diff --git a/include/wx/generic/region.h b/include/wx/generic/region.h
index 0dc9494316..665f8f8b15 100644
--- a/include/wx/generic/region.h
+++ b/include/wx/generic/region.h
@@ -18,6 +18,9 @@ public:
     wxRegionGeneric(wxCoord x, wxCoord y, wxCoord w, wxCoord h);
     wxRegionGeneric(const wxPoint& topLeft, const wxPoint& bottomRight);
     wxRegionGeneric(const wxRect& rect);
+    wxRegionGeneric(size_t n, const wxPoint *points, wxPolygonFillMode fillStyle = wxODDEVEN_RULE);
+    wxRegionGeneric(const wxBitmap& bmp);
+    wxRegionGeneric(const wxBitmap& bmp, const wxColour& transp, int tolerance = 0);
     wxRegionGeneric();
     virtual ~wxRegionGeneric();
 
diff --git a/src/generic/regiong.cpp b/src/generic/regiong.cpp
index d9ee1d95de..6c358e10ad 100644
--- a/src/generic/regiong.cpp
+++ b/src/generic/regiong.cpp
@@ -271,6 +271,21 @@ wxRegionGeneric::wxRegionGeneric(const wxPoint& topLeft, const wxPoint& bottomRi
     m_refData = new wxRegionRefData(topLeft, bottomRight);
 }
 
+wxRegionGeneric::wxRegionGeneric(const wxBitmap& bmp) 
+{
+    wxFAIL_MSG("NOT IMPLEMENTED: wxRegionGeneric::wxRegionGeneric(const wxBitmap& bmp)");
+}
+
+wxRegionGeneric::wxRegionGeneric(size_t n, const wxPoint *points, wxPolygonFillMode fillStyle)
+{
+    wxFAIL_MSG("NOT IMPLEMENTED: wxRegionGeneric::wxRegionGeneric(size_t n, const wxPoint *points, wxPolygonFillMode fillStyle)");
+}
+
+wxRegionGeneric::wxRegionGeneric(const wxBitmap& bmp, const wxColour& transp, int tolerance)
+{
+    wxFAIL_MSG("NOT IMPLEMENTED: wxRegionGeneric::wxRegionGeneric(const wxBitmap& bmp, const wxColour& transp, int tolerance)");
+}
+
 void wxRegionGeneric::Clear()
 {
     UnRef();