[perl #35877] Strange regex failure?

On Fri Nov 16 06:46:06 2007, stmpeters wrote:
> On Thu May 19 03:49:55 2005, shay wrote:
> > This is a bug report for perl from steve.hay@uk.radan.com,
> > generated with the help of perlbug 1.35 running under perl v5.8.6.
> > 
> > I believe that the following program should print "OK" 5 times over,
> >    but
> > it prints "NOT OK" from the first line.
> > 
> > print qq[>10\n] =~ />\d+$ \n/ix  ? "OK\n" : "NOT OK\n";
> > print qq[>1\n]  =~ />\d+$ \n/ix  ? "OK\n" : "NOT OK\n";
> > print qq[>10\n] =~ /\d+$ \n/ix   ? "OK\n" : "NOT OK\n";
> > print qq[>10\n] =~ />\d\d$ \n/ix ? "OK\n" : "NOT OK\n";
> > print qq[>10\n] =~ />\d+$ \n/x   ? "OK\n" : "NOT OK\n";
> > 
> > I get the same behaviour with 5.6.0 through to 5.8.6 and bleadperl,
> >    all on
> > Windows XP.
> > 
> 
> I just ran this with a recent blead and got...
> 
> [steve@sulu ~]$ /tmp/bleadperl/bin/perl5.10.0 rt_35877.t
> OK
> OK
> OK
> OK
> OK
> 
> Can you a few other people double check just to make sure this isn't a
> heisenbug?
> 
> Thanks,
> 
> Steve Peters

I'm not sure if tests for this were added so a patch with the tests of 
the report is attached.


Kind regards,

Bram

• [perl #35877] Strange regex failure? by Steve Peters via RT
• [perl #35877] Strange regex failure? by Bram via RT
• RE: [perl #35877] Strange regex failure? by Steve Hay
• RE: [perl #35877] Strange regex failure? by Bram
• RE: [perl #35877] Strange regex failure? by Steve Hay
• RE: [perl #35877] Strange regex failure? by Steve Hay