Apply LWG 2021. This is only a documentation change. Also bringing c++1y status page up to date. git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@191141 91177308-0d34-0410-b5e6-96231b3b80d8 
diff --git a/include/future b/include/future index 9c4c70d..334eaeb 100644 --- a/include/future +++ b/include/future 
@@ -309,11 +309,11 @@  };    template <class F, class... Args> - future<typename result_of<F(Args...)>::type> + future<typename result_of<typename decay<F>::type(typename decay<Args>::type...)>::type>  async(F&& f, Args&&... args);    template <class F, class... Args> - future<typename result_of<F(Args...)>::type> + future<typename result_of<typename decay<F>::type(typename decay<Args>::type...)>::type>  async(launch policy, F&& f, Args&&... args);    template <class> class packaged_task; // undefined