re PR libstdc++/8463 (std::ios_base has a non-virtual destructor)

2002-11-05  Benjamin Kosnik  <bkoz@redhat.com>

	PR libstdc++/8463
	* include/bits/ios_base.h (~ios_base): Make virtual.

From-SVN: r58823

libstdc++-v3/ChangeLog

+2002-11-05  Benjamin Kosnik  <bkoz@redhat.com>
+
+	PR libstdc++/8463
+	* include/bits/ios_base.h (~ios_base): Make virtual.
+
 2002-11-04  Benjamin Kosnik  <bkoz@redhat.com>
 
 	* config/linker-map.gnu: Export string operator+.

libstdc++-v3/include/bits/ios_base.h

@@ -414,7 +414,7 @@ namespace std
     }
 
     // Destructor
-    ~ios_base();
+    virtual ~ios_base();
 
   protected:
     ios_base();