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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [torture/] [pr23821.c] - Blame information for rev 298

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/* { dg-do compile } */
/* { dg-skip-if "" { *-*-* } { "-O0" } { "" } } */
/* At -O1 DOM threads a jump in a non-optimal way which leads to
   the bogus propagation.  */
/* { dg-skip-if "" { *-*-* } { "-O1" } { "" } } */
/* { dg-options "-fdump-tree-ivcanon-details" } */
 
static int a[199];
 
extern void abort (void);
 
int
main ()
{
  int i, x;
  for (i = 0; i < 199; i++)
    {
      x = a[i];
      if (x != i)
        abort ();
    }
  return 0;
}
 
/* Verify that we do not propagate the equivalence x == i into the
   induction variable increment.  */
 
/* { dg-final { scan-tree-dump "Added canonical iv" "ivcanon" } } */
/* { dg-final { cleanup-tree-dump "ivcanon" } } */

Line No.	Rev	Author	Line
1	298	jeremybenn	`/* { dg-do compile } */`
2			`/* { dg-skip-if "" { --* } { "-O0" } { "" } } */`
3			`/* At -O1 DOM threads a jump in a non-optimal way which leads to`
4			`the bogus propagation. */`
5			`/* { dg-skip-if "" { --* } { "-O1" } { "" } } */`
6			`/* { dg-options "-fdump-tree-ivcanon-details" } */`
7
8			`static int a[199];`
9
10			`extern void abort (void);`
11
12			`int`
13			`main ()`
14			`{`
15			`int i, x;`
16			`for (i = 0; i < 199; i++)`
17			`{`
18			`x = a[i];`
19			`if (x != i)`
20			`abort ();`
21			`}`
22			`return 0;`
23			`}`
24
25			`/* Verify that we do not propagate the equivalence x == i into the`
26			`induction variable increment. */`
27
28			`/* { dg-final { scan-tree-dump "Added canonical iv" "ivcanon" } } */`
29			`/* { dg-final { cleanup-tree-dump "ivcanon" } } */`

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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [torture/] [pr23821.c] - Blame information for rev 298