puts "========================"
puts " OCC441 "
puts "(case 1)"
puts "========================"
puts ""
###############################
## Instability of BRepCheck check status. 
###############################

restore [locate_data_file OCC441a.brep] result

decho off
set err [checkshape result r]
decho on

set j 1
repeat 25 {
    restore [locate_data_file OCC441a.brep] result
    decho off
    set err1 [checkshape result r]
    decho on
    if { $err != $err1 } {
	puts [format " Faulty OCC441: function CHECKSHAPE works wrongly on %s time" $j]
	break
    } else {
	puts [format " OCC441  OK: function CHECKSHAPE works properly %s time" $j]
    }
    incr j
}

set 2dviewer 0