develooper Front page | perl.perl5.porters | Postings from December 2021

Re: "no snails"; or having signatured subs complain about @_

Thread Previous | Thread Next
From:
Tina Müller
Date:
December 6, 2021 16:57
Subject:
Re: "no snails"; or having signatured subs complain about @_
Message ID:
alpine.DEB.2.00.2112061754240.15579@perl-community.de
On Mon, 29 Nov 2021, Paul "LeoNerd" Evans wrote:

> The final part of the "signatures" feature still to be implemented, is
> getting rid of the @_ setup as part of OP_ENTERSUB when entering a
> signature'd sub, for the speed benefit it gives. I've been thinking
> about how to implement this.

Sorry if this has been discussed before somewhere, but I'm wondering how to
assign values to @_ when using signatures. Is there a way, or will there be?

e.g.

     sub inc($x) {
         $_[0]++  # how to do this?
     }

cheers,
tina
Thread Previous | Thread Next

nntp.perl.org: Perl Programming lists via nntp and http.
Comments to Ask Bjørn Hansen at ask@perl.org | Group listing | About