#2681 fix.

git-svn-id: http://svn.osgeo.org/postgis/trunk@12361 b70326c6-7e19-0410-871a-916f4a2858ee
Go back to old hasz behavior


git-svn-id: http://svn.osgeo.org/postgis/trunk@12363 b70326c6-7e19-0410-871a-916f4a2858ee
Quiet llvm warning


git-svn-id: http://svn.osgeo.org/postgis/trunk@12364 b70326c6-7e19-0410-871a-916f4a2858ee