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fix a bug spotted by Eli's eagle eyes

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53447 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2008-07-11 06:36:01 +00:00
parent 183661e43a
commit a8ff4a88bb
1 changed files with 2 additions and 2 deletions
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4
lib/Transforms/Scalar/InstructionCombining.cpp
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@ -5340,8 +5340,8 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
return ReplaceInstUsesWith(I, ConstantInt::getFalse()); return ReplaceInstUsesWith(I, ConstantInt::getFalse());
if (RHSVal == Max) // A <s MAX -> A != MAX if (RHSVal == Max) // A <s MAX -> A != MAX
return new ICmpInst(ICmpInst::ICMP_NE, Op0, Op1); return new ICmpInst(ICmpInst::ICMP_NE, Op0, Op1);
if (RHSVal == Min-1) // A <s MIN+1 -> A == MIN if (RHSVal == Min+1) // A <s MIN+1 -> A == MIN
return new ICmpInst(ICmpInst::ICMP_NE, Op0, Op1); return new ICmpInst(ICmpInst::ICMP_EQ, Op0, Op1);
break; break;
case ICmpInst::ICMP_SGT: case ICmpInst::ICMP_SGT:
if (Min.sgt(RHSVal)) // A >s C -> true iff min(A) > C if (Min.sgt(RHSVal)) // A >s C -> true iff min(A) > C