func f0() {
L1 /* ERROR "label L1 declared and not used" */ :
	for {
	}
L2 /* ERROR "label L2 declared and not used" */ :
	select {
	}
L3 /* ERROR "label L3 declared and not used" */ :
	switch {
	}
L4 /* ERROR "label L4 declared and not used" */ :
	if true {
	}
L5 /* ERROR "label L5 declared and not used" */ :
	f0()
L6:
	f0()
L6 /* ERROR "label L6 already declared" */ :
	f0()
	if x == 20 {
		goto L6

              $this: CALL 'public open fun <get-length> (): kotlin.Int declared in kotlin.String' type=kotlin.Int origin=GET_PROPERTY
                $this: GET_VAR 'p0: kotlin.String declared in <root>.CodeFragment.run' type=kotlin.String origin=null

        return IndexedImmutableSet.this.size();
      }

      // redeclare to help optimizers with b/310253115
      @SuppressWarnings("RedundantOverride")
      @Override
      @J2ktIncompatible // serialization
      @GwtIncompatible // serialization
      Object writeReplace() {
        return super.writeReplace();
      }
    };
  }

  // redeclare to help optimizers with b/310253115
  @SuppressWarnings("RedundantOverride")

	for {
		s.next()
		if pattern != "" {
			declared[position{s.line, s.col}] = pattern
			pattern = ""
		}
		if s.tok == _EOF {
			break
		}
	}

	return declared
}

func testSyntaxErrors(t *testing.T, filename string) {
	declared := declaredErrors(t, filename)
	if *print {
		fmt.Println("Declared errors:")
		for _, pos := range sortedPositions(declared) {

                obj: GET_VAR 'a: kotlin.Int declared in <root>.Foo.test.call' type=kotlin.Int origin=null
              CALL 'public final fun consume (obj: kotlin.Any): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
                obj: GET_VAR '<this>: <root>.Foo declared in <root>.Foo.test' type=<root>.Foo origin=null

	object
	id builtinId
}

func newBuiltin(id builtinId) *Builtin {
	return &Builtin{object{name: predeclaredFuncs[id].name, typ: Typ[Invalid], color_: black}, id}
}

// Nil represents the predeclared value nil.
type Nil struct {
	object
}

func writeObject(buf *bytes.Buffer, obj Object, qf Qualifier) {
	var tname *TypeName
	typ := obj.Type()

	switch obj := obj.(type) {
	case *PkgName:

                  public open fun hashCode (): kotlin.Int declared in kotlin.Any
                $this: VALUE_PARAMETER name:<this> type:kotlin.Any
              FUN FAKE_OVERRIDE name:toString visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.String [fake_override]
                overridden:
                  public open fun toString (): kotlin.String declared in kotlin.Any

            BLOCK_BODY
              CALL 'public final fun consume (obj: <root>.Foo): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
                obj: GET_VAR '<this>: <root>.Foo declared in <root>.Foo.test' type=<root>.Foo origin=null
          CALL 'local final fun call (): kotlin.Unit declared in <root>.Foo.test' type=kotlin.Unit origin=null
    FUN name:call visibility:local modality:FINAL <> () returnType:kotlin.Unit

                          CALL 'public final fun isEmpty (): kotlin.Boolean [inline] declared in kotlin.text' type=kotlin.Boolean origin=null
                            $receiver: GET_VAR 'it: kotlin.String declared in <root>.CodeFragment.run.<anonymous>' type=kotlin.String origin=null

                GET_VAR 'p0: <root>.Foo? declared in <root>.CodeFragment.run' type=<root>.Foo? origin=null
              WHEN type=kotlin.Unit? origin=null
                BRANCH
                  if: CALL 'public final fun EQEQ (arg0: kotlin.Any?, arg1: kotlin.Any?): kotlin.Boolean declared in kotlin.internal.ir' type=kotlin.Boolean origin=EQEQ