From 53a420fba21cf1644972b34dcd811a43cdb8368d Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Mon, 2 Jan 2017 19:18:58 +0000
Subject: Vendor import of libc++ trunk r290819:
 https://llvm.org/svn/llvm-project/libcxx/trunk@290819

---
 .../func.wrap/func.wrap.func/derive_from.pass.cpp  | 29 ++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 test/std/utilities/function.objects/func.wrap/func.wrap.func/derive_from.pass.cpp

(limited to 'test/std/utilities/function.objects/func.wrap/func.wrap.func/derive_from.pass.cpp')

diff --git a/test/std/utilities/function.objects/func.wrap/func.wrap.func/derive_from.pass.cpp b/test/std/utilities/function.objects/func.wrap/func.wrap.func/derive_from.pass.cpp
new file mode 100644
index 0000000000000..5bdf9e98e897a
--- /dev/null
+++ b/test/std/utilities/function.objects/func.wrap/func.wrap.func/derive_from.pass.cpp
@@ -0,0 +1,29 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// UNSUPPORTED: c++98, c++03
+// REQUIRES-ANY: c++11, c++14
+
+// <functional>
+
+// See https://llvm.org/bugs/show_bug.cgi?id=20002
+
+#include <functional>
+#include <type_traits>
+
+#include "test_macros.h"
+
+using Fn = std::function<void()>;
+struct S : public std::function<void()> { using function::function; };
+
+int main() {
+    S s( [](){} );
+    S f1( s );
+    S f2(std::allocator_arg, std::allocator<int>{}, s);
+}
-- 
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