From @pmichaud

As reported on the perl6-compiler mailing list​:

  pmichaud@​kiwi​:~/p6/rakudo$ cat x.pl
  my $x = "> perl <";
  say $x;
  say $x.rindex('e');
 
  my $y = "\x261b perl \x261a";
  say $y;
  say $y.rindex('e');
 
  pmichaud@​kiwi​:~/p6/rakudo$ ./perl6 x.pl
  > perl <
  3
  ☛ perl ☚
  substring not found
  in method gist at src/gen/CORE.setting​:8680
  in sub say at src/gen/CORE.setting​:6563
  in block <anon> at x.pl​:7

The underlying problem seems to be that Parrot's reverse_index
operation on unicode strings is broken -- see
  parrot/parrot#767

Pm

From @pmichaud

On Tue May 08 06​:27​:12 2012, pmichaud wrote​:

As reported on the perl6-compiler mailing list​:

Oops, it was actually reported on perl6-users.

Pm

@pmichaud - Status changed from 'new' to 'open'

From @moritz

Now solved, and tested in S32-str/rindex.t.

@moritz - Status changed from 'open' to 'resolved'