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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [vrp25.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 "-O2 -fdump-tree-vrp1-details" } */
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extern void abort ();
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int tree_code_length[100];
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blah (int code1)
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{
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  unsigned char D18670;
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  if (code1 != 53) goto L0; else goto L1;
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L0:
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  abort ();
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L1:
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  D18670 = tree_code_length[53];
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  if (D18670 <= 1) goto L2; else goto L3;
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L2:
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  abort ();
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L3:
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  if (D18670 == 2) goto L4; else goto L5;
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L4:
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  abort ();
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L5:
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  arf ();
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  if (code1 != 53) goto L6; else goto L7;
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L6:
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  abort ();
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L7:
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  if (D18670 <= 2) goto L8; else goto L9;
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L8:
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  abort ();
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L9:
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  return;
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}
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/* The second test of (code1 != 53) and the test (D18670 <= 2) are
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   both totally subsumed by earlier tests and thus should be folded
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   away using VRP.  */
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/* { dg-final { scan-tree-dump-times "Folding predicate" 2 "vrp1" } } */
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/* { dg-final { cleanup-tree-dump "vrp1" } } */
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