@Override
  public void visitYieldStatement(@NotNull PsiYieldStatement statement) {
    final PsiYieldStatement other = (PsiYieldStatement)myMatchingVisitor.getElement();
    myMatchingVisitor.setResult(myMatchingVisitor.match(statement.getExpression(), other.getExpression()));
  }
@Override
  public void visitYieldStatement(@NotNull PsiYieldStatement statement)