1--TEST-- 2Serialization of backtick literal is incorrect 3--INI-- 4zend.assertions=1 5--FILE-- 6<?php 7 8assert_options(ASSERT_WARNING); 9assert(false && `echo -n ""`); 10--EXPECTF-- 11Warning: assert(): assert(false && `echo -n ""`) failed in %s%east_serialize_backtick_literal.php on line %d 12