Merge to upstream r225300.

Change-Id: I2b23715db9ac129ff80aa78ad5824db0a4d6fbb3

test/std/utilities/ratio/ratio.ratio/ratio2.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:  the absolute values of the template arguments N and D
+//               shall be representable by type intmax_t.
+
+#include <ratio>
+#include <cstdint>
+
+int main()
+{
+    const std::intmax_t t1 = std::ratio<0x8000000000000000ULL, 1>::num;
+}