gcc/testsuite/c-c++-common/Wimplicit-fallthrough-9.c

   1 /* PR c/7652 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-Wimplicit-fallthrough" } */
   4
   5 /* Test we don't remove FALLTHROUGH () too early.  */
   6
   7 extern void h (int);
   8
   9 void
  10 g (int i)
  11 {
  12   switch (i)
  13     {
  14     case 1:
  15       {
  16         switch (i)
  17           {
  18             case 3:
  19               h (7);
  20               __attribute__((fallthrough));
  21             case 4:;
  22           }
  23       }
  24     case 2:;
  25     }
  26 }