Re: proto-rfc. Elements of @_ should be read-only.

[Dan Sugalski]

At 12:47 AM 8/4/00 -0400, Ken Fox wrote:
>John Tobey wrote:
> > The Perl 5 (and older) behavior may preclude some optimizations.
>
>I can't think of any optimizations @_ assignment precludes.
>If we don't analyze dataflow to figure out if a sub modifies its
>args, then we just assume it will.

If we know how a sub accesses @_, we can optimize appropriately. If we 
don't know, odds are we're not doing the sorts of optimizations that would 
need the information.

                                        Dan

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