Santa came early this year. I want to shoot him.

[Nicholas Clark]

On Tue, Dec 23, 2008 at 03:34:13AM -0800, Ovid wrote:
> For Christmas, Santa's given me a heisenbug in 5.8.8. I'm not going to report it, though, as I can't reproduce a minimal test case.  From the relevant paragraph:
> 
>   Trying to reduce that to a minimal test case for a bug report
>   has failed miserably.  It appears that any sort of assignment
>   anywhere in the like_xpath code will cause these tests to pass
>   and the mere act of moving the affected files to other
>   directories also appears to make tests pass. Running these tests
>   under the debugger also makes them pass. Printing out any
>   affected variables makes these tests pass. Hell, I suspect that
>   breathing heavy would make these tests pass.
> 
> http://use.perl.org/~Ovid/journal/38138
> 
> It's days like this which *really* make me pine for Ruby.

Ruby has no heisenbugs?

Other than that, I'm not quite sure what it brings that Perl lacks here.

Nicholas Clark