possible bug in inherit? illegal to redefine nomask function
Imported from http://bugzilla.roxen.com/bugzilla/show_bug.cgi?id=2359
Reported by Thomas Bopp, Uni-GH Paderborn email@example.com
There are quite a lot of inherits, I will add the testsuite. It says the function set_sanction and set_meta_sanction are illegal to redefine, even though they are not redefined.