hpcc-systems/HPCC-Platform — pull request #677 by jakesmith (2011-10-13 18:08:29+00:00)
Title: Protect LOOP maxIterations from going negative

The loop count is passed to the engines as an unsigned, without protecting
against a (int)loopcount<0, it caused Thor execute the loop repeatedly
(well upto 2^32-1 times)