gcc/testsuite/gcc.dg/pr49994-3.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fsched2-use-superblocks -g -w" } */
   3 /* { dg-options "-O2 -fsched2-use-superblocks -g -mbackchain" { target s390*-*-* } } */
   4 /* { dg-require-effective-target scheduling } */
   5
   6 void *
   7 foo (int offset)
   8 {
   9   switch (offset)
  10     {
  11     case 0:
  12       return __builtin_return_address (0);
  13     case 1:
  14       return __builtin_return_address (1);
  15     case 2:
  16       return __builtin_return_address (2);
  17     case 3:
  18       return __builtin_return_address (3);
  19     case 4:
  20       return __builtin_return_address (4);
  21     }
  22   return 0;
  23 }