printf("%s:%d: %s lgammal(%La) want %La,%lld got %La,%d ulperr %.3f = %a + %a\n",
p->file, p->line, rstr(p->r), p->x, p->y, p->i, y, yi, d, d-p->dy, p->dy);
err++;
printf("%s:%d: %s lgammal(%La) want %La,%lld got %La,%d ulperr %.3f = %a + %a\n",
p->file, p->line, rstr(p->r), p->x, p->y, p->i, y, yi, d, d-p->dy, p->dy);
err++;