ghc-8.4.0.20180118: The GHC API

Safe HaskellNone
LanguageHaskell2010

TcClassDcl

Synopsis

Documentation

tcATDefault :: SrcSpan -> TCvSubst -> NameSet -> ClassATItem -> TcM [FamInst] Source #

Construct default instances for any associated types that aren't given a user definition Returns [] or singleton