1/* This used to ICE because there was no null check in
2   check_bitfield_type_and_width. */
3
4struct tree_common
5{
6  enum tree_code code : 8; /* { dg-error "ISO C forbids forward references to" "" } */
7  /* { dg-error "type of bit-field .code. is a GCC extension" "" { target *-*-* } 6 } */
8  /* { dg-warning "narrower than values of its type" "" { target *-*-* } 6 } */
9  /* { dg-error "incomplete type" "" { target *-*-* } 6 } */
10};
11