blob: b8f442214b15ef1784b26729b86271f9acfa6249 (
plain)
1
2
3
4
5
6
|
mod53.hs:4:22: error:
Can't make a derived instance of ‘C T’:
‘C’ is not a stock derivable class (Eq, Show, etc.)
In the data declaration for ‘T’
Suggested fix: Perhaps you intended to use DeriveAnyClass
|