Add is_swappable/is_nothrow_swappable traits git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@267079 91177308-0d34-0410-b5e6-96231b3b80d8 
diff --git a/include/map b/include/map index d04b803..8dc84e7 100644 --- a/include/map +++ b/include/map 
@@ -162,7 +162,7 @@    void swap(map& m)  noexcept(allocator_traits<allocator_type>::is_always_equal::value && - __is_nothrow_swappable<key_compare>::value); // C++17 + is_nothrow_swappable<key_compare>::value); // C++17    // observers:  allocator_type get_allocator() const noexcept; @@ -357,7 +357,7 @@    void swap(multimap& m)  noexcept(allocator_traits<allocator_type>::is_always_equal::value && - __is_nothrow_swappable<key_compare>::value); // C++17 + is_nothrow_swappable<key_compare>::value); // C++17    // observers:  allocator_type get_allocator() const noexcept;