1 files changed, 32 insertions, 0 deletions
diff --git a/libcxx/test/std/experimental/optional/optional.object/optional.object.observe/bool.pass.cpp b/libcxx/test/std/experimental/optional/optional.object/optional.object.observe/bool.pass.cpp
new file mode 100644
index 00000000000..a3724375cf4
--- /dev/null
+++ b/libcxx/test/std/experimental/optional/optional.object/optional.object.observe/bool.pass.cpp
@@ -0,0 +1,32 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <optional>
+
+// constexpr explicit optional<T>::operator bool() const noexcept;
+
+#include <experimental/optional>
+#include <type_traits>
+#include <cassert>
+
+int main()
+{
+#if _LIBCPP_STD_VER > 11
+    using std::experimental::optional;
+
+    {
+        constexpr optional<int> opt;
+        static_assert(!opt, "");
+    }
+    {
+        constexpr optional<int> opt(0);
+        static_assert(opt, "");
+    }
+#endif  // _LIBCPP_STD_VER > 11
+}