[perl #119293] Rakudo doesn't warn about Perl 5 $]

[Christian Bartolomaeus via RT]

Unfortunately the error message is only "Unexpected closing bracket" now:

13:00 < bartolin> r: say $]
13:00 <+camelia> rakudo-{parrot,moar} 65819d: OUTPUT«===SORRY!=== Error while 
compiling /tmp/tmpfile␤Unexpected closing bracket␤at /tmp/tmpfile:1␤------> say 
$⏏]