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Fix comment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128745 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -883,8 +883,8 @@ Instruction *InstCombiner::transformSExtICmp(ICmpInst *ICI, Instruction &CI) {
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ICmpInst::Predicate Pred = ICI->getPredicate();
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if (ConstantInt *Op1C = dyn_cast<ConstantInt>(Op1)) {
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// (x <s 0) ? -1 : 0 -> ashr x, 31 -> all ones if signed
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// (x >s -1) ? -1 : 0 -> ashr x, 31 -> all ones if not signed
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// (x <s 0) ? -1 : 0 -> ashr x, 31 -> all ones if negative
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// (x >s -1) ? -1 : 0 -> not (ashr x, 31) -> all ones if positive
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if ((Pred == ICmpInst::ICMP_SLT && Op1C->isZero()) ||
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(Pred == ICmpInst::ICMP_SGT && Op1C->isAllOnesValue())) {
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