It doesn’t matter so much whether you will come or not.这句话的主语从句是?可以帮我分析下吗?

It doesn’t matter so much whether you will come or not.这句话的主语从句是?可以帮我分析下吗?
It doesn’t matter so much whether you will come or not.
这句话的主语从句是?可以帮我分析下吗?

It doesn’t matter so much whether you will come or not.这句话的主语从句是?可以帮我分析下吗?
It是这个句子的形式主语,真正的主语是whether you will come or not这个句子,意思就是你来不来都关系不大.