Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 31 insertions, 0 deletions

diff --git a/src/boost/libs/hana/example/type/basic_type.cpp b/src/boost/libs/hana/example/type/basic_type.cpp
new file mode 100644
index 000000000..e3104d655
--- /dev/null
+++ b/src/boost/libs/hana/example/type/basic_type.cpp
@@ -0,0 +1,31 @@
+// 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)
+
+#include <boost/hana/for_each.hpp>
+#include <boost/hana/tuple.hpp>
+#include <boost/hana/type.hpp>
+
+#include <boost/core/demangle.hpp>
+
+#include <cstdlib>
+#include <iostream>
+#include <string>
+namespace hana = boost::hana;
+
+
+// Using hana::type<T> as a parameter type wouldn't work, since it may be
+// a dependent type, in which case template argument deduction will fail.
+// Using hana::basic_type<T> is fine, since this one is guaranteed to be
+// a non dependent base of hana::type<T>.
+template <typename T>
+std::string const& name_of(hana::basic_type<T>) {
+    static std::string name = boost::core::demangle(typeid(T).name());
+    return name;
+}
+
+int main() {
+    hana::for_each(hana::tuple_t<int, char, void, std::string>, [](auto type) {
+        std::cout << name_of(type) << std::endl;
+    });
+}