anchor.diff:      Byte leftLogicalShift([$dart$core.int shift]) => new Byte(Integer.nativeValue(Integer.instance(signed).leftLogicalShift(Integer.nativeValue(Integer.instance(shift).and(Integer.instance(7))))));
       Byte rightArithmeticShift([$dart$core.int shift]) => new Byte(Integer.nativeValue(Integer.instance(signed).rightArithmeticShift(Integer.nativeValue(Integer.instance(shift).and(Integer.instance(7))))));
       Byte rightLogicalShift([$dart$core.int shift]) => new Byte(Integer.nativeValue(Integer.instance(signed).and(Integer.instance(255)).rightLogicalShift(Integer.nativeValue(Integer.instance(shift).and(Integer.instance(7))))));
  -    Byte set([$dart$core.int index, $dart$core.Object bit = $package$dart$default]) => new Byte(Integer.nativeValue(Integer.instance(signed).set(index, bit)));
  +    Byte set([$dart$core.int index, $dart$core.Object bit = $package$dart$default]) {
  +        if ($dart$core.identical(bit, $package$dart$default)) {
  +            bit = Binary.$set$bit(this, index);
  +        }
  +        return new Byte(Integer.nativeValue(Integer.instance(signed).set(index, bit)));
  +    }
       Byte xor([Byte other]) => new Byte(Integer.nativeValue(Integer.instance(signed).xor(Integer.instance(other.unsigned))));
       Byte get predecessor => new Byte(unsigned - 1);
       Byte get successor => new Byte(unsigned + 1);
  
positive.code:             }
          }
      }
      $dart$core.bool includesAt([$dart$core.int index, List sublist]);
      static $dart$core.bool $includesAt([final SearchableList $this, $dart$core.int index, List sublist]) {
          if ((index >= 0) && (index <= ($this.size - sublist.size))) {
  
negative.code:     $dart$core.Object instantiate([$dart$core.Object typeArguments = $package$dart$default, Sequential arguments]);
      static $dart$core.Object $instantiate([final meta$declaration$ClassDeclaration $this, $dart$core.Object typeArguments = $package$dart$default, Sequential arguments]) {
          if ($dart$core.identical(typeArguments, $package$dart$default)) {
              typeArguments = meta$declaration$ClassDeclaration.$instantiate$typeArguments($this);
          }
          return $this.classApply(typeArguments as Sequential).apply(arguments);
      }
      static $dart$core.Object $instantiate$typeArguments(final meta$declaration$ClassDeclaration $this) => $package$empty;
      $dart$core.Object memberInstantiate([$dart$core.Object container, $dart$core.Object typeArguments = $package$dart$default, Sequential arguments]);
      static $dart$core.Object $memberInstantiate([final meta$declaration$ClassDeclaration $this, $dart$core.Object container, $dart$core.Object typeArguments = $package$dart$default, Sequential arguments]) {
          if ($dart$core.identical(typeArguments, $package$dart$default)) {
              typeArguments = meta$declaration$ClassDeclaration.$memberInstantiate$typeArguments($this, container);
          }
          return $this.memberClassApply(throw new AssertionError("Meta expressions not yet supported at 'ClassDeclaration.ceylon: 145:62-145:70'"), typeArguments as Sequential).bind(container).apply(arguments);
      }
      static $dart$core.Object $memberInstantiate$typeArguments(final meta$declaration$ClassDeclaration $this, $dart$core.Object container) => $package$empty;
      $dart$core.Object getConstructorDeclaration([$dart$core.String name]);
      Sequential constructorDeclarations();
      Sequential annotatedConstructorDeclarations();
  