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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [vrp20.c] - Blame information for rev 316

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Line No. Rev Author Line
1 298 jeremybenn 
/* { dg-do compile } */
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/* { dg-options "-fwrapv -O1 -ftree-vrp -fdump-tree-vrp1" } */
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extern void abort ();
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extern void exit (int);
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int f (int a) {
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        if (a != 0) {
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                a = a > 0 ? a : -a;
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                if (a == 0)
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                  return 1;
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                return 0;
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        }
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        return 0;
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}
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int g (int b) {
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        if (b != 0) {
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                b = b > 0 ? b : -b;
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                if (b != 0)
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                  return 0;
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        }
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        return 1;
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}
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/* { dg-final { scan-tree-dump "Folding predicate a_. == 0 to 0" "vrp1" } } */
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/* { dg-final { scan-tree-dump "Folding predicate b_. != 0 to 1" "vrp1" } } */
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/* { dg-final { cleanup-tree-dump "vrp1" } } */

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