gcc complained about possibly uninitialized variable in QueueTestCase in optimized build, just initialize it to suppress this warning. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@64112 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@51188 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@49572 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775