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| author | Nadav Rotem <nrotem@apple.com> | 2012-10-25 21:52:52 +0000 |
|---|---|---|
| committer | Nadav Rotem <nrotem@apple.com> | 2012-10-25 21:52:52 +0000 |
| commit | bb4cfb5ee122726aaee38cacae56342cf1bcf1f1 (patch) | |
| tree | 8ed4d52e333501d5e30ed91e708160bb9bf26e86 /llvm/lib/Analysis/ValueTracking.cpp | |
| parent | 77c8aca06a4fdee4bf31dcc850ed2afa76af70a6 (diff) | |
| download | bcm5719-llvm-bb4cfb5ee122726aaee38cacae56342cf1bcf1f1.tar.gz bcm5719-llvm-bb4cfb5ee122726aaee38cacae56342cf1bcf1f1.zip | |
Fix a crash in ValueTracking. Add support for vectors of pointers.
llvm-svn: 166726
Diffstat (limited to 'llvm/lib/Analysis/ValueTracking.cpp')
| -rw-r--r-- | llvm/lib/Analysis/ValueTracking.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/llvm/lib/Analysis/ValueTracking.cpp b/llvm/lib/Analysis/ValueTracking.cpp index 1d7f0692cbe..6e4457ed52d 100644 --- a/llvm/lib/Analysis/ValueTracking.cpp +++ b/llvm/lib/Analysis/ValueTracking.cpp @@ -437,8 +437,9 @@ void llvm::ComputeMaskedBits(Value *V, APInt &KnownZero, APInt &KnownOne, if (SrcTy->isPointerTy()) SrcBitWidth = TD->getTypeSizeInBits(SrcTy); else - SrcBitWidth = SrcTy->getScalarSizeInBits(); - + SrcBitWidth = TD->getTypeSizeInBits(SrcTy->getScalarType()); + + assert(SrcBitWidth && "SrcBitWidth can't be zero"); KnownZero = KnownZero.zextOrTrunc(SrcBitWidth); KnownOne = KnownOne.zextOrTrunc(SrcBitWidth); ComputeMaskedBits(I->getOperand(0), KnownZero, KnownOne, TD, Depth+1); |
