gcc/testsuite/gcc.dg/pr42963.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-tree-cfg" } */
   3 extern void foo (void);
   4 extern int i;
   5 void
   6 bar (void)
   7 {
   8   switch (i)
   9     {
  10     case 0:
  11       foo ();
  12       break;
  13     case 1:
  14       break;
  15     }
  16
  17
  18   switch (i)
  19     {
  20     case 0:
  21       foo ();
  22       break;
  23     case 1:
  24       break;
  25     }
  26 }
  27 /* { dg-final { scan-tree-dump-times "case 1:" 0 "cfg" } } */