1// RUN: %clang_builtins %s %librt -o %t && %run %t
2// REQUIRES: librt_has_ltdf2vfp
3
4#include <stdlib.h>
5#include <stdint.h>
6#include <stdio.h>
7#include <math.h>
8
9
10extern int __ltdf2vfp(double a, double b);
11
12#if defined(__arm__) && defined(__ARM_FP) && (__ARM_FP & 0x8)
13int test__ltdf2vfp(double a, double b)
14{
15 int actual = __ltdf2vfp(a, b);
16 int expected = (a < b) ? 1 : 0;
17 if (actual != expected)
18 printf("error in __ltdf2vfp(%f, %f) = %d, expected %d\n",
19 a, b, actual, expected);
20 return actual != expected;
21}
22#endif
23
24int main()
25{
26#if defined(__arm__) && defined(__ARM_FP) && (__ARM_FP & 0x8)
27 if (test__ltdf2vfp(0.0, 0.0))
28 return 1;
29 if (test__ltdf2vfp(1.0, 1.0))
30 return 1;
31 if (test__ltdf2vfp(-1.0, -1.0))
32 return 1;
33 if (test__ltdf2vfp(HUGE_VAL, 1.0))
34 return 1;
35 if (test__ltdf2vfp(1.0, HUGE_VAL))
36 return 1;
37#else
38 printf("skipped\n");
39#endif
40 return 0;
41}
42