class Cpo
class Cppo < Cpo
type instance __-->__ : -Cpo -> +Cpo -> Cpo
type instance __-->__ : -Cpo -> +Cppo -> Cppo
var c : Cppo
fun Y : (c --> c) --> c
var
c : Cppo %(var_1)%
fun Y : forall c : Cppo . (c --> c) --> c
1.7-1.9: ### Warning: unchanged class 'Cpo'
3.7-3.10: ### Warning: unchanged class 'Cppo'
5.15-5.21: ### Hint: redeclared type '__-->__'
6.15-6.21: ### Hint: redeclared type '__-->__'
8.5: ### Hint: is type variable 'c'