Fixes golang/go#11603 Change-Id: I019af73f5e036b47b8bd6c4a5541c06b97b44f11 Reviewed-on: https://go-review.googlesource.com/11866 Reviewed-by: Andrew Gerrand <adg@golang.org>
See https://groups.google.com/d/msg/Golang-nuts/AoVxQ4bB5XQ/i8kpMxdbVlEJ R=hanwen CC=golang-codereviews https://golang.org/cl/86190043