Junctions work correctly as a matcher in .first
Junctions work correctly as a matcher in .first

RT#129304: https://rt.perl.org/Ticket/Display.html?id=129304

dogbert17/roast,zostay/roast,zostay/roast,perl6/roast,bitrauser/roast,dogbert17/roast,bitrauser/roast,zostay/roast