// but to call both of them
DoLog(level, (const char*)msg.mb_str(), info.timestamp);
DoLog(level, (const wchar_t*)msg.wc_str(), info.timestamp);
-#endif // WXWIN_COMPATIBILITY_2_8
+#else // !WXWIN_COMPATIBILITY_2_8
+ wxUnusedVar(info);
+#endif // WXWIN_COMPATIBILITY_2_8/!WXWIN_COMPATIBILITY_2_8
// TODO: it would be better to extract message formatting in a separate