[PATCH v4 06/35] cleanup: Basic compatibility with context analysis

[Bart Van Assche]

On 12/15/25 7:53 AM, Marco Elver wrote:
> For cleanup.h, the problem is that to instantiate we use
> "guard(class)(args..)". If it had been designed as "guard(class,
> args...)", i.e. just use __VA_ARGS__ explicitly instead of the
> implicit 'args...', it might have been possible to add a second
> cleanup variable to do the same (with some additional magic to extract
> the first arg if one exists). Unfortunately, the use of the current
> guard()() idiom has become so pervasive that this is a bigger
> refactor. I'm going to leave cleanup.h as-is for now, if we think we
> want to give this a go in the current state.

Peter, has it already been considered to make the guard() and
scoped_guard() macros more consistent? If there would be agreement that
guard(class)(args..) should be changed into guard(class, args..), I can
help with realizing this conversion.

Thanks,

Bart.