#include #include #include "mtest.h" static struct l_l t[] = { #if LDBL_MANT_DIG == 53 #include "crlibm/log10.h" #include "ucb/log10.h" #include "sanity/log10.h" #include "special/log10.h" #elif LDBL_MANT_DIG == 64 #include "sanity/log10l.h" #include "special/log10l.h" #endif }; int main(void) { #pragma STDC FENV_ACCESS ON long double y; float d; int e, i, err = 0; struct l_l *p; for (i = 0; i < sizeof t/sizeof *t; i++) { p = t + i; if (p->r < 0) continue; fesetround(p->r); feclearexcept(FE_ALL_EXCEPT); y = log10l(p->x); e = fetestexcept(INEXACT|INVALID|DIVBYZERO|UNDERFLOW|OVERFLOW); if (!checkexcept(e, p->e, p->r)) { printf("%s:%d: bad fp exception: %s log10l(%La)=%La, want %s", p->file, p->line, rstr(p->r), p->x, p->y, estr(p->e)); printf(" got %s\n", estr(e)); err++; } d = ulperrl(y, p->y, p->dy); if (!checkulp(d, p->r)) { printf("%s:%d: %s log10l(%La) want %La got %La ulperr %.3f = %a + %a\n", p->file, p->line, rstr(p->r), p->x, p->y, y, d, d-p->dy, p->dy); err++; } } return !!err; }