hpcc-systems/HPCC-Platform — pull request #1030 by ghalliday (2011-11-18 13:50:43+00:00)
Title: Related to bug 92226 optimizing x IN IF(a,b,c)

Fixes found when the checking was improved. The original problem in
the legacy sources is not in the 3.x code.

Signed-off-by: Gavin Halliday