zend_do_perform_implementation_check  568 Zend/zend_inheritance.c 		if (UNEXPECTED(!zend_do_perform_implementation_check(child, child->common.prototype))) {
zend_do_perform_implementation_check  573 Zend/zend_inheritance.c 	} else if (UNEXPECTED(!zend_do_perform_implementation_check(child, parent))) {
zend_do_perform_implementation_check 1033 Zend/zend_inheritance.c 	return zend_do_perform_implementation_check(fn, other_fn)
zend_do_perform_implementation_check 1034 Zend/zend_inheritance.c 		&& ((other_fn->common.scope->ce_flags & ZEND_ACC_INTERFACE) || zend_do_perform_implementation_check(other_fn, fn))