[libcxx] r254286 - Missing file from last commit

[Marshall Clow via cfe-commits]

Author: marshall
Date: Sun Nov 29 23:04:48 2015
New Revision: 254286

URL: http://llvm.org/viewvc/llvm-project?rev=254286&view=rev
Log:
Missing file from last commit

Modified:
    libcxx/trunk/include/ratio

Modified: libcxx/trunk/include/ratio
URL: 
http://llvm.org/viewvc/llvm-project/libcxx/trunk/include/ratio?rev=254286&r1=254285&r2=254286&view=diff
==============================================================================
--- libcxx/trunk/include/ratio (original)
+++ libcxx/trunk/include/ratio Sun Nov 29 23:04:48 2015
@@ -62,6 +62,19 @@ typedef ratio<      1000000000000000000,
 typedef ratio<   1000000000000000000000, 1> zetta;  // not supported
 typedef ratio<1000000000000000000000000, 1> yotta;  // not supported
 
+  // 20.11.5, ratio comparison
+  template <class R1, class R2> constexpr bool ratio_equal_v
+    = ratio_equal<R1, R2>::value;                                       // 
C++17
+  template <class R1, class R2> constexpr bool ratio_not_equal_v
+    = ratio_not_equal<R1, R2>::value;                                   // 
C++17
+  template <class R1, class R2> constexpr bool ratio_less_v
+    = ratio_less<R1, R2>::value;                                        // 
C++17
+  template <class R1, class R2> constexpr bool ratio_less_equal_v
+    = ratio_less_equal<R1, R2>::value;                                  // 
C++17
+  template <class R1, class R2> constexpr bool ratio_greater_v
+    = ratio_greater<R1, R2>::value;                                     // 
C++17
+  template <class R1, class R2> constexpr bool ratio_greater_equal_v
+    = ratio_greater_equal<R1, R2>::value;                               // 
C++17
 }
 */
 
@@ -485,6 +498,26 @@ struct __ratio_gcd
                   __static_lcm<_R1::den, _R2::den>::value> type;
 };
 
+#if _LIBCPP_STD_VER > 14 && !defined(_LIBCPP_HAS_NO_VARIABLE_TEMPLATES)
+template <class _R1, class _R2> _LIBCPP_CONSTEXPR bool ratio_equal_v
+    = ratio_equal<_R1, _R2>::value;
+
+template <class _R1, class _R2> _LIBCPP_CONSTEXPR bool ratio_not_equal_v
+    = ratio_not_equal<_R1, _R2>::value;
+
+template <class _R1, class _R2> _LIBCPP_CONSTEXPR bool ratio_less_v
+    = ratio_less<_R1, _R2>::value;
+
+template <class _R1, class _R2> _LIBCPP_CONSTEXPR bool ratio_less_equal_v
+    = ratio_less_equal<_R1, _R2>::value;
+
+template <class _R1, class _R2> _LIBCPP_CONSTEXPR bool ratio_greater_v
+    = ratio_greater<_R1, _R2>::value;
+
+template <class _R1, class _R2> _LIBCPP_CONSTEXPR bool ratio_greater_equal_v
+    = ratio_greater_equal<_R1, _R2>::value;
+#endif
+
 _LIBCPP_END_NAMESPACE_STD
 
 #endif  // _LIBCPP_RATIO


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