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Fix a bug Nate noticed, where we miscompiled a simple testcase

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17157 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2004-10-22 04:53:16 +00:00
parent 514b4b0a1f
commit 9b9918246c
1 changed files with 1 additions and 1 deletions
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lib/Transforms/Scalar/InstructionCombining.cpp
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@ -1285,7 +1285,7 @@ Instruction *InstCombiner::OptAndOp(Instruction *Op,
Constant *AllOne = ConstantIntegral::getAllOnesValue(AndRHS->getType());
Constant *ShrMask = ConstantExpr::getUShr(AllOne, OpRHS);
Constant *CI = ConstantExpr::getAnd(AndRHS, ShrMask);
if (CI == ShrMask) { // Masking out bits shifted in.
if (CI == AndRHS) { // Masking out bits shifted in.
// Make the argument unsigned.
Value *ShVal = Op->getOperand(0);
ShVal = InsertCastBefore(ShVal,