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-rw-r--r--llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp b/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp
index a39f1280988..6afde9e3926 100644
--- a/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp
+++ b/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp
@@ -2177,6 +2177,7 @@ Value *LibCallSimplifier::optimizeCall(CallInst *CI) {
if (UnsafeFPShrink && hasFloatVersion(FuncName))
return optimizeUnaryDoubleFP(CI, Builder, true);
return nullptr;
+ case LibFunc::copysign:
case LibFunc::fmin:
case LibFunc::fmax:
if (hasFloatVersion(FuncName))
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