I do wonder why in the refaddr code in non-XS Scalar::Util, the code stringifies the reference then pulls a number out with a regex. As far as I can tell in terms of complexity and time-efficiency, that's clearly inferior to forcing the reference to numeric.

http://groups.google.com/group/perl.perl5.porters/browse_thread/thread/6b393e4e2c3652d5/945f809ee3431bc0#945f809ee3431bc0

In reply to Re^3: A benchmark by Juerd
in thread Unique numeric ID for reference? by Jeffrey Kegler

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