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Subversion Repositories openrisc_2011-10-31

[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc2/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [loop-17.c] - Blame information for rev 437

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/* { dg-do compile } */
/* { dg-options "-O -fdump-tree-sccp-details" } */
 
/* To determine the number of iterations in this loop we need to fold
   p_4 + 4B > p_4 + 8B to false.  This transformation has caused
   troubles in the past due to overflow issues.  */
 
int foo (int *p)
{
  int i = 0, *x;
 
  for (x = p; x < p + 2; x++)
    i++;
 
  return i;
}
 
/* { dg-final { scan-tree-dump "set_nb_iterations_in_loop = 1" "sccp" } } */
/* { dg-final { cleanup-tree-dump "sccp" } } */

Line No.	Rev	Author	Line
1	298	jeremybenn	`/* { dg-do compile } */`
2			`/* { dg-options "-O -fdump-tree-sccp-details" } */`
3
4			`/* To determine the number of iterations in this loop we need to fold`
5			`p_4 + 4B > p_4 + 8B to false. This transformation has caused`
6			`troubles in the past due to overflow issues. */`
7
8			`int foo (int *p)`
9			`{`
10			`int i = 0, *x;`
11
12			`for (x = p; x < p + 2; x++)`
13			`i++;`
14
15			`return i;`
16			`}`
17
18			`/* { dg-final { scan-tree-dump "set_nb_iterations_in_loop = 1" "sccp" } } */`
19			`/* { dg-final { cleanup-tree-dump "sccp" } } */`

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Subversion Repositories openrisc_2011-10-31

[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc2/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [loop-17.c] - Blame information for rev 437