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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [vrp06.c] - Blame information for rev 300

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Line No. Rev Author Line
1 298 jeremybenn 
/* { dg-do compile } */
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/* { dg-options "-O2 -fdump-tree-vrp1" } */
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foo (int i, int j, int a)
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{
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  if (i >= 10)
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    if (i <= 30)
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      if (i == j)
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        {
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          a--;
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          /* This should fold to 'if (0)'.  */
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          if (i < 0)
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            i = baz ();
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          /* This should fold to 'if (1)'.  */
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          if (j > 0)
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            a--;
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          /* This should fold to 'if (0)'.  */
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          if (i != j)
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            return 0;
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        }
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  return i + a + j;
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}
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/* { dg-final { scan-tree-dump-times "Folding predicate i_.*to 0" 1 "vrp1" } } */
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/* { dg-final { scan-tree-dump-times "Folding predicate j_.*to 1" 1 "vrp1" } } */
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/* { dg-final { scan-tree-dump-times "Folding predicate i_.*to 0" 1 "vrp1" } } */
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/* { dg-final { cleanup-tree-dump "vrp1" } } */

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