1  /* ICE with -Wstrict-prototypes and typeof an undeclared function.
       2     Bug 20368.  Test with -Wmissing-prototypes.  */
       3  /* { dg-do compile } */
       4  /* { dg-options "-Wmissing-prototypes" } */
       5  
       6  extern __typeof (f) g; /* { dg-error "'f' undeclared here \\(not in a function\\)" } */
       7  
       8  int
       9  f (x) /* { dg-warning "no previous prototype for 'f'" } */
      10       float x;
      11  {
      12  }