1 files changed, 58 insertions, 0 deletions
diff --git a/src/boost/libs/variant/test/issue53.cpp b/src/boost/libs/variant/test/issue53.cpp
new file mode 100644
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+++ b/src/boost/libs/variant/test/issue53.cpp
@@ -0,0 +1,58 @@
+//-----------------------------------------------------------------------------
+// boost-libs variant/test/issue53.cpp source file
+// See http://www.boost.org for updates, documentation, and revision history.
+//-----------------------------------------------------------------------------
+//
+// Copyright (c) 2019 Antony Polukhin
+//
+// 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)
+
+// Test case from https://github.com/boostorg/variant/issues/53
+
+#include <boost/variant.hpp>
+#include <boost/thread/lock_guard.hpp> // this line was causing problems on MSVC
+
+#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
+
+struct spanac {};
+
+struct ceapa{
+    double a,b;
+};
+
+typedef boost::variant<spanac, ceapa> var_t;
+
+struct visitor_t : public boost::static_visitor<bool> {
+    bool operator() (const spanac&) const {
+        return true;
+    }
+
+    bool operator() (const ceapa&) const {
+        return false;
+    }
+
+private:
+    double a, b;
+};
+
+var_t get(int k) {
+    if (k)
+        return spanac();
+    else
+        return ceapa();
+}
+
+int main(int argc, const char** argv) {
+    visitor_t v;
+
+    bool result = boost::apply_visitor(v, get(argc - 1));
+    (void)result;
+}
+
+#else // #ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
+
+int main() {}
+
+#endif // #ifndef BOOST_NO_CXX11_RVALUE_REFERENCES