Adopt test case to 4.1 mangling

Author: aschwaighofer

test/IRGen/type_layout_reference_storage.swift

@@ -96,10 +96,11 @@ struct ReferenceStorageTypeLayout<T, Native : C, Unknown : AnyObject> {
 public class Base {
    var a: UInt32 = 0
 }
-// CHECK-LABEL: %swift.type* @{{.*}}7DerivedCMi"(%swift.type_descriptor*, i8**)
-// CHECK-NOT: store {{.*}}getelementptr{{.*}}SBomWV
-// CHECK: call %swift.type* @"$S29type_layout_reference_storage1P_pXmTMa"()
-// CHECK: store {{.*}}getelementptr{{.*}}SBoWV
+
+// CHECK-LABEL: %swift.type* @create_generic_metadata_Derived(%swift.type_pattern*, i8**)
+// CHECK-NOT: store {{.*}}getelementptr{{.*}}T0BomWV
+// CHECK: call %swift.type* @{{.*}}type_layout_reference_storage1P_pXmTMa()
+// CHECK: store {{.*}}getelementptr{{.*}}T0BoWV
 // CHECK: ret
 public class Derived<T> : Base {
   var type : P.Type