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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [alias-2.c] - Blame information for rev 816

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/* { dg-options "-O2 -fdump-tree-optimized" } */
static int a;
int f;
void bar (void)  __attribute__((noinline));
void bar (void)
{
  f = 9;
}
 
void link_error ();
 
int foo()
{
  int b, c;
  a = 5;
  b = a;
  bar ();
  b = b + a;
  if (b != 10)
    link_error ();
  return b;
}
 
/* We should have removed the link_error on the tree level as GCC can tell that
   a is not touched by the calling bar at all. */
/* { dg-final { scan-tree-dump-times "link_error" 0 "optimized"} } */
/* { dg-final { cleanup-tree-dump "optimized" } } */

Line No.	Rev	Author	Line
1	149	jeremybenn	`/* { dg-options "-O2 -fdump-tree-optimized" } */`
2			`static int a;`
3			`int f;`
4			`void bar (void) __attribute__((noinline));`
5			`void bar (void)`
6			`{`
7			`f = 9;`
8			`}`
9
10			`void link_error ();`
11
12			`int foo()`
13			`{`
14			`int b, c;`
15			`a = 5;`
16			`b = a;`
17			`bar ();`
18			`b = b + a;`
19			`if (b != 10)`
20			`link_error ();`
21			`return b;`
22			`}`
23
24			`/* We should have removed the link_error on the tree level as GCC can tell that`
25			`a is not touched by the calling bar at all. */`
26			`/* { dg-final { scan-tree-dump-times "link_error" 0 "optimized"} } */`
27			`/* { dg-final { cleanup-tree-dump "optimized" } } */`

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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [alias-2.c] - Blame information for rev 816