查找调用者函数的标识符[重复]

I have func1 and func2 functions. Each of them calls another common_func function.

func func1(){
    common_func()
}

func func2(){
    common_func()
}

func common_func(){

}

Is it possible inside common_func find out which function called it (without passing additional info in arguments to function like common_func(name_of_caller string))?

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