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| author | Nuno Lopes <nunoplopes@sapo.pt> | 2012-05-18 00:14:36 +0000 |
|---|---|---|
| committer | Nuno Lopes <nunoplopes@sapo.pt> | 2012-05-18 00:14:36 +0000 |
| commit | fbb7a73631e3c23510abb3904e8ad38c87ff2a24 (patch) | |
| tree | 432dd13e2b35e0979490e10e13c2d9862dc4000d /lib/Support/ConstantRange.cpp | |
| parent | 59c15e920c9873804f3150d0c13357696f09e300 (diff) | |
fix corner case in ConstantRange::intersectWith().
this fixes the missed optimization I was seeing in the CorrelatedValuePropagation pass
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157032 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Support/ConstantRange.cpp')
| -rw-r--r-- | lib/Support/ConstantRange.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Support/ConstantRange.cpp b/lib/Support/ConstantRange.cpp index 5206cf1f9b..e7d8483128 100644 --- a/lib/Support/ConstantRange.cpp +++ b/lib/Support/ConstantRange.cpp @@ -288,7 +288,7 @@ ConstantRange ConstantRange::intersectWith(const ConstantRange &CR) const { if (CR.Upper.ult(Upper)) return CR; - if (CR.Upper.ult(Lower)) + if (CR.Upper.ule(Lower)) return ConstantRange(CR.Lower, Upper); if (getSetSize().ult(CR.getSetSize())) |