1  /* Test further cases of warnings for comma expressions, with and
       2     without casts to void.  */
       3  /* Origin: Joseph Myers <joseph@codesourcery.com> */
       4  /* { dg-do compile } */
       5  /* { dg-options "-Wall" } */
       6  int a, b, c, d;
       7  int e(void) { return (char)a, b; } /* { dg-warning "left-hand operand of comma expression has no effect" } */
       8  int f(void) { return (a ? (void)b : (void)c), d; } /* { dg-warning "left-hand operand of comma expression has no effect" } */