floorl
if (floorl (y) == y)
if (floorl (z) == z)
n = floorl (z + 0.5L);
w = floorl(y);
ya = floorl(0.5L * ya);
w = floorl(x);
w = floorl(w);
t = floorl( t );
long double floorl(long double);
__weak_reference(floor, floorl);
__weak_reference(floorl, floorf128);
t = floorl(x);
t = floorl(-x);