hpcc-systems/HPCC-Platform — pull request #4554 by jakesmith (2013-06-26 16:04:30+00:00)
Title: HPCC-9555 - Fix possible crash when hashdedup spills

If hash dedup spills and 1st round used a higher number of buckets
than subsequent rounds, then the excess hash tables are cleared
causing the parent bucket handler to crash when accessing a
released HT

Signed-off-by: Jake Smith