diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2018-08-11 16:29:25 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2018-08-11 16:29:25 +0000 |
| commit | ac3a3c134038429abacef8c5d8069674f98d6b34 (patch) | |
| tree | f023b40c2c8f99399725947d92ed3c85b0846cc1 /lib/Analysis/ValueTracking.cpp | |
| parent | 5c03f3e190559347c835382d61bb1b590e74aa4c (diff) | |
Diffstat (limited to 'lib/Analysis/ValueTracking.cpp')
| -rw-r--r-- | lib/Analysis/ValueTracking.cpp | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/lib/Analysis/ValueTracking.cpp b/lib/Analysis/ValueTracking.cpp index 0ef39163bda3c..edd46c5fe362a 100644 --- a/lib/Analysis/ValueTracking.cpp +++ b/lib/Analysis/ValueTracking.cpp @@ -2817,10 +2817,13 @@ static bool cannotBeOrderedLessThanZeroImpl(const Value *V, default: break; case Intrinsic::maxnum: - return cannotBeOrderedLessThanZeroImpl(I->getOperand(0), TLI, SignBitOnly, - Depth + 1) || - cannotBeOrderedLessThanZeroImpl(I->getOperand(1), TLI, SignBitOnly, - Depth + 1); + return (isKnownNeverNaN(I->getOperand(0)) && + cannotBeOrderedLessThanZeroImpl(I->getOperand(0), TLI, + SignBitOnly, Depth + 1)) || + (isKnownNeverNaN(I->getOperand(1)) && + cannotBeOrderedLessThanZeroImpl(I->getOperand(1), TLI, + SignBitOnly, Depth + 1)); + case Intrinsic::minnum: return cannotBeOrderedLessThanZeroImpl(I->getOperand(0), TLI, SignBitOnly, Depth + 1) && |