[all-commits] [llvm/llvm-project] e17ec8: [libc++] Make charconv require C++17 or later.

[mordante via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: e17ec8e9baa81d82cb1dde612b760dec72663d7b
      https://github.com/llvm/llvm-project/commit/e17ec8e9baa81d82cb1dde612b760dec72663d7b
  Author: Mark de Wever <koraq at xs4all.nl>
  Date:   2022-10-08 (Sat, 08 Oct 2022)

  Changed paths:
    M libcxx/docs/ReleaseNotes.rst
    M libcxx/include/__charconv/chars_format.h
    M libcxx/include/__charconv/from_chars_result.h
    M libcxx/include/__charconv/tables.h
    M libcxx/include/__charconv/to_chars_base_10.h
    M libcxx/include/__charconv/to_chars_result.h
    M libcxx/include/charconv
    M libcxx/test/std/utilities/charconv/charconv.from.chars/integral.bool.fail.cpp
    M libcxx/test/std/utilities/charconv/charconv.from.chars/integral.pass.cpp
    M libcxx/test/std/utilities/charconv/charconv.from.chars/integral.roundtrip.pass.cpp
    M libcxx/test/std/utilities/charconv/charconv.syn/chars_format.pass.cpp
    M libcxx/test/std/utilities/charconv/charconv.to.chars/integral.bool.fail.cpp
    M libcxx/test/std/utilities/charconv/charconv.to.chars/integral.pass.cpp

  Log Message:
  -----------
  [libc++] Make charconv require C++17 or later.

Implementing the paper
P2291R3 Add Constexpr Modifiers to Functions to_chars and from_chars for
        Integral Types in <charconv> Header

Gives issues in language versions prior to C++17. As suggested in
D131855 disable the code prior to C++17. This removes libc++'s
extension.

Reviewed By: ldionne, #libc_vendors, #libc, philnik

Differential Revision: https://reviews.llvm.org/D133216