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Fix 2007-04-04-BadFoldBitcastIntoMalloc.ll
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35665 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -5901,7 +5901,7 @@ Instruction *InstCombiner::FoldShiftByConstant(Value *Op0, ConstantInt *Op1,
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/// X*Scale+Offset.
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///
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static Value *DecomposeSimpleLinearExpr(Value *Val, unsigned &Scale,
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unsigned &Offset) {
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int &Offset) {
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assert(Val->getType() == Type::Int32Ty && "Unexpected allocation size type!");
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if (ConstantInt *CI = dyn_cast<ConstantInt>(Val)) {
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Offset = CI->getZExtValue();
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@ -5985,7 +5985,8 @@ Instruction *InstCombiner::PromoteCastOfAllocation(CastInst &CI,
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// See if we can satisfy the modulus by pulling a scale out of the array
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// size argument.
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unsigned ArraySizeScale, ArrayOffset;
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unsigned ArraySizeScale;
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int ArrayOffset;
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Value *NumElements = // See if the array size is a decomposable linear expr.
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DecomposeSimpleLinearExpr(AI.getOperand(0), ArraySizeScale, ArrayOffset);
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@ -6010,8 +6011,8 @@ Instruction *InstCombiner::PromoteCastOfAllocation(CastInst &CI,
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}
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}
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if (unsigned Offset = (AllocElTySize*ArrayOffset)/CastElTySize) {
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Value *Off = ConstantInt::get(Type::Int32Ty, Offset);
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if (int Offset = (AllocElTySize*ArrayOffset)/CastElTySize) {
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Value *Off = ConstantInt::get(Type::Int32Ty, Offset, true);
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Instruction *Tmp = BinaryOperator::createAdd(Amt, Off, "tmp");
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Amt = InsertNewInstBefore(Tmp, AI);
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}
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