Merge interlinked changes in config, type_traits and TR1 libraries.

[SVN r56678]

test/boost_no_function_template_default_args.ipp

@@ -0,0 +1,38 @@
+//  (C) Copyright Mathias Gaunard 2009. 
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.
+
+//  MACRO:         BOOST_NO_FUNCTION_TEMPLATE_DEFAULT_ARGS
+//  TITLE:         Default template arguments for function templates
+//  DESCRIPTION:   Default template arguments for function templates are not supported.
+
+namespace boost_no_function_template_default_args
+{
+
+template<typename T = int>
+T foo()
+{
+    return 0;
+}
+
+template<typename T, typename U>
+bool is_same(T, U)
+{
+    return false;
+}
+
+template<typename T>
+bool is_same(T, T)
+{
+    return true;
+}
+
+int test()
+{
+   return !is_same(foo<>(), 0) || is_same(foo<>(), 0L);
+}
+
+} // namespace boost_no_function_template_default_args