This seems to be covered by a test in t/spec/S02-whitespace_and_comments/comments.t:
# L<S02/"Whitespace and Comments"/"Counting of nested brackets" # "applies only to" "pairs of brackets of the same length"> #?rakudo skip 'nested parens and braces' { is -1 #<<< Even <this> <<< also >>> works... >>>, -1, 'nested brackets in embedded comment'; On Tue, Jun 23, 2009 at 5:09 AM, Carl Mäsak<perl6-bugs-follo...@perl.org> wrote: > # New Ticket Created by "Carl Mäsak" > # Please include the string: [perl #66888] > # in the subject line of all future correspondence about this issue. > # <URL: http://rt.perl.org/rt3/Ticket/Display.html?id=66888 > > > > <masak> rakudo: say q<< <<woot>> >> > <p6eval> rakudo 10f223: OUTPUT«Statement not terminated properly at > line 2, near ">>" [...] > * masak submits rakudobug > > ...also, what's up with "line 2"? AFAICS, there's only one line in my > one-liner. >