fix warnings in EventsSuppressor ctor from gcc with -O option

[wxWidgets.git] / include / wx / os2 / checkbox.h

diff --git a/include/wx/os2/checkbox.h b/include/wx/os2/checkbox.h
index c2ea188daba2c93839297077143af91de4cfe2a4..0e15c8e4956aaa4cbcfa2c2a56ae953db6a42bc1 100644 (file)
--- a/include/wx/os2/checkbox.h
+++ b/include/wx/os2/checkbox.h
@@ -15,7 +15,7 @@
 #include "wx/control.h"
 
 // Checkbox item (single checkbox)
-class WXDLLEXPORT wxBitmap;
+class WXDLLIMPEXP_FWD_CORE wxBitmap;
 class WXDLLEXPORT wxCheckBox : public wxCheckBoxBase
 {
  public: