From 51072bd6bf79ef2bc6a922079bff57c31c1effbc Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Sat, 23 Jul 2016 20:47:26 +0000
Subject: Vendor import of libc++ release_39 branch r276489:
 https://llvm.org/svn/llvm-project/libcxx/branches/release_39@276489

---
 .../thread.thread.member/native_handle.pass.cpp    | 54 ++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 test/libcxx/thread/thread.threads/thread.thread.class/thread.thread.member/native_handle.pass.cpp

(limited to 'test/libcxx/thread/thread.threads/thread.thread.class/thread.thread.member/native_handle.pass.cpp')

diff --git a/test/libcxx/thread/thread.threads/thread.thread.class/thread.thread.member/native_handle.pass.cpp b/test/libcxx/thread/thread.threads/thread.thread.class/thread.thread.member/native_handle.pass.cpp
new file mode 100644
index 000000000000..c8807a965c44
--- /dev/null
+++ b/test/libcxx/thread/thread.threads/thread.thread.class/thread.thread.member/native_handle.pass.cpp
@@ -0,0 +1,54 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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: libcpp-has-no-threads
+
+// <thread>
+
+// class thread
+
+// native_handle_type native_handle();
+
+#include <thread>
+#include <new>
+#include <cstdlib>
+#include <cassert>
+
+class G
+{
+    int alive_;
+public:
+    static int n_alive;
+    static bool op_run;
+
+    G() : alive_(1) {++n_alive;}
+    G(const G& g) : alive_(g.alive_) {++n_alive;}
+    ~G() {alive_ = 0; --n_alive;}
+
+    void operator()()
+    {
+        assert(alive_ == 1);
+        assert(n_alive >= 1);
+        op_run = true;
+    }
+};
+
+int G::n_alive = 0;
+bool G::op_run = false;
+
+int main()
+{
+    {
+        G g;
+        std::thread t0(g);
+        pthread_t pid = t0.native_handle();
+        assert(pid != 0);
+        t0.join();
+    }
+}
-- 
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