gcc/testsuite/gcc.dg/gimplefe-14.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O -fgimple" } */
   3
   4 int __GIMPLE (ssa)
   5 main (int argc, char * * argv)
   6 {
   7   int a;
   8
   9   __BB(2):
  10   /* Because of PR82114 we need to handle also 0 as base metal can have
  11      argc == 0.  */
  12   switch (argc_2(D)) {default: L2; case 0: L0; case 1: L0; case 2: L1; }
  13
  14   __BB(3):
  15 L0:
  16   a_4 = 0;
  17   goto __BB6;
  18
  19   __BB(4):
  20 L1:
  21   a_3 = 3;
  22   goto __BB6;
  23
  24   __BB(5):
  25 L2:
  26   a_5 = -1;
  27   goto __BB6;
  28
  29   __BB(6):
  30   a_1 = __PHI (__BB3: a_4, __BB4: a_3, __BB5: a_5);
  31   return a_1;
  32
  33 }
  34
  35