1/* Test for builtin abs, labs, llabs, imaxabs.  */
2/* Origin: Joseph Myers <jsm28@cam.ac.uk> */
3
4#include <limits.h>
5typedef __INTMAX_TYPE__ intmax_t;
6#define INTMAX_MAX __INTMAX_MAX__
7
8extern int abs (int);
9extern long labs (long);
10extern long long llabs (long long);
11extern intmax_t imaxabs (intmax_t);
12extern void abort (void);
13extern void link_error (void);
14
15void
16main_test (void)
17{
18  /* For each type, test both runtime and compile time (constant folding)
19     optimization.  */
20  volatile int i0 = 0, i1 = 1, im1 = -1, imin = -INT_MAX, imax = INT_MAX;
21  volatile long l0 = 0L, l1 = 1L, lm1 = -1L, lmin = -LONG_MAX, lmax = LONG_MAX;
22  volatile long long ll0 = 0LL, ll1 = 1LL, llm1 = -1LL;
23  volatile long long llmin = -__LONG_LONG_MAX__, llmax = __LONG_LONG_MAX__;
24  volatile intmax_t imax0 = 0, imax1 = 1, imaxm1 = -1;
25  volatile intmax_t imaxmin = -INTMAX_MAX, imaxmax = INTMAX_MAX;
26  if (abs (i0) != 0)
27    abort ();
28  if (abs (0) != 0)
29    link_error ();
30  if (abs (i1) != 1)
31    abort ();
32  if (abs (1) != 1)
33    link_error ();
34  if (abs (im1) != 1)
35    abort ();
36  if (abs (-1) != 1)
37    link_error ();
38  if (abs (imin) != INT_MAX)
39    abort ();
40  if (abs (-INT_MAX) != INT_MAX)
41    link_error ();
42  if (abs (imax) != INT_MAX)
43    abort ();
44  if (abs (INT_MAX) != INT_MAX)
45    link_error ();
46  if (labs (l0) != 0L)
47    abort ();
48  if (labs (0L) != 0L)
49    link_error ();
50  if (labs (l1) != 1L)
51    abort ();
52  if (labs (1L) != 1L)
53    link_error ();
54  if (labs (lm1) != 1L)
55    abort ();
56  if (labs (-1L) != 1L)
57    link_error ();
58  if (labs (lmin) != LONG_MAX)
59    abort ();
60  if (labs (-LONG_MAX) != LONG_MAX)
61    link_error ();
62  if (labs (lmax) != LONG_MAX)
63    abort ();
64  if (labs (LONG_MAX) != LONG_MAX)
65    link_error ();
66  if (llabs (ll0) != 0LL)
67    abort ();
68  if (llabs (0LL) != 0LL)
69    link_error ();
70  if (llabs (ll1) != 1LL)
71    abort ();
72  if (llabs (1LL) != 1LL)
73    link_error ();
74  if (llabs (llm1) != 1LL)
75    abort ();
76  if (llabs (-1LL) != 1LL)
77    link_error ();
78  if (llabs (llmin) != __LONG_LONG_MAX__)
79    abort ();
80  if (llabs (-__LONG_LONG_MAX__) != __LONG_LONG_MAX__)
81    link_error ();
82  if (llabs (llmax) != __LONG_LONG_MAX__)
83    abort ();
84  if (llabs (__LONG_LONG_MAX__) != __LONG_LONG_MAX__)
85    link_error ();
86  if (imaxabs (imax0) != 0)
87    abort ();
88  if (imaxabs (0) != 0)
89    link_error ();
90  if (imaxabs (imax1) != 1)
91    abort ();
92  if (imaxabs (1) != 1)
93    link_error ();
94  if (imaxabs (imaxm1) != 1)
95    abort ();
96  if (imaxabs (-1) != 1)
97    link_error ();
98  if (imaxabs (imaxmin) != INTMAX_MAX)
99    abort ();
100  if (imaxabs (-INTMAX_MAX) != INTMAX_MAX)
101    link_error ();
102  if (imaxabs (imaxmax) != INTMAX_MAX)
103    abort ();
104  if (imaxabs (INTMAX_MAX) != INTMAX_MAX)
105    link_error ();
106}
107