gcc/testsuite/gcc.dg/tree-ssa/20030922-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O1 -fdump-tree-dom3" } */
   3
   4
   5 union tree_node;
   6 typedef union tree_node *tree;
   7 enum tree_code
   8 {
   9   BIND_EXPR,
  10 };
  11 struct tree_common
  12 {
  13   enum tree_code code:8;
  14 };
  15 union tree_node
  16 {
  17   struct tree_common common;
  18 };
  19 tree
  20 voidify_wrapper_expr (tree wrapper)
  21 {
  22   switch (wrapper->common.code)
  23     {
  24     case BIND_EXPR:
  25       if (wrapper->common.code != BIND_EXPR)
  26         abort ();
  27     }
  28 }
  29
  30
  31 /* There should be no IF conditionals.  */
  32 /* { dg-final { scan-tree-dump-times "if " 0 "dom3"} } */