diff -u -r abiword-2.2.5.orig/abi/src/af/gr/xp/gr_Graphics.h abiword-2.2.5/abi/src/af/gr/xp/gr_Graphics.h
--- abiword-2.2.5.orig/abi/src/af/gr/xp/gr_Graphics.h	2005-01-01 01:16:58.000000000 +0100
+++ abiword-2.2.5/abi/src/af/gr/xp/gr_Graphics.h	2005-03-15 21:05:32.020613488 +0100
@@ -247,6 +247,8 @@
 class GR_AllocInfo
 {
   public:
+	virtual ~GR_AllocInfo() {}
+
 	virtual GR_GraphicsId getType() const {UT_ASSERT_HARMLESS(UT_NOT_IMPLEMENTED); return GRID_UNKNOWN;}
 	virtual bool isPrinterGraphics()const {UT_ASSERT_HARMLESS(UT_NOT_IMPLEMENTED); return false;}
 };
diff -u -r abiword-2.2.5.orig/abi/src/af/gr/xp/gr_Image.h abiword-2.2.5/abi/src/af/gr/xp/gr_Image.h
--- abiword-2.2.5.orig/abi/src/af/gr/xp/gr_Image.h	2004-03-18 17:00:48.000000000 +0100
+++ abiword-2.2.5/abi/src/af/gr/xp/gr_Image.h	2005-03-15 21:05:32.040610718 +0100
@@ -79,6 +79,8 @@
 class ABI_EXPORT GR_ImageFactory
 {
 public:
+	virtual ~GR_ImageFactory() {}
+
    	virtual GR_Image*	createNewImage(const char* pszName, GR_Image::GRType iType = GR_Image::GRT_Raster) = 0;
 };
 
diff -u -r abiword-2.2.5.orig/abi/src/af/util/xp/ut_TextIterator.h abiword-2.2.5/abi/src/af/util/xp/ut_TextIterator.h
--- abiword-2.2.5.orig/abi/src/af/util/xp/ut_TextIterator.h	2004-03-10 23:03:21.000000000 +0100
+++ abiword-2.2.5/abi/src/af/util/xp/ut_TextIterator.h	2005-03-15 21:05:32.063607531 +0100
@@ -104,6 +104,7 @@
 class ABI_EXPORT UT_TextIterator
 {
   public:
+	virtual ~UT_TextIterator() {}
 
 	/////////////////////////////////////////////////////////////////////////
 	// data accessor; retrieves character at present position
diff -u -r abiword-2.2.5.orig/abi/src/af/xap/xp/xap_AppImpl.h abiword-2.2.5/abi/src/af/xap/xp/xap_AppImpl.h
--- abiword-2.2.5.orig/abi/src/af/xap/xp/xap_AppImpl.h	2004-02-06 12:13:47.000000000 +0100
+++ abiword-2.2.5/abi/src/af/xap/xp/xap_AppImpl.h	2005-03-15 21:05:32.084604622 +0100
@@ -27,6 +27,8 @@
 class XAP_AppImpl
 {
 public:
+	virtual ~XAP_AppImpl() {}
+
 	static XAP_AppImpl* static_constructor(void);		/* must be implemented by the ap_<FE>AppImpl */
 
 	/* XAP_App can call impl methods. */
diff -u -r abiword-2.2.5.orig/abi/src/af/xap/xp/xav_Listener.h abiword-2.2.5/abi/src/af/xap/xp/xav_Listener.h
--- abiword-2.2.5.orig/abi/src/af/xap/xp/xav_Listener.h	2004-10-05 12:25:42.000000000 +0200
+++ abiword-2.2.5/abi/src/af/xap/xp/xav_Listener.h	2005-03-15 21:05:32.104601851 +0100
@@ -94,6 +94,8 @@
 class AV_Listener
 {
 public:
+	virtual ~AV_Listener() {}
+
 	virtual bool		notify(AV_View * pView, const AV_ChangeMask mask) = 0;
 	virtual AV_ListenerType    getType(void) = 0;
 };