--TEST-- Comparisons with NAN should yield false, even at compile-time --FILE-- <?php echo "** CONST\n"; var_dump(0 < NAN); var_dump(0 <= NAN); var_dump(0 > NAN); var_dump(0 >= NAN); echo "** VAR\n"; $nan = NAN; var_dump(0 < $nan); var_dump(0 <= $nan); var_dump(0 > $nan); var_dump(0 >= $nan); --EXPECT-- ** CONST bool(false) bool(false) bool(false) bool(false) ** VAR bool(false) bool(false) bool(false) bool(false)