library #lib;
import self as self;
import "dart:core" as core;

class T1 extends core::Object {
  synthetic constructor •() → void
    : super core::Object::•()
    ;
}
class T2 extends core::Object {
  synthetic constructor •() → void
    : super core::Object::•()
    ;
}
class A extends core::Object {
[@vm.inferred-type.metadata=#lib::T1]  field dynamic field1 = new self::T1::•();
[@vm.inferred-type.metadata=!]  field dynamic field2 = new self::T1::•();
  synthetic constructor •() → void
    : super core::Object::•()
    ;
}
class DeepCaller1 extends core::Object {
  synthetic constructor •() → void
    : super core::Object::•()
    ;
  method barL1([@vm.inferred-type.metadata=#lib::A?] self::A aa) → dynamic
    return [@vm.direct-call.metadata=#lib::DeepCaller1::barL2] [@vm.inferred-type.metadata=#lib::T1] this.{self::DeepCaller1::barL2}(aa);
  method barL2([@vm.inferred-type.metadata=#lib::A?] self::A aa) → dynamic
    return [@vm.direct-call.metadata=#lib::DeepCaller1::barL3] [@vm.inferred-type.metadata=#lib::T1] this.{self::DeepCaller1::barL3}(aa);
  method barL3([@vm.inferred-type.metadata=#lib::A?] self::A aa) → dynamic
    return [@vm.direct-call.metadata=#lib::DeepCaller1::barL4] [@vm.inferred-type.metadata=#lib::T1] this.{self::DeepCaller1::barL4}(aa);
  method barL4([@vm.inferred-type.metadata=#lib::A?] self::A aa) → dynamic
    return [@vm.direct-call.metadata=#lib::A::field1??] [@vm.inferred-type.metadata=#lib::T1] aa.{self::A::field1};
}
class DeepCaller2 extends core::Object {
  synthetic constructor •() → void
    : super core::Object::•()
    ;
  method barL1([@vm.inferred-type.metadata=#lib::A?] self::A aa) → dynamic
    return [@vm.direct-call.metadata=#lib::DeepCaller2::barL2] [@vm.inferred-type.metadata=!] this.{self::DeepCaller2::barL2}(aa);
  method barL2([@vm.inferred-type.metadata=#lib::A?] self::A aa) → dynamic
    return [@vm.direct-call.metadata=#lib::DeepCaller2::barL3] [@vm.inferred-type.metadata=!] this.{self::DeepCaller2::barL3}(aa);
  method barL3([@vm.inferred-type.metadata=#lib::A?] self::A aa) → dynamic
    return [@vm.direct-call.metadata=#lib::DeepCaller2::barL4] [@vm.inferred-type.metadata=!] this.{self::DeepCaller2::barL4}(aa);
  method barL4([@vm.inferred-type.metadata=#lib::A?] self::A aa) → dynamic
    return [@vm.direct-call.metadata=#lib::A::field2??] [@vm.inferred-type.metadata=!] aa.{self::A::field2};
}
[@vm.inferred-type.metadata=dart.core::Null?]static field core::Function unknown;
static method use1([@vm.inferred-type.metadata=#lib::DeepCaller1] self::DeepCaller1 x, [@vm.inferred-type.metadata=#lib::A?] self::A aa) → dynamic
  return [@vm.direct-call.metadata=#lib::DeepCaller1::barL1] [@vm.inferred-type.metadata=#lib::T1] x.{self::DeepCaller1::barL1}(aa);
static method use2([@vm.inferred-type.metadata=#lib::DeepCaller2] self::DeepCaller2 x, [@vm.inferred-type.metadata=#lib::A?] self::A aa) → dynamic
  return [@vm.direct-call.metadata=#lib::DeepCaller2::barL1] [@vm.inferred-type.metadata=!] x.{self::DeepCaller2::barL1}(aa);
static method getDynamic() → dynamic
  return [@vm.call-site-attributes.metadata=receiverType:dart.core::Function] self::unknown.call();
static method setField2([@vm.inferred-type.metadata=#lib::A] self::A aa, [@vm.inferred-type.metadata=#lib::T2] dynamic value) → void {
  [@vm.direct-call.metadata=#lib::A::field2] aa.{self::A::field2} = value;
}
static method main(core::List<core::String> args) → dynamic {
  new self::A::•();
  new self::T1::•();
  new self::T2::•();
  self::use1(new self::DeepCaller1::•(), self::getDynamic() as{TypeError} self::A);
  self::use2(new self::DeepCaller2::•(), self::getDynamic() as{TypeError} self::A);
  self::setField2(new self::A::•(), new self::T2::•());
}