rsc: test
rsc: test

Change-Id: I08dcb375534b4459bea91db46d446d4bb856b432
Reviewed-on: https://go-review.googlesource.com/95315
Run-TryBot: Russ Cox <5ad239cb8a44f659eaaee0aa1ea5b94947abe557@golang.org>
Reviewed-by: Russ Cox <5ad239cb8a44f659eaaee0aa1ea5b94947abe557@golang.org>

golang/scratch