1/* { dg-do run } */
2/* { dg-options "-fsanitize=null -w" } */
3/* { dg-shouldfail "ubsan" } */
4
5union U {
6  int i;
7};
8
9int
10main (void)
11{
12  union U *u = 0;
13  return u->i;
14}
15
16/* { dg-output "member access within null pointer of type 'union U'\[^\n\r]*(\n|\r\n|\r)" } */
17