[libcxx-commits] [libcxx] [libc++] Implement LWG3528 (`make_from_tuple` can perform (the equivalent of) a C-style cast) (PR #85263)

[A. Jiang via libcxx-commits]

================
@@ -0,0 +1,46 @@
+//===----------------------------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+// UNSUPPORTED: c++03, c++11, c++14
----------------
frederick-vs-ja wrote:

Note that it is not conforming to add an additional default argument to `std::make_from_tuple`, see [[global.functions]/3](https://eel.is/c++draft/global.functions#3).

https://github.com/llvm/llvm-project/pull/85263