Fixes #26923

Change-Id: I62fec814220ccdf7acd8d79a133d1add3f24cf98
Reviewed-on: https://go-review.googlesource.com/129137Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>