[PATCH] D120673: [demangler] Simplify SwapAndRestore

[Chuanqi Xu via Phabricator via llvm-commits]

ChuanqiXu accepted this revision.
ChuanqiXu added a comment.
This revision is now accepted and ready to land.

If `restoreNow` never gets called, the revision should be good.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D120673/new/

https://reviews.llvm.org/D120673