# Pastebin IOKyc4hD
[timeless@gcc2-power8 doc]$ perl6 --ll-exception -e '" " ~~ /&/'
Null regex not allowed
   at gen/moar/m-CORE.setting:21553  (/home/timeless/hg/perl6/rakudobrew/moar-nom/install/share/perl6/runtime/CORE.setting.moarvm:throw)
 from src/Perl6/Grammar.nqp:4502  (/home/timeless/hg/perl6/rakudobrew/moar-nom/install/share/nqp/lib/Perl6/Grammar.moarvm:cry_sorrows)
 from src/Perl6/Grammar.nqp:1157  (/home/timeless/hg/perl6/rakudobrew/moar-nom/install/share/nqp/lib/Perl6/Grammar.moarvm:comp_unit)
 from src/Perl6/Grammar.nqp:460  (/home/timeless/hg/perl6/rakudobrew/moar-nom/install/share/nqp/lib/Perl6/Grammar.moarvm:TOP)
 from gen/moar/stage2/QRegex.nqp:2093  (/home/timeless/hg/perl6/rakudobrew/moar-nom/install/share/nqp/lib/QRegex.moarvm:parse)
 from gen/moar/stage2/NQPHLL.nqp:1795  (/home/timeless/hg/perl6/rakudobrew/moar-nom/install/share/nqp/lib/NQPHLL.moarvm:parse)
 from gen/moar/stage2/NQPHLL.nqp:1751  (/home/timeless/hg/perl6/rakudobrew/moar-nom/install/share/nqp/lib/NQPHLL.moarvm:compile)
 from gen/moar/stage2/NQPHLL.nqp:1487  (/home/timeless/hg/perl6/rakudobrew/moar-nom/install/share/nqp/lib/NQPHLL.moarvm:eval)
 from src/Perl6/Compiler.nqp:171  (/home/timeless/hg/perl6/rakudobrew/moar-nom/install/share/nqp/lib/Perl6/Compiler.moarvm:eval)
 from gen/moar/stage2/NQPHLL.nqp:1595  (/home/timeless/hg/perl6/rakudobrew/moar-nom/install/share/nqp/lib/NQPHLL.moarvm:)
 from gen/moar/stage2/NQPHLL.nqp:1592  (/home/timeless/hg/perl6/rakudobrew/moar-nom/install/share/nqp/lib/NQPHLL.moarvm:command_eval)
 from src/Perl6/Compiler.nqp:29  (/home/timeless/hg/perl6/rakudobrew/moar-nom/install/share/nqp/lib/Perl6/Compiler.moarvm:command_eval)
 from gen/moar/stage2/NQPHLL.nqp:1576  (/home/timeless/hg/perl6/rakudobrew/moar-nom/install/share/nqp/lib/NQPHLL.moarvm:command_line)
 from gen/moar/m-main.nqp:37  (/home/timeless/hg/perl6/rakudobrew/moar-nom/install/share/perl6/runtime/perl6.moarvm:MAIN)
 from gen/moar/m-main.nqp:33  (/home/timeless/hg/perl6/rakudobrew/moar-nom/install/share/perl6/runtime/perl6.moarvm:<mainline>)
 from <unknown>:1  (/home/timeless/hg/perl6/rakudobrew/moar-nom/install/share/perl6/runtime/perl6.moarvm:<main>)
 from <unknown>:1  (/home/timeless/hg/perl6/rakudobrew/moar-nom/install/share/perl6/runtime/perl6.moarvm:<entry>)