1 files changed, 23 insertions, 0 deletions
diff --git a/libcxx/test/std/atomics/atomics.flag/copy_ctor.fail.cpp b/libcxx/test/std/atomics/atomics.flag/copy_ctor.fail.cpp
new file mode 100644
index 00000000000..8d6a8653753
--- /dev/null
+++ b/libcxx/test/std/atomics/atomics.flag/copy_ctor.fail.cpp
@@ -0,0 +1,23 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <atomic>
+
+// struct atomic_flag
+
+// atomic_flag(const atomic_flag&) = delete;
+
+#include <atomic>
+#include <cassert>
+
+int main()
+{
+    std::atomic_flag f0;
+    std::atomic_flag f(f0);
+}