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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [ssa-dce-3.c] - Blame information for rev 867

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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-cddce" } */
 
int main(void)
{
  unsigned i, j;
 
  for (i = 1, j = 0; i != 0; i+=2)
    {
      j += 500;
      if (j % 7)
        {
          j++;
        }
      else
        {
          j--;
        }
    }
 
  return 0;
}
 
/* We should eliminate the inner condition, but the loop must be preserved
   as it is infinite.  Therefore there should be just one phi node (for i):  */
/* { dg-final { scan-tree-dump-times "PHI " 1 "cddce"} } */
 
/* And one if (for the exit condition of the loop):  */
/* { dg-final { scan-tree-dump-times "if " 1 "cddce"} } */
 
/* { dg-final { cleanup-tree-dump "cddce" } } */

Line No.	Rev	Author	Line
1	149	jeremybenn	`/* { dg-do compile } */`
2			`/* { dg-options "-O2 -fdump-tree-cddce" } */`
3
4			`int main(void)`
5			`{`
6			`unsigned i, j;`
7
8			`for (i = 1, j = 0; i != 0; i+=2)`
9			`{`
10			`j += 500;`
11			`if (j % 7)`
12			`{`
13			`j++;`
14			`}`
15			`else`
16			`{`
17			`j--;`
18			`}`
19			`}`
20
21			`return 0;`
22			`}`
23
24			`/* We should eliminate the inner condition, but the loop must be preserved`
25			`as it is infinite. Therefore there should be just one phi node (for i): */`
26			`/* { dg-final { scan-tree-dump-times "PHI " 1 "cddce"} } */`
27
28			`/* And one if (for the exit condition of the loop): */`
29			`/* { dg-final { scan-tree-dump-times "if " 1 "cddce"} } */`
30
31			`/* { dg-final { cleanup-tree-dump "cddce" } } */`

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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [ssa-dce-3.c] - Blame information for rev 867