[PATCH] D84215: [DFSan] Handle fast16labels for all API functions.

[Matt Morehouse via Phabricator via llvm-commits]

morehouse created this revision.
morehouse added reviewers: kcc, vitalybuka, pcc.
Herald added subscribers: Sanitizers, jfb.
Herald added a project: Sanitizers.

Support fast16labels in all functions from sanitizer/dfsan_interface.h,
except fail when `dfsan_get_label_info` is called on a non-base label
since we don't create metadata for union labels in fast16labels mode.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D84215

Files:
  compiler-rt/lib/dfsan/dfsan.cpp
  compiler-rt/test/dfsan/fast16labels.c

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