D7656: rust-index: make it possible to clone the struct referencing the C index

[indygreg (Gregory Szorc)]

This revision now requires changes to proceed.
indygreg added a comment.
indygreg requested changes to this revision.


  This patch needs to be rebased on top of D7543 <https://phab.mercurial-scm.org/D7543> because it can't compile with its changes.

REPOSITORY
  rHG Mercurial

CHANGES SINCE LAST ACTION
  https://phab.mercurial-scm.org/D7656/new/

REVISION DETAIL
  https://phab.mercurial-scm.org/D7656

To: marmoute, #hg-reviewers, Alphare, indygreg
Cc: durin42, kevincox, mercurial-devel