library /*isNonNullableByDefault*/;
import self as self;
import "dart:core" as core;

static final field core::bool isLegacySubtyping1a;
static const field core::bool isLegacySubtyping1b = const <core::Null?>[] is{ForNonNullableByDefault} core::List<core::int>;
static final field core::bool isLegacySubtyping2a;
static const field core::bool isLegacySubtyping2b = const <core::int?>[] is{ForNonNullableByDefault} core::List<core::int>;
static const field core::List<core::int> assertLegacySubtyping1 = const <core::Null?>[] as{ForNonNullableByDefault} core::List<core::int>;
static const field core::List<core::int> assertLegacySubtyping2 = const <core::int?>[] as{ForNonNullableByDefault} core::List<core::int>;
static method main() → void
  ;
static method expect(dynamic expected, dynamic actual) → dynamic
  ;