0ff0cc1229
And add unit testing of do statements. Change-Id: I976780a400cbd852f71d915f1c67b5433ba8807c Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/113267 Reviewed-by: Konstantin Shcheglov <scheglov@google.com> Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>