gcc/testsuite/c-c++-common/Wunused-var-13.c

   1 /* PR c/46015 */
   2 /* { dg-options "-Wunused" } */
   3 /* { dg-do compile } */
   4 /* { dg-require-effective-target label_values } */
   5
   6 int
   7 f1 (int i)
   8 {
   9   static void *labs[2] = { &&lab1, &&lab2 };
  10   goto *(labs[i & 1]);
  11
  12 lab1:
  13   return 1;
  14 lab2:
  15   return 2;
  16 }
  17
  18 int
  19 f2 (int i)
  20 {
  21   void *labs[2] = { &&lab1, &&lab2 };
  22   goto *labs[i & 1];
  23
  24 lab1:
  25   return 1;
  26 lab2:
  27   return 2;
  28 }