tree fefd66dca56763e631a8298c8c46a1c0f9cc76e1
parent 5edb328e81955c62f465a6da050604dcc901519f
author David Neto <dneto@google.com> 1603977645 -0400
committer GitHub <noreply@github.com> 1603977645 -0400
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Avoid copying a ref in a loop (#4000)

Avoid triggering a warning from newer Clang, which turns into an error
on macOS.