Added an example of @FixedSize union

Bug: 206496560
Test: atest fmq_test fmq_unit_test
Change-Id: I1343356e9bd41d75c6a71fa970d6b1dc5e216f3f
3 files changed
tree: dd6725cd3e27d07ea75d46d5f20c0a776303a1e7
  1. base/
  2. benchmarks/
  3. fuzzer/
  4. include/
  5. tests/
  6. Android.bp
  7. EventFlag.cpp
  8. FmqInternal.cpp
  9. OWNERS
  10. PREUPLOAD.cfg
  11. TEST_MAPPING