On Tue, 4 Feb 2020, Markus Elfring wrote:

> >> Do you distinguish between the storage class specifier
> >> and other uses of such a key word?
> >> https://en.cppreference.com/w/cpp/language/auto
> >
> > Sorry.  I know nothing about C++.
>
> I guess that you know something also for this programming language
> according to the program option “--c++”.
> https://github.com/coccinelle/coccinelle/blob/0cece3639048dc7e81c4b2cc8f2a6f7a57fd546b/docs/spatch.1.in#L434
> https://github.com/coccinelle/coccinelle/issues/1
>
>
> > Auto seems to be supported
>
> I am looking for further evolution around this software area.
>
>
> > - I see it in both the C parser and the SmPL parser.
>
> How would we like to handle corresponding development challenges?
>
> @display@
> expression X;
> identifier I;
> @@
> *auto I = X(...);
>
>
> elfring@Sonne:~/Projekte/Coccinelle/Probe> spatch --parse-cocci show_variable_definition_with_auto1.cocci
> init_defs_builtins: /usr/local/bin/../lib/coccinelle/standard.h
> minus: parse error:
>   File "show_variable_definition_with_auto1.cocci", line 5, column 6, charpos = 47
>   around = 'I',
>   whole content = *auto I = X(...);
>
>
> Can such a source code search approach make sense also according to
> the rules of the C programming language?

I think it expects a type as well.  I don't know if that is a reasonable
assumption in C or in C++.

julia