Missing header.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@41246 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/include/wx/cppunit.h b/include/wx/cppunit.h
index 8bbc99f7f51a9284014bb0540beb7ba518d2d069..669889199132b14f4d9b04e35147517fcfb7738d 100644 (file)
--- a/include/wx/cppunit.h
+++ b/include/wx/cppunit.h
@@ -82,6 +82,8 @@
 // stream inserter for wxString
 //
 
+#include "wx/string.h"
+
 inline std::ostream& operator<<(std::ostream& o, const wxString& s)
 {
     return o << s.mb_str();