<mailto:toddandma...@zoho.com>> wrote:



    > On Tue, Jun 19, 2018 at 10:50 PM, Todd Chester <toddandma...@zoho.com 
<mailto:toddandma...@zoho.com>> wrote:
    >> Dear Perl Developers,
    >>
    >> Would you please fix this `perl6 -c` checker error?
    >>
    >> $ perl6 -v
    >> This is Rakudo version 2018.05 built on MoarVM version 2018.05
    >> implementing Perl 6.c.
    >>
    >>
    >> The checkers passes this line with Syntax OK
    >>
    >>       $ReturnStr, $CurlStatus = CurlDownloadFile $FileAddr, 
$BaseFileName,
    >> %MaxTime<'MaxTime4'>;
    >>
    >>
    >> But actually running the line throws
    >>
    >>       Useless use of $ReturnStr in sink context
    >>
    >>
    >> The checker should throw an error if the line is "useless"
    >>
    >> Many thanks,
    >> -T


    > On 06/20/2018 11:46 AM, Will Coleda wrote:

        It's a warning, not an error.


    Indeed it is.  "-c" does warnings too and it should
    show in "-c" too.




On 06/20/2018 10:58 PM, Brent Laabs wrote:
-c does compile time warnings, not runtime warnings.  You can't make runtime warnings appear at compile time without using a BEGIN block.

On Wed, Jun 20, 2018 at 9:59 PM, Todd Chester <toddandma...@zoho.com

What is a BEGIN block?

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