Fixed internal compiler error on MSVC 6 with debug info enabled.

[SVN r11870]

bind_test.cpp

@@ -377,11 +377,6 @@ void member_function_test()
 
 void member_function_void_test()
 {
-// mem_fn void returns are temporarily disabled on MSVC 6
-// they cause internal compiler errors with debug info turned on
-
-#if !defined(BOOST_MSVC) || (BOOST_MSVC > 1200)
-
     using namespace boost;
 
     V v;
@@ -468,8 +463,6 @@ void member_function_void_test()
     bind(&V::g8, ref(v), 1, 2, 3, 4, 5, 6, 7, 8)();
 
     BOOST_TEST( v.hash == 23558 );
-
-#endif
 }
 
 void nested_bind_test()