diff options
| 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 | 4f3c676102bc69f10920d05313ac71cb180ecc75 (patch) | |
| tree | 77dda5322dce03c0419c4c078a2dd93e58abfc23 /lib/Analysis/ValueTracking.cpp | |
| parent | ec13022c392747ef166e6be738fc6f00bd7c52d3 (diff) | |
Fix a crash in ValueTracking. Add support for vectors of pointers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166726 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/ValueTracking.cpp')
| -rw-r--r-- | lib/Analysis/ValueTracking.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/Analysis/ValueTracking.cpp b/lib/Analysis/ValueTracking.cpp index 1d7f0692cb..6e4457ed52 100644 --- a/lib/Analysis/ValueTracking.cpp +++ b/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); |