bug#8219: Effect of deletions on indirect buffers (Bug#8219)

[Chong Yidong]

Juanma Barranquero <lekktu@gmail.com> writes:

>> OK, I've committed a fix to trunk.  Instead of doing away with the BUF_*
>> macros, I reworked them to handle the indirect buffer case properly.
>> This means they can no longer be used in `BUF_PT (foo) = bar' assignment
>> statements, so I've changed the callers that used them this way.
>
> emacs -Q --eval '(clone-indirect-buffer "clone" nil)'
>
> buffer.c:614: Emacs fatal error: assertion failed: NILP (BVAR (b, 
> begv_marker))

Thanks for the catch.  This should be fixed now.