gcc/testsuite/c-c++-common/Wimplicit-fallthrough-17.c

   1 /* PR c/7652 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-Wimplicit-fallthrough" } */
   4
   5 /* Another nested switch, and with an initialization on top.  Check that
   6    we do not warn here as the case 3 falls through to break.  */
   7
   8 void
   9 f (int i)
  10 {
  11   switch (i)
  12     {
  13     case 1:
  14       {
  15         int t = 3;
  16         switch (i)
  17           {
  18           case 3:
  19             i += 10;
  20           case 4:
  21             break;
  22           }
  23         break;
  24       }
  25     case 2:
  26       --i;
  27       break;
  28     }
  29 }