1  /* { dg-do run } */
       2  /* { dg-options "-O3 -march=z10 -mzarch --save-temps -mindirect-branch-jump=thunk-inline -mindirect-branch-table" } */
       3  
       4  /* case-values-threshold will be set to 20 by the back-end when jump
       5     thunk are requested.  */
       6  
       7  int __attribute__((noinline,noclone)) foo1 (void) { return 1; }
       8  int __attribute__((noinline,noclone)) foo2 (void) { return 2; }
       9  int __attribute__((noinline,noclone)) foo3 (void) { return 3; }
      10  int __attribute__((noinline,noclone)) foo4 (void) { return 4; }
      11  int __attribute__((noinline,noclone)) foo5 (void) { return 5; }
      12  int __attribute__((noinline,noclone)) foo6 (void) { return 6; }
      13  int __attribute__((noinline,noclone)) foo7 (void) { return 7; }
      14  int __attribute__((noinline,noclone)) foo8 (void) { return 8; }
      15  int __attribute__((noinline,noclone)) foo9 (void) { return 9; }
      16  int __attribute__((noinline,noclone)) foo10 (void) { return 10; }
      17  int __attribute__((noinline,noclone)) foo11 (void) { return 11; }
      18  int __attribute__((noinline,noclone)) foo12 (void) { return 12; }
      19  int __attribute__((noinline,noclone)) foo13 (void) { return 13; }
      20  int __attribute__((noinline,noclone)) foo14 (void) { return 14; }
      21  int __attribute__((noinline,noclone)) foo15 (void) { return 15; }
      22  int __attribute__((noinline,noclone)) foo16 (void) { return 16; }
      23  int __attribute__((noinline,noclone)) foo17 (void) { return 17; }
      24  int __attribute__((noinline,noclone)) foo18 (void) { return 18; }
      25  int __attribute__((noinline,noclone)) foo19 (void) { return 19; }
      26  int __attribute__((noinline,noclone)) foo20 (void) { return 20; }
      27  
      28  
      29  int __attribute__((noinline,noclone))
      30  bar (int a)
      31  {
      32    int ret = 0;
      33  
      34    switch (a)
      35      {
      36      case 1: ret = foo1 (); break;
      37      case 2: ret = foo2 (); break;
      38      case 3: ret = foo3 (); break;
      39      case 4: ret = foo4 (); break;
      40      case 5: ret = foo5 (); break;
      41      case 6: ret = foo6 (); break;
      42      case 7: ret = foo7 (); break;
      43      case 8: ret = foo8 (); break;
      44      case 9: ret = foo9 (); break;
      45      case 10: ret = foo10 (); break;
      46      case 11: ret = foo11 (); break;
      47      case 12: ret = foo12 (); break;
      48      case 13: ret = foo13 (); break;
      49      case 14: ret = foo14 (); break;
      50      case 15: ret = foo15 (); break;
      51      case 16: ret = foo16 (); break;
      52      case 17: ret = foo17 (); break;
      53      case 18: ret = foo18 (); break;
      54      case 19: ret = foo19 (); break;
      55      case 20: ret = foo20 (); break;
      56      default:
      57        __builtin_abort ();
      58      }
      59  
      60    return ret;
      61  }
      62  
      63  int
      64  main ()
      65  {
      66    if (bar (3) != 3)
      67      __builtin_abort ();
      68  
      69    return 0;
      70  }
      71  
      72  /* 1 x bar
      73  /* { dg-final { scan-assembler-times "exrl" 1 } } */
      74  
      75  /* { dg-final { scan-assembler     "section\t.s390_indirect_jump" } } */
      76  /* { dg-final { scan-assembler-not "section\t.s390_indirect_call" } } */
      77  /* { dg-final { scan-assembler-not "section\t.s390_return_fromreg" } } */
      78  /* { dg-final { scan-assembler-not "section\t.s390_return_frommem" } } */