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don't lose TD info

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122556 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2010-12-25 20:52:04 +00:00
parent 7569d79de1
commit ae47be1ea0
2 changed files with 3 additions and 3 deletions
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2
lib/Transforms/Utils/Local.cpp
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@ -715,7 +715,7 @@ unsigned llvm::getOrEnforceKnownAlignment(Value *V, unsigned PrefAlign,
unsigned BitWidth = TD ? TD->getPointerSizeInBits() : 64;
APInt Mask = APInt::getAllOnesValue(BitWidth);
APInt KnownZero(BitWidth, 0), KnownOne(BitWidth, 0);
ComputeMaskedBits(V, Mask, KnownZero, KnownOne);
ComputeMaskedBits(V, Mask, KnownZero, KnownOne, TD);
unsigned TrailZ = KnownZero.countTrailingOnes();
// Avoid trouble with rediculously large TrailZ values, such as