[all-commits] [llvm/llvm-project] d8f3cd: [libcxx] Implement three-way comparison for std::r...

[Mikhail Maltsev via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: d8f3cdfed03fe73c152d7fbf509f34f4b502f384
      https://github.com/llvm/llvm-project/commit/d8f3cdfed03fe73c152d7fbf509f34f4b502f384
  Author: Mikhail Maltsev <mikhail.maltsev at arm.com>
  Date:   2021-11-26 (Fri, 26 Nov 2021)

  Changed paths:
    M libcxx/include/__iterator/reverse_iterator.h
    A libcxx/test/std/iterators/predef.iterators/reverse.iterators/reverse.iter.cmp/three-way.pass.cpp

  Log Message:
  -----------
  [libcxx] Implement three-way comparison for std::reverse_iterator

This patch implements operator<=> for std::reverse_iterator and
also adds a test that checks that three-way comparison of different
instantiations of std::reverse_iterator works as expected (related to
D113417).

Reviewed By: ldionne, Quuxplusone, #libc

Differential Revision: https://reviews.llvm.org/D113695