VC++ warning fixes

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@21885 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/html/htmlpars.cpp

@@ -374,8 +374,8 @@ void wxHtmlParser::PopTagHandler()
 {
     wxList::compatibility_iterator first;
 
-    if (m_HandlersStack == NULL ||
-        !(first = m_HandlersStack->GetFirst()))
+    if ( !m_HandlersStack ||
+         (first = m_HandlersStack->GetFirst()) == NULL )
     {
         wxLogWarning(_("Warning: attempt to remove HTML tag handler from empty stack."));
         return;