Boost.Range merge from trunk to release.

This is motivated by the need to correct the istream_range, to correct the adaptors.hpp header file, and correct the return types of various range algorithms.

[SVN r61517]

test/pointer_as_iterator.cpp

@@ -0,0 +1,39 @@
+// Boost.Range library
+//
+//  Copyright Neil Groves 2010. Use, modification and
+//  distribution is 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)
+//
+//
+// For more information, see http://www.boost.org/libs/range/
+//
+#include <boost/range/iterator_range.hpp>
+#include <boost/range/begin.hpp>
+#include <boost/range/end.hpp>
+#include <boost/array.hpp>
+#include <boost/test/test_tools.hpp>
+#include <boost/test/unit_test.hpp>
+#include <iostream>
+#include <vector>
+
+namespace
+{
+    void test_pointer_as_iterator()
+    {
+        boost::array<int,3> arr;
+        boost::iterator_range<const int*> r(arr.begin(), arr.end());
+        r[0];
+    }
+} // anonymous namespace
+
+boost::unit_test::test_suite*
+init_unit_test_suite(int argc, char* argv[])
+{
+    boost::unit_test::test_suite* test
+        = BOOST_TEST_SUITE( "RangeTestSuite.pointer_as_iterator" );
+
+    test->add(BOOST_TEST_CASE( &test_pointer_as_iterator ));
+
+    return test;
+}