library;
//
// Problems in library:
//
// pkg/front_end/testcases/general/null_safety_invalid_experiment.dart:5:4: Error: This requires the 'non-nullable' language feature to be enabled.
// The feature is on by default but is currently disabled, maybe because the '--enable-experiment=no-non-nullable' command line option is passed.
// int? i;
//    ^
//
import self as self;
import "dart:core" as core;

static field core::int? i;
static method main() → dynamic {}