Degraded https://bugs.php.net/bug.php?id=54384 but enable extend SPL internal classes.

999-crocos-disable-constructor-check

--- a/ext/spl/php_spl.c
+++ b/ext/spl/php_spl.c
@@ -889,10 +889,12 @@ static void construction_wrapper(INTERNAL_FUNCTION_PARAMETERS) /* {{{ */
 		}
 		goto cleanup;
 	}
+	/*
 	if (!EG(exception) && SPL_G(validating_fun)(object_data TSRMLS_CC) == 0)
 		zend_throw_exception_ex(spl_ce_LogicException, 0 TSRMLS_CC,
 			"In the constructor of %s, parent::__construct() must be called "
 			"and its exceptions cannot be cleared", this_ce->name);
+	*/
 	
 cleanup:
 	/* no need to cleanup zf, zend_std_get_constructor never allocates a new