stabilize build system: depends, installer, boost/bdb fixes, cross targets groundwork

2026-02-24 18:38:47 +00:00
parent da8c28aaeb
commit 65cb2619a7
13106 changed files with 2484322 additions and 1804 deletions
@@ -0,0 +1,33 @@
+/*!
+@file
+Defines `boost::hana::detail::wrong`.
+
+@copyright Louis Dionne 2013-2017
+Distributed under the Boost Software License, Version 1.0.
+(See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
+ */
+
+#ifndef BOOST_HANA_DETAIL_WRONG_HPP
+#define BOOST_HANA_DETAIL_WRONG_HPP
+
+#include <boost/hana/config.hpp>
+
+#include <type_traits>
+
+
+BOOST_HANA_NAMESPACE_BEGIN namespace detail {
+    //! @ingroup group-detail
+    //! Equivalent to a type-dependent `std::false_type`.
+    //!
+    //! This is useful for making a static assertion that would otherwise
+    //! always fire up dependent on some template parameters.
+    //!
+    //!
+    //! Example
+    //! -------
+    //! @include example/detail/wrong.cpp
+    template <typename ...>
+    struct wrong : std::false_type { };
+} BOOST_HANA_NAMESPACE_END
+
+#endif // !BOOST_HANA_DETAIL_WRONG_HPP