5 static struct di_d t[] = {
6 #include "sanity/ldexp.h"
12 #pragma STDC FENV_ACCESS ON
18 for (i = 0; i < sizeof t/sizeof *t; i++) {
24 feclearexcept(FE_ALL_EXCEPT);
25 y = ldexp(p->x, p->i);
26 e = fetestexcept(INEXACT|INVALID|DIVBYZERO|UNDERFLOW|OVERFLOW);
28 if (!checkexcept(e, p->e, p->r)) {
29 printf("%s:%d: bad fp exception: %s ldexp(%a, %lld)=%a, want %s",
30 p->file, p->line, rstr(p->r), p->x, p->i, p->y, estr(p->e));
31 printf(" got %s\n", estr(e));
34 d = ulperr(y, p->y, p->dy);
35 if (!checkulp(d, p->r)) {
36 printf("%s:%d: %s ldexp(%a, %lld) want %a got %a, ulperr %.3f = %a + %a\n",
37 p->file, p->line, rstr(p->r), p->x, p->i, p->y, y, d, d-p->dy, p->dy);