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{
  "commit": "3d85029503b16a8f1dde1349cc15f669f6f820e8",
  "tree": "a5973288c1a842b4bd86a3930d6e1485063d6909",
  "parents": [
    "239c70ec62385295135e8646d1f340180833de9b"
  ],
  "author": {
    "name": "Louis Dionne",
    "email": "ldionne@apple.com",
    "time": "Tue Sep 24 20:18:54 2019 +0000"
  },
  "committer": {
    "name": "Louis Dionne",
    "email": "ldionne@apple.com",
    "time": "Tue Sep 24 20:18:54 2019 +0000"
  },
  "message": "[libc++] Implement LWG 2510\n\nSummary:\nLWG2510 makes tag types like allocator_arg_t explicitly default\nconstructible instead of implicitly default constructible. It also\nmakes the constructors for std::pair and std::tuple conditionally\nexplicit based on the explicit-ness of the default constructibility\nfor the pair/tuple\u0027s elements.\n\nReviewers: mclow.lists, EricWF\n\nSubscribers: christof, jkorous, dexonsmith, libcxx-commits\n\nTags: #libc\n\nDifferential Revision: https://reviews.llvm.org/D65161\n\ngit-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@372777 91177308-0d34-0410-b5e6-96231b3b80d8\n",
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