[PATCH] D75312: [DFSan] Add flag to insert event callbacks.

[Matt Morehouse via Phabricator via llvm-commits]

morehouse created this revision.
morehouse added reviewers: pcc, vitalybuka.
Herald added subscribers: Sanitizers, hiraditya.
Herald added projects: Sanitizers, LLVM.

For now just insert the callback for stores, similar to how MSan tracks
origins.  In the future we may want to add callbacks for loads, memcpy,
function calls, CMPs, etc.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D75312

Files:
  compiler-rt/test/dfsan/event_callbacks.c
  llvm/lib/Transforms/Instrumentation/DataFlowSanitizer.cpp

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