Fix: apply workaround to disable msvc warning 4265.

[SVN r48248]

include/boost/exception/detail/cloning_base.hpp

@@ -27,6 +27,9 @@ boost
 
 #if BOOST_WORKAROUND( __GNUC__, BOOST_TESTED_AT(4) )
 virtual //Disable bogus GCC warning.
+#endif
+#if BOOST_WORKAROUND( BOOST_MSVC, BOOST_TESTED_AT(1500) )
+virtual //Disable bogus msvc warning.
 #endif
             ~cloning_base() throw()
                 {

include/boost/exception/detail/counted_base.hpp

@@ -38,6 +38,9 @@ boost
 
 #if BOOST_WORKAROUND( __GNUC__, BOOST_TESTED_AT(4) )
 virtual //Disable bogus GCC warning.
+#endif
+#if BOOST_WORKAROUND( BOOST_MSVC, BOOST_TESTED_AT(1500) )
+virtual //Disable bogus msvc warning.
 #endif
             ~counted_base() throw()
                 {