fix warnings in EventsSuppressor ctor from gcc with -O option

[wxWidgets.git] / include / wx / gbsizer.h

diff --git a/include/wx/gbsizer.h b/include/wx/gbsizer.h
index 6ceeb9311fb26785ea8825f42ef89e914215f905..45812f8f22f800d3e6c458418c6cf4488ff9dc44 100644 (file)
--- a/include/wx/gbsizer.h
+++ b/include/wx/gbsizer.h
@@ -79,7 +79,7 @@ extern WXDLLEXPORT_DATA(const wxGBSpan) wxDefaultSpan;
 // wxGBSizerItem
 //---------------------------------------------------------------------------
 
-class WXDLLEXPORT wxGridBagSizer;
+class WXDLLIMPEXP_FWD_CORE wxGridBagSizer;
 
 
 class WXDLLEXPORT wxGBSizerItem : public wxSizerItem