gnu/dist/gcc4/gcc/testsuite/gcc.dg/tree-ssa/20030708-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O1 -fdump-tree-dom3" } */
   3 extern void abort (void);
   4 struct rtx_def;
   5 typedef struct rtx_def *rtx;
   6 enum rtx_code
   7 {
   8   CALL_INSN,
   9   EXPR_LIST,
  10   NOTE,
  11   LAST = 256
  12 };
  13
  14 struct rtx_def
  15 {
  16
  17   enum rtx_code code:16;
  18 };
  19
  20 int
  21 nonlocal_mentioned_p (x)
  22      rtx x;
  23 {
  24   if (x->code == CALL_INSN)
  25     {
  26       rtx const _rtx = ((x));
  27       if (_rtx->code != CALL_INSN
  28           && _rtx->code != NOTE
  29           && _rtx->code != EXPR_LIST)
  30         abort ();
  31     }
  32
  33   blah (&x);
  34 }
  35
  36 /* There should be no casts to a short unsigned int since the entire
  37    set of conditionals should optimize away.  */
  38 /* { dg-final { scan-tree-dump-times "\\(short unsigned int\\)" 0 "dom3"} } */
  39
  40 /* There should be no IF conditionals.  */
  41 /* { dg-final { scan-tree-dump-times "if " 0 "dom3"} } */
  42
  43 /* { dg-final { cleanup-tree-dump "dom3" } } */