aboutsummaryrefslogtreecommitdiffstats
path: root/gcc-4.9/gcc/testsuite/gcc.dg/builtins-44.c
blob: 1f1eaf0f6a51797f5d90aaa0f4194dadae2586ff (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
/* { dg-do compile } */
/* { dg-options "-O1 -fno-trapping-math -fno-finite-math-only -fdump-tree-optimized" } */
  
extern void f(int);
extern void link_error ();

extern float x;
extern double y;
extern long double z;

int
main ()
{
  double pinf = __builtin_inf ();
#ifndef __SPU__
  /* The SPU single-precision floating point format does not support Inf.  */
  float pinff = __builtin_inff ();
#endif
  long double pinfl = __builtin_infl ();

  if (__builtin_isinf (pinf) != 1)
    link_error ();
#ifndef __SPU__
  if (__builtin_isinf (pinff) != 1)
    link_error ();
  if (__builtin_isinff (pinff) != 1)
    link_error ();
#endif
  if (__builtin_isinf (pinfl) != 1)
    link_error ();
  if (__builtin_isinfl (pinfl) != 1)
    link_error ();

  if (__builtin_isinf_sign (-pinf) != -1)
    link_error ();
#ifndef __SPU__
  if (__builtin_isinf_sign (-pinff) != -1)
    link_error ();
#endif
  if (__builtin_isinf_sign (-pinfl) != -1)
    link_error ();

  if (__builtin_isinf (4.0))
    link_error ();
  if (__builtin_isinf (4.0))
    link_error ();
  if (__builtin_isinff (4.0))
    link_error ();
  if (__builtin_isinf (4.0))
    link_error ();
  if (__builtin_isinfl (4.0))
    link_error ();
}


/* Check that all instances of link_error were subject to DCE.  */
/* { dg-final { scan-tree-dump-times "link_error" 0 "optimized" } } */
/* { dg-final { cleanup-tree-dump "optimized" } } */