diff --git a/llvm/lib/Analysis/ConstantFolding.cpp b/llvm/lib/Analysis/ConstantFolding.cpp
index 449de7ce314daf84d74f9769526db98479c6a23a..3da9c9b293eba6ef6ad3f806141fa2a3da2523e6 100644
--- a/llvm/lib/Analysis/ConstantFolding.cpp
+++ b/llvm/lib/Analysis/ConstantFolding.cpp
@@ -2136,8 +2136,8 @@ static Constant *ConstantFoldScalarCall1(StringRef Name,
       }
 
       LibFunc Fp128Func = NotLibFunc;
-      if (TLI->getLibFunc(Name, Fp128Func) && TLI->has(Fp128Func) &&
-          Fp128Func == LibFunc_logl)
+      if (Name == "logl" && TLI->getLibFunc(Name, Fp128Func) &&
+          TLI->has(Fp128Func) && Fp128Func == LibFunc_logl)
         if (EnableLoglConstantFold)
           return ConstantFoldFP128(logf128, Op->getValueAPF(), Ty);
     }