e05ad3ae9d
In order to do this, I split the test into two: * many test cases were concerned with type promotion which only seemed to pertain to pre-null safe code. * some code could not be made valid in both null safe and pre-null safe environments. Bug: https://github.com/dart-lang/sdk/issues/44666 Change-Id: I818a39f2e3eb3cae17de18b008d9e4c7b8ff84c5 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/184844 Reviewed-by: Konstantin Shcheglov <scheglov@google.com> Reviewed-by: Brian Wilkerson <brianwilkerson@google.com> Commit-Queue: Samuel Rawlins <srawlins@google.com>