break fail
tbreak main
commands
break mn__check_failed
end

define pt
  set var mn__debug_print ($arg0)
end
document pt
usage: pt EXPR
Print the value of EXPR as a tagged value.
end

define pref
  set var mn__debug_print ($arg0->obj)
end
document pref
usage: pref EXPR
Print the value of EXPR as a Minor reference.
end