1 /* PR c/65901 */
2 /* { dg-do compile } */
3 /* { dg-options "" } */
4 
5 struct S;
6 enum E;
7 union U;
8 
9 void
foo(__builtin_va_list ap)10 foo (__builtin_va_list ap)
11 {
12   __builtin_va_arg (ap, void);  /* { dg-error "second argument to .va_arg. is of incomplete type .void." } */
13   __builtin_va_arg (ap, struct S);  /* { dg-error "second argument to .va_arg. is of incomplete type .struct S." } */
14   __builtin_va_arg (ap, enum E);  /* { dg-error "second argument to .va_arg. is of incomplete type .enum E." } */
15   __builtin_va_arg (ap, union U);  /* { dg-error "second argument to .va_arg. is of incomplete type .union U." } */
16 }
17