tree ece8fa59f5af906c15e7d42e359670c36bd564a5
parent ace22c7c3a8bbafc6bd1df6394a68c489eabf6e1
author Vitaly Buka <vitalybuka@google.com> 1625109761 -0700
committer Christopher Ferris <cferris@google.com> 1626126899 -0700

[scudo] Untag BlockEnd in reallocate

If we get here from reallocate, BlockEnd is tagged. Then we
will storeTag(UntaggedEnd) into the header of the next chunk.

Luckily header tag is 0 so unpatched code still works.

Reviewed By: pcc

Differential Revision: https://reviews.llvm.org/D105261

GitOrigin-RevId: fe30963600ea579d4046c9a92c6e38cc2be0e9a2
Change-Id: Idfbf127080f09a2a111741f60efa5422414c2009