library test;
import self as self;
import "dart:core" as core;

static method f() → dynamic {
  core::int* a = 0;
  dynamic b = null;
  dynamic c = throw "foo";
  () →* core::int* d = () → core::int* => 0;
  () →* Null e = () → Null => null;
  () →* <BottomType>f = () → <BottomType>=> throw "foo";
  () →* core::int* g = () → core::int* {
    return 0;
  };
  () →* Null h = () → Null {
    return null;
  };
  () →* <BottomType>i = () → <BottomType>{
    return throw "foo";
  };
}
static method main() → dynamic {}
