[libcxx-commits] [PATCH] D62233: General shared_ptr cleanup

[Zoe Carver via Phabricator via libcxx-commits]

zoecarver created this revision.
zoecarver added reviewers: mclow.lists, EricWF, ldionne, howard.hinnant.
Herald added subscribers: libcxx-commits, dexonsmith.

This patch applies some general cleanup to `shared_ptr` and its implementation structures:

- stop using compressed_pair to store objects.
- implement `__allocate_shared` to reduce duplicate code.
- remove `_LIBCPP_HAS_NO_VARIADICS`. I don't think it is necessary, but I can add it back if it is.


Repository:
  rCXX libc++

https://reviews.llvm.org/D62233

Files:
  include/memory
  test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.create/make_shared.protected.fail.cpp

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