cmcstl2 library updated to 2019.08.07

src/include/units/bits/concepts.h

@@ -27,8 +27,8 @@
 namespace std::experimental::units {
 
   template<typename T>
-  concept bool Number = std::Regular<T> &&
-      std::StrictTotallyOrdered<T> &&
+  concept bool Number = std::regular<T> &&
+      std::totally_ordered<T> &&
       requires(T a, T b) {
         { a + b } -> T;
         { a - b } -> T;
@@ -41,6 +41,6 @@ namespace std::experimental::units {
         { a /= b } -> T&;
         { T{0} };// can construct a T from a zero
         // …
-  } ;
+  };
 
 }  // namespace std::experimental::units

src/include/units/bits/downcasting.h

@@ -37,7 +37,7 @@ namespace std::experimental::units {
       requires {
         typename T::base_type;
       } &&
-      std::DerivedFrom<T, downcast_base<typename T::base_type>>;
+      std::derived_from<T, downcast_base<typename T::base_type>>;
 
   template<Downcastable T>
   using downcast_from = T::base_type;

src/include/units/bits/hacks.h

@@ -39,11 +39,10 @@ namespace std {
 #endif // UNITS_HAS_STD_TYPE_IDENTITY
 
   // concepts
-  using experimental::ranges::Same;
-  using experimental::ranges::Integral;
-  using experimental::ranges::DerivedFrom;
-  using experimental::ranges::Regular;
-  using experimental::ranges::StrictTotallyOrdered;
-  using experimental::ranges::ConvertibleTo;
+  using experimental::ranges::same_as;
+  using experimental::ranges::derived_from;
+  using experimental::ranges::regular;
+  using experimental::ranges::totally_ordered;
+  using experimental::ranges::convertible_to;
 
 }