tree 4c276140508907cdcc3d2210b5d9ad81d415daf1
parent 9b4fc8fc235e11a577c6ac7578ab6cfe5251014f
author John Cuthbertson <johnc@openjdk.org> 1271371975 -0700
committer John Cuthbertson <johnc@openjdk.org> 1271371975 -0700

6943926: G1: Integer overflow during heap region verification

The expression that calculates the live bytes for a heap region can overflow for a suitably large humongous region/object. Cache the object size in a suitably sized local variable so that the expression is converted to a wider type.

Reviewed-by: tonyp, jmasa, iveresov, apetrusenko