pkg/front_end/testcases/general/while_promotion.dart.strong.expect

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

static method method(core::int? i) → void {
  while (!(i == null)) {
    i = i{core::int}.{core::int::isEven}{core::bool} ?{core::int?} 0 : null;
  }
}