func eqTypes(n cc.Node, a, b cc.Type) bool {
if a.Kind() == cc.Ptr {
if t := a.Element(); t.Kind() == cc.Function {
a = t
}
}
if b.Kind() == cc.Ptr {
if t := b.Element(); t.Kind() == cc.Function {
b = t
}
}
return removeQualifiers(a.String()) == removeQualifiers(b.String())
}
