gcc/testsuite/gcc.dg/Wnested-externs-2.c

   1 /* PR c/70791 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-Wnested-externs" } */
   4
   5 void
   6 bar (void)
   7 {
   8   extern int i; /* { dg-warning "14:nested extern declaration of 'i'" } */
   9   extern short foo (void); /* { dg-warning "16:nested extern declaration of 'foo'" } */
  10   extern struct S *s; /* { dg-warning "20:nested extern declaration of 's'" } */
  11 }