1  /* { dg-do compile } */
       2  /* { dg-options "-Werror -Wno-error=attribute-warning" } */
       3  
       4  int f1(void) __attribute__ ((warning("Please avoid f1")));
       5  int func1(void)
       6  {
       7    return f1(); /* { dg-warning "'f1' declared with attribute warning: Please avoid f1" } */
       8  }