[all-commits] [llvm/llvm-project] 347a65: [libc++][format] Fixes invalid usage of m type.

[Mark de Wever via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 347a65a16493f00ee3eaeaeaf11d3611c62343eb
      https://github.com/llvm/llvm-project/commit/347a65a16493f00ee3eaeaeaf11d3611c62343eb
  Author: Mark de Wever <koraq at xs4all.nl>
  Date:   2023-03-07 (Tue, 07 Mar 2023)

  Changed paths:
    M libcxx/include/__format/concepts.h
    M libcxx/test/std/utilities/format/format.range/format.range.fmtset/format.functions.tests.h
    M libcxx/test/std/utilities/format/format.range/format.range.formatter/format.functions.tests.h

  Log Message:
  -----------
  [libc++][format] Fixes invalid usage of m type.

The m type in a range formatter may only be used when a pair or a tuple
with two elements is used. This was not correctly validated as reported
in llvm.org/PR60995.

Reviewed By: ldionne, #libc

Differential Revision: https://reviews.llvm.org/D145309