I can't duplicate your result: 
~$ perl5.8.8 -we'$cur[2]=20; $win[2]=100; $sec[2]=undef; if ($cur[2] >
+ $win[2]) {}' -e'elsif (0+$cur[2] > 0+$sec[2]) {}'
Use of uninitialized value in addition (+) at -e line 1.

[download]
And the same on 5.8.9-to-be.

perl588\bin\perl -V?
--
Online Fortune Cookie Search
Office Space merchandise

In reply to Re^3: Unknown Arithmetic Warning: Cannot determine source by ysth
in thread Unknown Arithmetic Warning: Cannot determine source by mpettis

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