Add warning to deprecated header boost/functional/detail/container_fwd.hpp.

Should have done this years ago, removing this header should make
modularization a tad bit cleaner.


[SVN r78533]

include/boost/functional/detail/container_fwd.hpp

@@ -1,11 +1,11 @@
 
-// Copyright 2005-2008 Daniel James.
+// Copyright 2005-2012 Daniel James.
 // Distributed under 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)
 
 // Forwarding header for container_fwd.hpp's new location.
-// This header is deprecated, I'll be adding a warning in a future release,
-// then converting it to an error and finally removing this header completely.
+// This header is deprecated, I'll change the warning to an error in a future
+// release, and then later remove the header completely.
 
 #if !defined(BOOST_FUNCTIONAL_DETAIL_CONTAINER_FWD_HPP)
 #define BOOST_FUNCTIONAL_DETAIL_CONTAINER_FWD_HPP
@@ -14,6 +14,14 @@
 # pragma once
 #endif
 
+#if defined(__EDG__)
+#elif defined(_MSC_VER) || defined(__BORLANDC__) || defined(__DMC__)
+#pragma message("Warning: boost/functional/detail/container_fwd.hpp is deprecated, use boost/detail/container_fwd.hpp instead.");
+#elif defined(__GNUC__) || defined(__HP_aCC) || \
+    defined(__SUNPRO_CC) || defined(__IBMCPP__)
+#warning "boost/functional/detail/container_fwd.hpp is deprecated, use boost/detail/container_fwd.hpp instead."
+#endif
+
 #include <boost/detail/container_fwd.hpp>
 
 #endif

test/Jamfile.v2

@@ -50,6 +50,7 @@ test-suite functional/hash
         [ run implicit_test.cpp ]
         [ run hash_no_ext_macro_1.cpp ]
         [ run hash_no_ext_macro_2.cpp ]
+        [ compile deprecated_container_fwd.cpp ]
     ;
 
 test-suite functional/hash_no_ext

test/deprecated_container_fwd.cpp

@@ -0,0 +1,14 @@
+
+// Copyright 2012 Daniel James.
+// Distributed under 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)
+
+#include <boost/functional/detail/container_fwd.hpp>
+
+typedef std::vector<int, std::allocator<int> > int_vector;
+
+#include <vector>
+
+int main() {
+    int_vector x;
+}