The code for Perl 6 Rakudo is on github and there is an up-to-date document on how to report bugs in it on the github project wiki just in case anyone feels like getting more involved.

Rakudo codebase Rakudo bug tracking

In reply to Re: Small Perl 6 discoveries III, Ints by virtualsue
in thread Small Perl 6 discoveries III, Ints by Anonymous Monk

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