On Wed, Mar 02, 2005 at 04:08:38AM +0000, hv@[...].org wrote:
>  Hmm, that extra argument is used only if you've compiled perl with TRIE_DEBUG
>  (for which you have to patch the source), and are running with -Dr - that
>  seems like an unreasonable price for everyone else to pay.

I'd like to see TRIE_DEBUG enabled by -Drv (along with any other regex
optimization debug stuff that may come up later).  I don't see any need
to allow "use re 'debug_verbose'", though.

>  :-       PerlIO_printf(Perl_debug_log, "%sCompiling REx%s `%s%*s%s'\n",
>  :+       PerlIO_printf(Perl_debug_log, "%sCompiling REx%s \"%s%*s%s\"\n",
>  [...]
>  :-                     "%sFreeing REx:%s `%s%*.*s%s%s'\n",
>  :+                     "%sFreeing REx:%s %s%*.*s%s%s\n",
>  
>  Hmm, I hope you checked no-one is trying to parse that output ...

I think anyone doing something like parsing regex debug output should
expect that they may need to make changes for new .0 releases, if not
even more often.