From 33c2c02e250d1bbbe762980ba0b4e83a94615f97 Mon Sep 17 00:00:00 2001
From: Jonathan Roelofs <jonathan@codesourcery.com>
Date: Mon, 27 Oct 2014 22:39:19 +0000
Subject: [PATCH] Test that the single-threaded lit feature is available iff
 the corresponding guard is #defined

http://reviews.llvm.org/D6006

llvm-svn: 220729
---
 .../atomics/libcpp-has-no-threads.pass.cpp     | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 libcxx/test/atomics/libcpp-has-no-threads.pass.cpp

diff --git a/libcxx/test/atomics/libcpp-has-no-threads.pass.cpp b/libcxx/test/atomics/libcpp-has-no-threads.pass.cpp
new file mode 100644
index 000000000000..9c0cccbda380
--- /dev/null
+++ b/libcxx/test/atomics/libcpp-has-no-threads.pass.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.
+//
+//===----------------------------------------------------------------------===//
+// XFAIL: libcpp-has-no-threads
+
+#ifdef _LIBCPP_HAS_NO_THREADS
+#error This should be XFAIL'd for the purpose of detecting that the LIT feature\
+ 'libcpp-has-no-threads' is available iff _LIBCPP_HAS_NO_THREADS is defined
+#endif
+
+int main()
+{
+}