Added unit test to make sure that Visual C++ 7.1 ICE reported by Ralf W. Grosse-Kunstleve (Boost Developers mailing list, subject "utility/value_init.hpp: VC 7.1 ICE & workaround") will not occur anymore.

[SVN r39309]

libs/utility

@@ -1 +1 @@
-Subproject commit 3bb2568fad345116afccbf23aaaf6c556e77c121
+Subproject commit 8f03aeac4ebeebef3cb53a75be6b0d6f15dba2c2