Bug#884286: use Switch breaks <DATA>

[Damyan Ivanov]

Control: tag -1 upstream confirmed
Control: forwarded -1 https://rt.cpan.org/Public/Bug/Display.html?id=97440
Control: clone -1 -2
Control: reassign -2 perl/5.20.2-3
Control: retitle -2 filter_read in block mode makes DATA handle empty
Control: tag -2 upstream
Control: forwarded -2 https://rt.cpan.org/Public/Bug/Display.html?id=101033
Control: block -1 by -2

-=| Christoph Berg, 13.12.2017 13:05:58 +0100 |=-
> Package: libswitch-perl
> Version: 2.17-2
> Severity: normal
> 
> Merely adding "use Switch;" to a perl program breaks the use of
> __DATA__ sections via <DATA>:

Right.

As noted in https://rt.cpan.org/Public/Bug/Display.html?id=97440 this 
is a bug/limitation of Filter::Util::Call (reported as 
https://rt.cpan.org/Public/Bug/Display.html?id=101033)


Cheers,
    dam