"range[end]" is the last id in the range, inclusive, not the first id after it
so any loops iterating over all ids in the range should cover it as well.
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@69664 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775