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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [loadpre5.c] - Blame information for rev 298

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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-pre-stats" } */
int p;
int r;
 
__attribute__ ((noinline))
static int a(void)
{
  return p;
}
int foo(int argc)
{
  int q;
  q = a();
 
  /* We should be able to move the call to a into the if path.
     in a perfect world, we'd actually decide that it can't touch
     r, and not recompute it at all!.  */
  if (argc)
    r = 9;
  return q + a();
}
/* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "pre"} } */
/* { dg-final { cleanup-tree-dump "pre" } } */

Line No.	Rev	Author	Line
1	298	jeremybenn	`/* { dg-do compile } */`
2			`/* { dg-options "-O2 -fdump-tree-pre-stats" } */`
3			`int p;`
4			`int r;`
5
6			`__attribute__ ((noinline))`
7			`static int a(void)`
8			`{`
9			`return p;`
10			`}`
11			`int foo(int argc)`
12			`{`
13			`int q;`
14			`q = a();`
15
16			`/* We should be able to move the call to a into the if path.`
17			`in a perfect world, we'd actually decide that it can't touch`
18			`r, and not recompute it at all!. */`
19			`if (argc)`
20			`r = 9;`
21			`return q + a();`
22			`}`
23			`/* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "pre"} } */`
24			`/* { dg-final { cleanup-tree-dump "pre" } } */`

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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [loadpre5.c] - Blame information for rev 298