[all-commits] [llvm/llvm-project] 3b217f: [libc++] Implement `operator<=>` for `shared_ptr`

[Adrian Vogelsgesang via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 3b217f2f127ebf5da5b87485dd9bc33ae1a66427
      https://github.com/llvm/llvm-project/commit/3b217f2f127ebf5da5b87485dd9bc33ae1a66427
  Author: Adrian Vogelsgesang <avogelsgesang at salesforce.com>
  Date:   2022-08-03 (Wed, 03 Aug 2022)

  Changed paths:
    M libcxx/docs/Status/Cxx2bIssues.csv
    M libcxx/docs/Status/SpaceshipProjects.csv
    M libcxx/include/__memory/shared_ptr.h
    M libcxx/include/memory
    A libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.cmp/cmp.pass.cpp
    M libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.cmp/cmp_nullptr.pass.cpp
    R libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.cmp/eq.pass.cpp
    R libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.cmp/lt.pass.cpp

  Log Message:
  -----------
  [libc++] Implement `operator<=>` for `shared_ptr`

Implements part of:

* P1614R2 The Mothership has Landed

Fixes LWG3427

Reviewed By: #libc, Mordante

Differential Revision: https://reviews.llvm.org/D130852