1  /* PR tree-optimization/35899 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-std=gnu89 -O2" } */
       4  
       5  int
       6  foo (void)
       7  {
       8    int a = bar (); /* { dg-line bar_implicit_decl } */
       9    return a;
      10  }
      11  
      12  void
      13  bar (void)
      14  /* { dg-warning "conflicting types for" "" { target *-*-* } .-1 } */
      15  /* { dg-message "note: previous implicit declaration" "" { target *-*-* } bar_implicit_decl } */
      16  {
      17  }
      18