1 #define _XOPEN_SOURCE 700
6 static struct d_d t[] = {
8 #include "special/y0.h"
14 #pragma STDC FENV_ACCESS ON
17 int e, i, bad, err = 0;
20 for (i = 0; i < sizeof t/sizeof *t; i++) {
26 feclearexcept(FE_ALL_EXCEPT);
28 e = fetestexcept(INEXACT|INVALID|DIVBYZERO|UNDERFLOW|OVERFLOW);
30 if (!checkexcept(e, p->e, p->r)) {
31 printf("%s:%d: bad fp exception: %s y0(%a)=%a, want %s",
32 p->file, p->line, rstr(p->r), p->x, p->y, estr(p->e));
33 printf(" got %s\n", estr(e));
36 d = ulperr(y, p->y, p->dy);
37 bad = p->x < 0 && !isnan(y) && y != -inf;
38 if (bad || (!(p->x < 0) && !checkulp(d, p->r))) {
39 if (!bad && fabsf(d) < 0x1p52f)
43 printf("%s:%d: %s y0(%a) want %a got %a ulperr %.3f = %a + %a\n",
44 p->file, p->line, rstr(p->r), p->x, p->y, y, d, d-p->dy, p->dy);