puts "========="
puts " OCC943 "
puts "(case 1)"
puts "========="
puts ""
#####################################################
## The regression is intersecting pcurves of face, They are added by fixshape.
## (To see this you can try fixshape dF.rle from attachment. But please note, that
## checkshape on result of fixshape sometimes fails and sometimes not. It is
## instability!)
######################################################

restore [locate_data_file OCC943_1.brep] result

decho off
set err [checkshape result]
decho on

set j 1
repeat 25 {
    restore [locate_data_file OCC943_1.brep] result
    decho off
    set err1 [checkshape result]
    decho on
    if { $err != $err1 } {
	puts [format " Faulty OCC943 (case 1): function CHECKSHAPE works wrongly on %s time" $j]
	break
    } else {
	puts [format " OCC943 (case 1)  OK: function CHECKSHAPE works properly %s time" $j]
    }
    incr j
}

set 2dviewer 0