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

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [pr38364.c] - Blame information for rev 826

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 298 jeremybenn 
/* PR middle-end/38364 */
2 
/* { dg-do run } */
3 
/* { dg-options "-O2 -ftrapv" } */
4 
 
5 
extern void abort (void);
6 
 
7 
static inline short
8 
f1 (short x, short y)
9 
{
10 
  if (x > 0)
11 
    {
12 
      if (y > 0)
13 
        {
14 
          if (x > __SHRT_MAX__ / y)
15 
            return x;
16 
        }
17 
      else if (y < (-__SHRT_MAX__ - 1) / x)
18 
        return x;
19 
    }
20 
  else
21 
    {
22 
      if (y > 0)
23 
        {
24 
          if (x < (-__SHRT_MAX__ - 1) / y)
25 
            return x;
26 
        }
27 
      else if (x != 0 && y < __SHRT_MAX__ / x)
28 
        return x;
29 
    }
30 
  return x * y;
31 
}
32 
 
33 
static inline signed char
34 
f2 (signed char x, signed char y)
35 
{
36 
  if (((x ^ y) & (((x ^ ((x ^ y) & (1 << (__CHAR_BIT__ - 1)))) - y) ^ y)) < 0)
37 
    return x;
38 
  return x - y;
39 
}
40 
 
41 
unsigned int v;
42 
 
43 
int
44 
f3 (int x, unsigned int y)
45 
{
46 
  f1 (1, 1);
47 
  return 1;
48 
}
49 
 
50 
int
51 
f4 (unsigned short x)
52 
{
53 
  v = x;
54 
  return 1;
55 
}
56 
 
57 
int
58 
f5 (int x)
59 
{
60 
  if (f2 (x, 1))
61 
    f1 (1, f4 (1));
62 
  return x;
63 
}
64 
 
65 
int
66 
f6 (unsigned int x)
67 
{
68 
  f4 (x < (1 != f5 (0)));
69 
  return x;
70 
}
71 
 
72 
int
73 
main (void)
74 
{
75 
  f6 (1);
76 
  if (v != 0)
77 
    abort ();
78 
  return 0;
79 
}

powered by: WebSVN 2.1.0

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