1 files changed, 19 insertions, 0 deletions
diff --git a/libcxx/test/std/utilities/ratio/ratio.arithmetic/ratio_subtract.fail.cpp b/libcxx/test/std/utilities/ratio/ratio.arithmetic/ratio_subtract.fail.cpp
new file mode 100644
index 00000000000..b8831438833
--- /dev/null
+++ b/libcxx/test/std/utilities/ratio/ratio.arithmetic/ratio_subtract.fail.cpp
@@ -0,0 +1,19 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// test ratio_subtract
+
+#include <ratio>
+
+int main()
+{
+    typedef std::ratio<-0x7FFFFFFFFFFFFFFFLL, 1> R1;
+    typedef std::ratio<1, 1> R2;
+    typedef std::ratio_subtract<R1, R2>::type R;
+}