OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [pr15262.c] - Blame information for rev 826

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 297 jeremybenn
/* We used to mis-compile this testcase as we did not know that
2
   &a+offsetof(b,a) was the same as &a.b */
3
struct A
4
{
5
  int t;
6
  int i;
7
};
8
 
9
void
10
bar (float *p)
11
{
12
  *p = 5.2;
13
}
14
 
15
int
16
foo(struct A *locp, int i, int str)
17
{
18
  float f, g, *p;
19
  int T355;
20
  int *T356;
21
  /* Currently, the alias analyzer has limited support for handling
22
     aliases of structure fields when no other variables are aliased.
23
     Introduce additional aliases to confuse it.  */
24
  p =  i ? &g : &f;
25
  bar (p);
26
  if (*p > 0.0)
27
    str = 1;
28
 
29
  T355 = locp->i;
30
  T356 = &locp->i;
31
  *T356 = str;
32
  T355 = locp->i;
33
 
34
  return T355;
35
}
36
 
37
main ()
38
{
39
  struct A loc;
40
  int str;
41
 
42
  loc.i = 2;
43
  str = foo (&loc, 10, 3);
44
  if (str!=1)
45
    abort ();
46
  return 0;
47
}
48
 

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.