6446cce249
This operation was mis-named. Its actual behavior is to check whether the given type is a bottom type. Thanks to Lasse for pointing this out (see https://github.com/dart-lang/language/issues/4304#issuecomment-2761576720). Change-Id: I6bb1ce459c09a16f6b0466f5081977358e21fb74 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/418640 Reviewed-by: Konstantin Shcheglov <scheglov@google.com> Commit-Queue: Paul Berry <paulberry@google.com>