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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [20030710-1.c] - Blame information for rev 867

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Line No. Rev Author Line
1 149 jeremybenn
/* { dg-do compile } */
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/* { dg-options "-O1 -fdump-tree-dom3" } */
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extern void abort (void);
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union tree_node;
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typedef union tree_node *tree;
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struct tree_vec
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{
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  int length;
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  tree a[1];
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};
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struct tree_type
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{
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  tree binfo;
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};
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union tree_node
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{
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  struct tree_type type;
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  struct tree_vec vec;
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};
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void
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record_component_aliases (type)
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     tree type;
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{
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  if (type->type.binfo->vec.length)
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    abort ();
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  for (; ((
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            {
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            const tree __z = type->type.binfo;
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            if (type->type.binfo->vec.length)
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            abort ();
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 type->type.binfo->vec.a[4];}
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          )->vec.length);)
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    {
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      if (4 >= type->type.binfo->vec.length)
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        abort ();
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      blah ();
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    }
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}
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/* The call to blah should have been eliminated.  If the call is not
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   eliminated, then dominator optimizations failed and it'll be
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   impossible to delete other unnecessary code.  */
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/* { dg-final { scan-tree-dump-not "blah \\(\\)" "dom3" } } */
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/* There should be two IF conditionals.  */
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/* { dg-final { scan-tree-dump-times "if " 2 "dom3"} } */
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/* There should be a single load of type.binfo.  */
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/* { dg-final { scan-tree-dump-times "type\\.binfo" 1 "dom3"} } */
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/* There should be two loads of vec.length.  */
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/* { dg-final { scan-tree-dump-times "vec.length" 2 "dom3"} } */
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/* { dg-final { cleanup-tree-dump "dom3" } } */

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