1  /* PR middle-end/97943 */
       2  /* { dg-do compile } */
       3  /* { dg-options "" } */
       4  
       5  struct S { int a; char b[] __attribute__((aligned (2 * sizeof (int)))); };
       6  struct T { int a; struct S b; int c; };
       7  union U { int a; struct S b; };
       8  struct V { int a; union U b; int : 15; int c; };
       9  
      10  void
      11  foo (struct T *t, struct V *v)
      12  {
      13    __builtin_clear_padding (t);	/* { dg-error "flexible array member 'b' does not have well defined padding bits for '__builtin_clear_padding'" } */
      14    __builtin_clear_padding (v);	/* { dg-error "flexible array member 'b' does not have well defined padding bits for '__builtin_clear_padding'" } */
      15  }