Imported Scudo Standalone changes:

  - c299d1981deaf822dfaa06c791f3158bd6801e20 scudo: Add initial memory tagging support. by Peter Collingbourne <peter@pcc.me.uk>

GitOrigin-RevId: c299d1981deaf822dfaa06c791f3158bd6801e20
Change-Id: I2df454496a1c25c38aeb96c98dcbcaecebd90756
10 files changed