It's extremely complicated and risky to cover ALL edge cases. It's not worth it and BrowserUK already told you!
If you think such code analysis is easy, please better try implementing a JIT compiler for Perl...
Cheers Rolf
( addicted to the Perl Programming Language)
In reply to Re^6: Why doesn't perl optimize this?
by LanX
in thread Why doesn't perl optimize this?
by nbtrap
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