1.修改TestCase
2.修正vector中operator=的一处错误

git-svn-id: http://qlanguage.googlecode.com/svn/trunk@197 6d982bb3-a5a7-393d-ffc5-582415be9c85
修正x64编译失败

git-svn-id: http://qlanguage.googlecode.com/svn/trunk@198 6d982bb3-a5a7-393d-ffc5-582415be9c85