main/gcc/testsuite/c-c++-common/ubsan/null-9.c

   1 /* { dg-do run } */
   2 /* { dg-options "-fsanitize=null -w" } */
   3 /* { dg-shouldfail "ubsan" } */
   4
   5 union U {
   6   int i;
   7 };
   8
   9 int
  10 main (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)" } */