1  /* Test for warnings for qualified function return types.  Bug 15052
       2     from Olatunji Ruwase (tjruwase at stanfordalumni.org): qualifiers
       3     should not be lost when merging declarations.  */
       4  
       5  /* Origin: Joseph Myers <jsm@polyomino.org.uk> */
       6  /* { dg-do compile } */
       7  /* { dg-options "-std=gnu99" } */
       8  
       9  int foo (); /* { dg-message "note: previous declaration" "different qualifiers" } */
      10  const int foo () { return 0; } /* { dg-error "conflicting types" "different qualifiers" } */
      11  
      12  void bar (void);
      13  volatile void bar () { } /* { dg-warning "qualified|volatile" "different qualifiers" } */
      14  
      15  volatile void baz (void);
      16  void baz () { } /* { dg-warning "not compatible" "different qualifiers" } */