void ; // expected-warning{{pointer is missing a nullability type specifier}}
// expected-note@-1 {{insert '_Nullable' if the pointer may be null}}
// expected-note@-2 {{insert '_Nonnull' if the pointer should never be null}}
void ;
void
class X ;
template <typename T>
;
Typedefs<int> xx;
Typedefs<void *> yy;