Thanks - not what I'd expect, but I can repro. Bug filed here: https://github.com/dart-lang/sdk/issues/45197 https://github.com/dart-lang/sdk/issues/45197 It

Thanks - not what I'd expect, but I can repro. Bug filed here: https://github.com/dart-lang/sdk/issues/45197 https://github.com/dart-lang/sdk/issues/45197 It is AOT though. If you time `dart a.dart` vs `./a.exe` (pre strip :-), the latter should be considerably faster.