On Fri, Sep 23, 2016, at 08:03 AM, Ahmy Yulrizka wrote:
> I understand that, I dont either. But what's the idea behind not
> having it at the first place? Is there more to it other than make it
> more simple?

One possibility is that it reduces the number of allocations (for
storing frame pointers) in the simple case. But since it's an interface
it also makes it easy to provide more sophisticated error
implementations like Dave Cheney's.

Ian

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