diff --git a/llvm/include/llvm/IR/IRBuilder.h b/llvm/include/llvm/IR/IRBuilder.h
--- a/llvm/include/llvm/IR/IRBuilder.h
+++ b/llvm/include/llvm/IR/IRBuilder.h
@@ -134,9 +134,9 @@
     return C;
   }
 
-  Value *Insert(Value *V, const Twine& = "") const {
+  Value *Insert(Value *V, const Twine &Name = "") const {
     if (Instruction *I = dyn_cast<Instruction>(V))
-      return Insert(I);
+      return Insert(I, Name);
     assert(isa<Constant>(V));
     return V;
   }
diff --git a/llvm/unittests/IR/IRBuilderTest.cpp b/llvm/unittests/IR/IRBuilderTest.cpp
--- a/llvm/unittests/IR/IRBuilderTest.cpp
+++ b/llvm/unittests/IR/IRBuilderTest.cpp
@@ -929,4 +929,11 @@
   EXPECT_EQ(MN2, MF2->getRawElements());
   EXPECT_TRUE(verifyModule(*M));
 }
+
+TEST_F(IRBuilderTest, NoFolderNames) {
+  IRBuilder<NoFolder> Builder(BB);
+  auto *Add =
+      Builder.CreateAdd(Builder.getInt32(1), Builder.getInt32(2), "add");
+  EXPECT_EQ(Add->getName(), "add");
+}
 }