Change the testcase to not depend on the type of 'this' in the output.

GCC 4.9.2 and GCC 4.8.x have different opinions about that variable's type.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@14780

memcheck/tests/demangle.cpp

@@ -16,7 +16,7 @@ class magic {
 public:
   T xyzzy(T *p)
   {
-    return (new abc::def<int,typeof(this)>)->xyzzy(p, 0);
+    return (new abc::def<int,typeof(*this)>)->xyzzy(p, 0);
   }
 };