Deprecation message for phasing out C++03 support

boostorg · Jul 17, 2023 · 724f918 · 724f918
1 parent ed937cb
commit 724f918
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diff --git a/include/boost/icl/detail/requires_cxx11.hpp b/include/boost/icl/detail/requires_cxx11.hpp
@@ -0,0 +1,22 @@
+#ifndef BOOST_ICL_DETAIL_REQUIRES_CXX11_HPP_INCLUDED
+#define BOOST_ICL_DETAIL_REQUIRES_CXX11_HPP_INCLUDED
+
+// Copyright 2023 Peter Dimov
+// Distributed under the Boost Software License, Version 1.0.
+// https://www.boost.org/LICENSE_1_0.txt
+
+#include <boost/config.hpp>
+#include <boost/config/pragma_message.hpp>
+
+#if defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) || \
+    defined(BOOST_NO_CXX11_RVALUE_REFERENCES) || \
+    defined(BOOST_NO_CXX11_DECLTYPE) || \
+    defined(BOOST_NO_CXX11_CONSTEXPR) || \
+    defined(BOOST_NO_CXX11_NOEXCEPT) || \
+    defined(BOOST_NO_CXX11_HDR_RATIO)
+
+BOOST_PRAGMA_MESSAGE("C++03 support is deprecated in Boost.Icl 1.84 and will be removed in Boost.Icl 1.86.")
+
+#endif
+
+#endif // #ifndef BOOST_ICL_DETAIL_REQUIRES_CXX11_HPP_INCLUDED
diff --git a/include/boost/icl/impl_config.hpp b/include/boost/icl/impl_config.hpp
@@ -9,6 +9,7 @@ Copyright (c) 2009-2011: Joachim Faulhaber
 #ifndef  BOOST_ICL_IMPL_CONFIG_HPP_JOFA_091225
 #define  BOOST_ICL_IMPL_CONFIG_HPP_JOFA_091225
 
+#include <boost/icl/detail/requires_cxx11.hpp>
 #include <boost/icl/detail/boost_config.hpp>
 
 /*-----------------------------------------------------------------------------+