Bug#825524: liblexical-underscore-perl: FTBFS with Perl 5.24: Can't use global $_ in "my"

[gregor herrmann]

Control: tag -1 + patch

On Fri, 27 May 2016 16:00:51 +0300, Niko Tyni wrote:

> Package: liblexical-underscore-perl
> Version: 0.003-1
> Severity: important
> User: debian-perl at lists.debian.org
> Usertags: perl-5.24-transition
> Forwarded: https://rt.cpan.org/Public/Bug/Display.html?id=108203
> 
> This package fails to build with Perl 5.24 (currently in experimental.)
> 
>   Can't use global $_ in "my" at t/01basic.t line 12, near "my $_ "
>   Can't use global $_ in "my" at t/01basic.t line 23, near "my $_ "
>   Can't use global $_ in "my" at t/01basic.t line 28, near "my $_ "
>   Execution of t/01basic.t aborted due to compilation errors.
>   # Looks like your test exited with 255 before it could output anything.
>  
> Quoting perldelta.pod:
> 
>   Lexical $_ has been removed
>     "my $_" was introduced in Perl 5.10, and subsequently caused
>     much confusion with no obvious solution. In Perl 5.18.0, it was
>     made experimental on the theory that it would either be removed or
>     redesigned in a less confusing (but backward-incompatible) way. Over
>     the following years, no alternatives were proposed. The feature has
>     now been removed and will fail to compile.

There's a pull request over at
https://github.com/tobyink/p5-lexical-underscore/pull/2 which
disables the problematic tests in newer perls.


Cheers,
gregor

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