traceIf (text "rdr_env: " <+> ppr rdr_env) ;
failIfErrsM ;
- -- Load any orphan-module interfaces, so that
- -- their rules and instance decls will be found
- loadOrphanModules (imp_orphs imports) ;
+ -- Load any orphan-module and family instance-module
+ -- interfaces, so that their rules and instance decls will be
+ -- found.
+ loadOrphanModules (imp_orphs imports) False ;
+ loadOrphanModules (imp_finsts imports) True ;
traceRn (text "rn1a") ;
-- Rename and type check the declarations
checkHiBootIface
(TcGblEnv { tcg_insts = local_insts, tcg_fam_insts = local_fam_insts,
- tcg_type_env = local_type_env, tcg_imports = imports })
+ tcg_type_env = local_type_env })
(ModDetails { md_insts = boot_insts, md_fam_insts = boot_fam_insts,
md_types = boot_type_env })
= do { traceTc (text "checkHiBootIface" <+> (ppr boot_type_env $$ ppr boot_insts)) ;
; return (unionManyBags dfun_binds) }
where
check_one boot_thing
- | no_check name
- = return ()
+ | isImplicitTyThing boot_thing = return ()
+ | name `elem` dfun_names = return ()
+ | isWiredInName name = return () -- No checking for wired-in names. In particular,
+ -- 'error' is handled by a rather gross hack
+ -- (see comments in GHC.Err.hs-boot)
| Just real_thing <- lookupTypeEnv local_type_env name
= do { let boot_decl = tyThingToIfaceDecl boot_thing
real_decl = tyThingToIfaceDecl real_thing
where
name = getName boot_thing
- avail_env = imp_parent imports
- is_implicit name = case lookupNameEnv avail_env name of
- Just (AvailTC tc _) | tc /= name -> True
- _otherwise -> False
-
- no_check name = isWiredInName name -- No checking for wired-in names. In particular,
- -- 'error' is handled by a rather gross hack
- -- (see comments in GHC.Err.hs-boot)
- || name `elem` dfun_names
- || is_implicit name -- Has a parent, which we'll check
-
dfun_names = map getName boot_insts
check_inst boot_inst
tcGetModuleExports mod = do
let doc = ptext SLIT("context for compiling statements")
iface <- initIfaceTcRn $ loadSysInterface doc mod
- loadOrphanModules (dep_orphs (mi_deps iface))
+ loadOrphanModules (dep_orphs (mi_deps iface)) False
-- Load any orphan-module interfaces,
-- so their instances are visible
+ loadOrphanModules (dep_finsts (mi_deps iface)) True
+ -- Load any family instance-module interfaces,
+ -- so all family instances are visible
ifaceExportNames (mi_exports iface)
tcRnLookupRdrName :: HscEnv -> RdrName -> IO (Maybe [Name])