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Consistently use AliasAnalysis::UnknownSize instead of hardcoding ~0u.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116815 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2010-10-19 17:06:23 +00:00
parent 99fca5de96
commit f3a925dc7a
5 changed files with 34 additions and 25 deletions
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6
lib/Analysis/AliasAnalysisEvaluator.cpp
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@@ -166,12 +166,12 @@ bool AAEval::runOnFunction(Function &F) {
// iterate over the worklist, and run the full (n^2)/2 disambiguations
for (SetVector<Value *>::iterator I1 = Pointers.begin(), E = Pointers.end();
I1 != E; ++I1) {
unsigned I1Size = ~0u;
unsigned I1Size = AliasAnalysis::UnknownSize;
const Type *I1ElTy = cast<PointerType>((*I1)->getType())->getElementType();
if (I1ElTy->isSized()) I1Size = AA.getTypeStoreSize(I1ElTy);
for (SetVector<Value *>::iterator I2 = Pointers.begin(); I2 != I1; ++I2) {
unsigned I2Size = ~0u;
unsigned I2Size = AliasAnalysis::UnknownSize;
const Type *I2ElTy =cast<PointerType>((*I2)->getType())->getElementType();
if (I2ElTy->isSized()) I2Size = AA.getTypeStoreSize(I2ElTy);
@@ -198,7 +198,7 @@ bool AAEval::runOnFunction(Function &F) {
for (SetVector<Value *>::iterator V = Pointers.begin(), Ve = Pointers.end();
V != Ve; ++V) {
unsigned Size = ~0u;
unsigned Size = AliasAnalysis::UnknownSize;
const Type *ElTy = cast<PointerType>((*V)->getType())->getElementType();
if (ElTy->isSized()) Size = AA.getTypeStoreSize(ElTy);