tree c0baf9cf73bbdcaa6d7a2243d05d6f21ada1e521
parent e5e910fdb360fc59b6b925595a70d683578e4d98
author Peter Collingbourne <peter@pcc.me.uk> 1588290137 -0700
committer Copybara-Service <copybara-worker@google.com> 1598597900 -0700

scudo: Exclude previous tag when retagging freed memory.

This means that immediate use after free will be detected 100% of
the time.

Differential Revision: https://reviews.llvm.org/D79216

GitOrigin-RevId: 8fac07a12adcd968cd4b6a1c1067e4596ad40b1a