Avoid an assert when m_dir is empty

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@69406 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/src/msw/filedlg.cpp b/src/msw/filedlg.cpp
index cf0bb81e98525978ea1b80223f11b5da3b199946..e45376548d4357b4846958cd97cbc814d045b1ad 100644 (file)
--- a/src/msw/filedlg.cpp
+++ b/src/msw/filedlg.cpp
@@ -156,7 +156,7 @@ void wxFileDialog::GetPaths(wxArrayString& paths) const
     paths.Empty();
 
     wxString dir(m_dir);
-    if ( m_dir.Last() != wxT('\\') )
+    if ( m_dir.empty() || m_dir.Last() != wxT('\\') )
         dir += wxT('\\');
 
     size_t count = m_fileNames.GetCount();