1 files changed, 38 insertions, 0 deletions
diff --git a/src/boost/libs/conversion/test/implicit_cast.cpp b/src/boost/libs/conversion/test/implicit_cast.cpp
new file mode 100644
index 000000000..eaca42a83
--- /dev/null
+++ b/src/boost/libs/conversion/test/implicit_cast.cpp
@@ -0,0 +1,38 @@
+// Copyright David Abrahams 2003.
+// 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/implicit_cast.hpp>
+#include <boost/detail/lightweight_test.hpp>
+#include <boost/type.hpp>
+using boost::implicit_cast;
+using boost::type;
+
+template <class T>
+type<T> check_return(T) { return type<T>(); }
+
+struct foo
+{
+    foo(char const*) {}
+    operator long() const { return 0; }
+};
+
+typedef type<long> long_type;
+typedef type<foo> foo_type;
+
+int main()
+{
+    type<long> x = check_return(boost::implicit_cast<long>(1));
+    BOOST_TEST(boost::implicit_cast<long>(1) == 1L);
+
+    type<foo> f = check_return(boost::implicit_cast<foo>("hello"));
+    type<long> z = check_return(boost::implicit_cast<long>(foo("hello")));
+
+    // warning suppression:
+    (void)x;
+    (void)f;
+    (void)z;
+
+    return boost::report_errors();
+}