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(re)fix handling of UGT. Pointed out by Nick Lewycky.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49991 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -1980,7 +1980,8 @@ SCEVHandle ScalarEvolutionsImpl::ComputeIterationCount(const Loop *L) {
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break;
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}
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case ICmpInst::ICMP_UGT: {
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SCEVHandle TC = HowFarToZero(SE.getMinusSCEV(LHS, RHS), L);
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SCEVHandle TC = HowManyLessThans(SE.getNotSCEV(LHS),
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SE.getNotSCEV(RHS), L, false);
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if (!isa<SCEVCouldNotCompute>(TC)) return TC;
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break;
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}
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