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

static method main() → dynamic {
  core::int i = 0;
  core::int j = 0;
  #L1:
  while ((i = i.{core::num::+}(1){(core::num) → core::int}).{core::num::<}(10){(core::num) → core::bool})
    #L2:
    {
      if(i.{core::num::<}(4){(core::num) → core::bool})
        break #L2;
      j = j.{core::num::+}(1){(core::num) → core::int};
    }
  if(!(i =={core::num::==}{(core::Object) → core::bool} 10))
    throw "Expected i=10, actual ${i}";
  if(!(j =={core::num::==}{(core::Object) → core::bool} 6))
    throw "Expected j=6, actual ${j}";
}