33   struct __impl { int x; };  argument
42   struct __impl {  struct
51 auto test3 = __builtin_source_location(); // expected-error {{'std::source_location::__impl' must b…
57   struct __impl : public parent {  struct
65 auto test4 = __builtin_source_location(); // expected-error {{'std::source_location::__impl' must b…
71   struct __impl {  struct
72     signed char _M_line; // odd integral type to choose, but ok!
73     const char *_M_file_name;
74     signed char _M_column;
75     const char *_M_function_name;
76     static int other_member; // static members are OK