1 #include <stdint.h>
2 #include <stdio.h>
3 #include "mtest.h"
4
5 static struct l_l t[] = {
6 #if LDBL_MANT_DIG == 53
7 #include "sanity/atanh.h"
8 #include "special/atanh.h"
9
10 #elif LDBL_MANT_DIG == 64
11 #include "sanity/atanhl.h"
12 #include "special/atanhl.h"
13
14 #endif
15 };
16
main(void)17 int main(void)
18 {
19 #pragma STDC FENV_ACCESS ON
20 long double y;
21 float d;
22 int e, i, err = 0;
23 struct l_l *p;
24
25 for (i = 0; i < sizeof t/sizeof *t; i++) {
26 p = t + i;
27
28 if (p->r < 0)
29 continue;
30 fesetround(p->r);
31 feclearexcept(FE_ALL_EXCEPT);
32 y = atanhl(p->x);
33 e = fetestexcept(INEXACT|INVALID|DIVBYZERO|UNDERFLOW|OVERFLOW);
34
35 if (!checkexcept(e, p->e, p->r)) {
36 printf("%s:%d: bad fp exception: %s atanhl(%La)=%La, want %s",
37 p->file, p->line, rstr(p->r), p->x, p->y, estr(p->e));
38 printf(" got %s\n", estr(e));
39 err++;
40 }
41 d = ulperrl(y, p->y, p->dy);
42 if (!checkulp(d, p->r)) {
43 printf("%s:%d: %s atanhl(%La) want %La got %La ulperr %.3f = %a + %a\n",
44 p->file, p->line, rstr(p->r), p->x, p->y, y, d, d-p->dy, p->dy);
45 err++;
46 }
47 }
48 return !!err;
49 }
50