cd614f5c5accb346d584e167c1ea99c069ae.tar.gz bcm5719-llvm-3ac8cd614f5c5accb346d584e167c1ea99c069ae.zip | |
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llvm-svn: 124126
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Analysis/ScalarEvolution.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/Analysis/ScalarEvolution.cpp b/llvm/lib/Analysis/ScalarEvolution.cpp index e3fcb8428e8..c10af50dd59 100644 --- a/llvm/lib/Analysis/ScalarEvolution.cpp +++ b/llvm/lib/Analysis/ScalarEvolution.cpp @@ -3126,6 +3126,7 @@ ScalarEvolution::getUnsignedRange(const SCEV *S) { /// ConstantRange ScalarEvolution::getSignedRange(const SCEV *S) { + // See if we've computed this range already. DenseMap<const SCEV *, ConstantRange>::iterator I = SignedRanges.find(S); if (I != SignedRanges.end()) return I->second; |
