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It doesn't matter what the 2nd operand is; if the GEP has 2 operands and

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the first is a zero, we should leave it alone.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14648 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Brian Gaeke
2004-07-06 19:24:47 +00:00
parent 10585d92da
commit 08cc64ebfe
1 changed files with 1 additions and 2 deletions
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3
lib/Transforms/Scalar/DecomposeMultiDimRefs.cpp
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@@ -83,8 +83,7 @@ static inline bool isZeroConst (Value *V) {
bool llvm::DecomposeArrayRef(GetElementPtrInst* GEP) { bool llvm::DecomposeArrayRef(GetElementPtrInst* GEP) {
if (GEP->getNumIndices() < 2 if (GEP->getNumIndices() < 2
|| (GEP->getNumIndices() == 2 || (GEP->getNumIndices() == 2
&& isZeroConst(GEP->getOperand(1)) && isZeroConst(GEP->getOperand(1)))) {
&& isa<ConstantInt>(GEP->getOperand(2)))) {
DEBUG (std::cerr << "DecomposeArrayRef: Skipping " << *GEP); DEBUG (std::cerr << "DecomposeArrayRef: Skipping " << *GEP);
return false; return false;
} else { } else {