-// cs0657-10.cs: `param' is not a valid attribute location for this declaration. Valid attribute locations for this declaration are `field'
-// Line : 6
+// CS0657: `param' is not a valid attribute location for this declaration. Valid attribute locations for this declaration are `field'. All attributes in this section will be ignored
+// Line: 7
+// Compiler options: -warnaserror
struct S
{