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Postings from January 2001
On Wed, Jan 10, 2001 at 09:36:51PM -0800, Stephen McCamant wrote:
> Whew. The following patch against perl-current subsumes Simon's two
> recent lvalue subroutine patch (array and hash elements, and whole
> arrays and hashes), plus the everything from the working snapshot I
> posted earlier, plus croaks to keep returning an array to scalar
> lvalue context from segfaulting, plus a change to set attributes
> earlier (but keeping the later setting too, for the
> backwards-compatibility police), plus changes to enable lvalue returns
> of array and hash slices and lvalue calls to substr(), pos() and
> vec(), and tests.
>
> I didn't feel like there was a consensus about stronger compile-time
> checking of lvalue returns, so I just followed my own tastes and left
> the code in the strict-checking mode. The tests were updated to match
> the new behavior.
>
> This code sets flags for the arguments to return, but since the
> version I'm patching against doesn't do leavesublv-ish things in
> pp_return, lvalue return()s don't really work, and aren't tested.
>
> -- Stephen McC
>
> --- perl-current/opcode.pl Sun Dec 31 09:27:14 2000
> +++ perl+lval2/opcode.pl Wed Jan 10 20:24:56 2001
Thanks, applied. Though Tim's concern about the perldiag message
should still be addressed.
--
$jhi++; # http://www.iki.fi/jhi/
# There is this special biologist word we use for 'stable'.
# It is 'dead'. -- Jack Cohen
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