diff --git a/llvm/lib/Transforms/IPO/FunctionAttrs.cpp b/llvm/lib/Transforms/IPO/FunctionAttrs.cpp
index 011e95e9eab10..293c73a01480c 100644
--- a/llvm/lib/Transforms/IPO/FunctionAttrs.cpp
+++ b/llvm/lib/Transforms/IPO/FunctionAttrs.cpp
@@ -1346,8 +1346,6 @@ static bool inferAttrsFromFunctionBodies(const SCCNodeSet &SCCNodes) {
 }
 
 static bool setDoesNotRecurse(Function &F) {
-  if (F.doesNotRecurse())
-    return false;
   F.setDoesNotRecurse();
   ++NumNoRecurse;
   return true;