6   struct A { } *a;  struct
12   struct A { void *a; int b; } *a;  argument
18   struct A { virtual void f(); int a; } *a;  argument
25   struct A {  struct
26     int a;
27     char c;
28     float b;
37   struct A {  struct
39     char a;
51   template <typename T> class A {  class
85   class A {};  class