global treediffs diffids treepending diffmergeid
set diffids $ids
catch {unset diffmergeid}
if {![info exists treediffs($ids)]} {
if {![info exists treepending]} {
global treediffs diffids treepending diffmergeid
set diffids $ids
catch {unset diffmergeid}
if {![info exists treediffs($ids)]} {
if {![info exists treepending]} {