[perl #123465] [BUG] /+/ is invalid as a literal regex, but causes an infinite loop when passed in as an indirect subrule call in Rakudo

[Aleks-Daniel Jakimenko-Aleksejev via RT]

Still dies the same way.

On 2015-04-25 06:34:23, barto...@gmx.de wrote:
> This dies now with the same typed exception:
>
> $ perl6 -e 'my $rx = "+"; "" ~~ /<$rx>/; say "alive"'
> ===SORRY!=== Error while compiling EVAL_0
> Quantifier quantifies nothing
> at EVAL_0:1
> ------> anon regex { +⏏}
>
> But as masak pointed out, S05 says it should not die:
>
> On Sat Dec 20 13:10:32 2014, masak wrote:
> > [...]
> > S05 says "If the compilation of the string form fails, the error
> > message is converted
> > to a warning and the assertion fails."
> >
> > So, it shouldn't die, just fail the match. It definitely shouldn't
> > loop forever and run out of memory.