fix for Sun CC bug with not calling temporary objects dtor

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@13643 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/filefn.cpp

@@ -1474,7 +1474,13 @@ wxChar *wxGetWorkingDirectory(wxChar *buf, int sz)
 wxString wxGetCwd()
 {
     wxString str;
-    wxGetWorkingDirectory(wxStringBuffer(str, _MAXPATHLEN), _MAXPATHLEN);
+
+    // we can't create wxStringBuffer object inline: Sun CC generates buggy
+    // code in this case!
+    {
+        wxStringBuffer buf(str, _MAXPATHLEN);
+        wxGetWorkingDirectory(buf, _MAXPATHLEN);
+    }
 
     return str;
 }