[PATCH] D50080: [Support] Use atomics in DebugCounter to silence TSAN

[Ilya Biryukov via Phabricator via llvm-commits]

ilya-biryukov created this revision.
ilya-biryukov added reviewers: bkramer, zhizhouy, gbiv, davide.
Herald added a reviewer: george.burgess.iv.
Herald added a subscriber: jfb.

Note that the change does not aim to define semantics of DebugCounter
for multi-threaded code.


Repository:
  rL LLVM

https://reviews.llvm.org/D50080

Files:
  include/llvm/Support/DebugCounter.h
  unittests/Support/DebugCounterTest.cpp

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