ghc-lib-8.8.1.20191204: The GHC API, decoupled from GHC versions

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