libs/parameter/test/sfinae was choking vc7.1 and vc8 on the plain

version of BOOST_MPL_AUX_ASSERT_NOT_NA(T) with T = const char[4].
This only seems to occur in contexts where T might be deduced.


[SVN r28551]

libs/mpl

@@ -1 +1 @@
-Subproject commit 911659dfa30d0170a0068d28847a990066ea4d44
+Subproject commit eea4b8044028499dded7794bc26dab7d628df3d5