1 files changed, 79 insertions, 0 deletions
diff --git a/src/boost/libs/lambda2/test/project.cpp b/src/boost/libs/lambda2/test/project.cpp
new file mode 100644
index 000000000..4971e387f
--- /dev/null
+++ b/src/boost/libs/lambda2/test/project.cpp
@@ -0,0 +1,79 @@
+// Copyright 2021 Peter Dimov
+// Distributed under the Boost Software License, Version 1.0.
+// https://www.boost.org/LICENSE_1_0.txt
+
+#include <boost/lambda2.hpp>
+#include <boost/core/lightweight_test.hpp>
+#include <utility>
+
+struct X
+{
+    int m1;
+    int m2;
+
+    int f1() const
+    {
+        return m1;
+    }
+
+    int& f2()
+    {
+        return m2;
+    }
+};
+
+int main()
+{
+    using namespace boost::lambda2;
+
+    {
+        X const x{ 1, 2 };
+
+        BOOST_TEST_EQ( (_1->*&X::m1)( x ), 1 );
+        BOOST_TEST_EQ( (_1->*&X::m2)( x ), 2 );
+        BOOST_TEST_EQ( (_1->*&X::f1)( x ), 1 );
+    }
+
+    {
+        X x{ 0, 0 };
+
+        BOOST_TEST_EQ( (_1->*&X::m1)( x ), 0 );
+        BOOST_TEST_EQ( (_1->*&X::m2)( x ), 0 );
+        BOOST_TEST_EQ( (_1->*&X::f1)( x ), 0 );
+        BOOST_TEST_EQ( (_1->*&X::f2)( x ), 0 );
+
+#if defined(_LIBCPP_VERSION)
+
+        // https://bugs.llvm.org/show_bug.cgi?id=51753
+        using std::placeholders::_1;
+
+#endif
+
+        BOOST_TEST_EQ( (_1->*&X::m1 += 1)( x ), 1 );
+        BOOST_TEST_EQ( (_1->*&X::m2 += 2)( x ), 2 );
+
+        BOOST_TEST_EQ( (_1->*&X::f1)( x ), 1 );
+        BOOST_TEST_EQ( (_1->*&X::f2)( x ), 2 );
+
+        BOOST_TEST_EQ( (_1->*&X::f2 += 3)( x ), 5 );
+    }
+
+    {
+        std::pair<int, int> const x( 1, 2 );
+
+        BOOST_TEST_EQ( (_1->*&std::pair<int, int>::first)( x ), 1 );
+        BOOST_TEST_EQ( (_1->*&std::pair<int, int>::second)( x ), 2 );
+
+#if defined(_LIBCPP_VERSION)
+
+        // https://bugs.llvm.org/show_bug.cgi?id=51753
+        using std::placeholders::_1;
+
+#endif
+
+        BOOST_TEST_EQ( (_1->*first)( x ), 1 );
+        BOOST_TEST_EQ( (_1->*second)( x ), 2 );
+    }
+
+    return boost::report_errors();
+}