[PATCH] D46998: [XRay][compiler-rt] Limit reliance on C++ ABI features

[Dean Michael Berris via Phabricator via llvm-commits]

dberris updated this revision to Diff 147550.
dberris marked an inline comment as done.
dberris added a comment.

- fixup: Use atomic_exchange for signal-safety


https://reviews.llvm.org/D46998

Files:
  compiler-rt/lib/xray/xray_basic_logging.cc
  compiler-rt/lib/xray/xray_fdr_logging.cc
  compiler-rt/lib/xray/xray_fdr_logging_impl.h
  compiler-rt/test/xray/TestCases/Posix/c-test.cc

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