[DenseMapTest] Fix test

Author: artagnon

llvm/unittests/ADT/DenseMapTest.cpp

@@ -668,9 +668,14 @@ TEST(DenseMapCustomTest, LookupOr) {
 
   EXPECT_EQ(M.lookup_or(0, 4u), 3u);
   EXPECT_EQ(M.lookup_or(1, 4u), 0u);
+  EXPECT_EQ(M.lookup_or(2, 4u), 4u);
+}
 
-  NonDefaultConstructible DefaultV = M.lookup_or(2, 4u);
-  EXPECT_EQ(DefaultV, 4u);
+TEST(DenseMapCustomTest, LookupOrConstness) {
+  DenseMap<int, unsigned *> M;
+  unsigned Default = 3u;
+  unsigned *Ret = M.lookup_or(0, &Default);
+  EXPECT_EQ(Ret, &Default);
 }
 
 // Key traits that allows lookup with either an unsigned or char* key;