1 files changed, 18 insertions, 0 deletions
diff --git a/libcxx/test/libcxx/experimental/utilities/optional/use_header_warning.fail.cpp b/libcxx/test/libcxx/experimental/utilities/optional/use_header_warning.fail.cpp
new file mode 100644
index 00000000000..1711d2f0374
--- /dev/null
+++ b/libcxx/test/libcxx/experimental/utilities/optional/use_header_warning.fail.cpp
@@ -0,0 +1,18 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// REQUIRES: verify-support
+
+// <experimental/optional>
+
+#include <experimental/optional>
+
+// expected-error@experimental/optional:* {{"<experimental/optional> has been removed. Use <optional> instead."}}
+
+int main() {}