tree 58421733de11a72b9dd1969fd48bcc670c163365
parent e82f81194b27ebd5143f5b759941363e5c89e5f5
author buyingyi <buyingyi@gmail.com> 1417660441 -0800
committer Ian Maxon <imaxon@uci.edu> 1417723707 -0800

Eliminate trivial subplan (e.g., a NTS only plan) in EliminateSubplanRule.

Change-Id: I13a56fe78847e882358f393bf19391e97e1730e3
Reviewed-on: http://fulliautomatix.ics.uci.edu:8443/188
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Preston Carman <ecarm002@ucr.edu>