gcc/testsuite/gcc.dg/tree-ssa/minmax-22.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-tree-phiopt2" } */
   3
   4 int f(int num)
   5 {
   6   if (num < 3) __builtin_unreachable();
   7   return num != 3 ?  num : 4;
   8 }
   9
  10 /* In phiopt2 with the range information, this should be turned into
  11    a MAX_EXPR.  */
  12 /* { dg-final { scan-tree-dump-times "MAX_EXPR" 1 "phiopt2" } } */