gcc/testsuite/gcc.dg/tree-ssa/20040210-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O1 -fdump-tree-phiopt1-details" } */
   3
   4
   5 void abort(void);
   6 void exit(int);
   7
   8 int x, y;
   9
  10 static void __attribute__ ((noinline))
  11 init_xy(void)
  12 {
  13   x = 3;
  14   y = 2;
  15 }
  16
  17 void
  18 test4(void)
  19 {
  20   init_xy();
  21   if ((x < y ? x++ : y++) != 2)
  22     abort ();
  23 }
  24
  25 int
  26 main(){
  27   test4 ();
  28   exit (0);
  29 }
  30
  31 /* Should have no more than two ifs left after straightening.  */
  32 /* { dg-final { scan-tree-dump-times "if " 2 "phiopt1"} } */