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Diffstat (limited to 'llvm/lib/Analysis/ValueTracking.cpp')
| -rw-r--r-- | llvm/lib/Analysis/ValueTracking.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/Analysis/ValueTracking.cpp b/llvm/lib/Analysis/ValueTracking.cpp index 037d2fb..c97092b 100644 --- a/llvm/lib/Analysis/ValueTracking.cpp +++ b/llvm/lib/Analysis/ValueTracking.cpp @@ -3803,6 +3803,10 @@ bool llvm::isKnownNeverInfinity(const Value *V, const TargetLibraryInfo *TLI, if (const auto *II = dyn_cast<IntrinsicInst>(V)) { switch (II->getIntrinsicID()) { + case Intrinsic::sin: + case Intrinsic::cos: + // Return NaN on infinite inputs. + return true; case Intrinsic::fabs: case Intrinsic::sqrt: case Intrinsic::canonicalize: |