--TEST-- For SSA form the entry block should have no predecessors --FILE-- <?php function test() { while (true) { var_dump($a + 1); $a = 1; if (@$i++) { break; } } } function test2() { while (true) { $a = 42; if (@$i++ > 1) { break; } $a = new stdClass; } } test(); test2(); ?> --EXPECTF-- Notice: Undefined variable: a in %s on line %d int(1) int(2)