Re: Potential GC-related problems in compose_chars_in_text

[Stefan Monnier]

>     Isn't it better to avoid using something like "offset++" as
>     an argument of a macro even if we know that it's currently
>     safe.
> I see no danger in it--most of our macros are safe, and we keep them
> that way.

Actually, it often happens that things like ENABLE_CHECKING add assert
statements in the macro expansion which causes the args to be used more
than once.


        Stefan