[rfa:symtab] deprecate inside_entry_func

[Kevin Buettner]

On Oct 31,  7:07pm, Andrew Cagney wrote:

> This patch deprecates the function inside_entry_func.  Per the new comments:
> 
> +  /* NOTE: cagney/2003-10-31: A very simple test, such as
> +     get_frame_func == entry_point should be sufficient for
> +     identifying a pc in the entry function.  Does anyone know why it
> +     wasn't sufficient and hence, why the very convoluted
> +     "deprecated_inside_entry_func" is needed.  */
> +  /* NOTE: cagney/2003-10-31: An ABI and its crt0 code should define
> +     and implement a clean frame termination.  Not doing that is
> +     really a bug in the ABI/crt0, and, hence, not a reason for
> +     enabling the call to deprecated_inside_entry_func.  */

I do agree that it'd be nice if all ABIs provided a clean way to detect
the bottom-most frame.  Not all of them do however, and in such cases,
a mechanism like inside_entry_func() is necessary.

So, in short, I oppose the deprecation of this function.

> It's "evil twin", inside_entry_file, has already been deprecated.

I think that's okay.

Kevin