Fixes #34358

Change-Id: I3022ac88e1ad595dc72c0063852b8d4a1ec3f0ba
Reviewed-on: https://go-review.googlesource.com/c/go/+/196120
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Bryan C. Mills <bcmills@google.com>