diff options
| author | Zubin Duggal <zubin.duggal@gmail.com> | 2022-03-24 11:21:44 +0530 |
|---|---|---|
| committer | Marge Bot <ben+marge-bot@smart-cactus.org> | 2022-07-13 14:00:18 -0400 |
| commit | c4989131563efca8692c341e7b08096ac9a3b53b (patch) | |
| tree | 32ae094967a1e9a3a92f7d71b570792d955a7c31 /compiler/GHC | |
| parent | e9d9f0784e8670c6b85f1bf80e26b571b08519b5 (diff) | |
| download | haskell-c4989131563efca8692c341e7b08096ac9a3b53b.tar.gz | |
hie-files: Record location of filled in default method bindings
This is useful for hie files to reconstruct the evidence that default methods
depend on.
Diffstat (limited to 'compiler/GHC')
| -rw-r--r-- | compiler/GHC/Tc/TyCl/Instance.hs | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/compiler/GHC/Tc/TyCl/Instance.hs b/compiler/GHC/Tc/TyCl/Instance.hs index c99beb861e..3067861431 100644 --- a/compiler/GHC/Tc/TyCl/Instance.hs +++ b/compiler/GHC/Tc/TyCl/Instance.hs @@ -1758,7 +1758,7 @@ tcMethods dfun_id clas tyvars dfun_ev_vars inst_tys -> TcM (TcId, LHsBind GhcTc, Maybe Implication) tc_default sel_id (Just (dm_name, _)) - = do { (meth_bind, inline_prags) <- mkDefMethBind dfun_id clas sel_id dm_name + = do { (meth_bind, inline_prags) <- mkDefMethBind inst_loc dfun_id clas sel_id dm_name ; tcMethodBody clas tyvars dfun_ev_vars inst_tys dfun_ev_binds is_derived hs_sig_fn spec_inst_prags inline_prags @@ -2105,7 +2105,7 @@ mk_meth_spec_prags meth_id spec_inst_prags spec_prags_for_me | L inst_loc (SpecPrag _ wrap inl) <- spec_inst_prags] -mkDefMethBind :: DFunId -> Class -> Id -> Name +mkDefMethBind :: SrcSpan -> DFunId -> Class -> Id -> Name -> TcM (LHsBind GhcRn, [LSig GhcRn]) -- The is a default method (vanailla or generic) defined in the class -- So make a binding op = $dmop @t1 @t2 @@ -2113,7 +2113,7 @@ mkDefMethBind :: DFunId -> Class -> Id -> Name -- and t1,t2 are the instance types. -- See Note [Default methods in instances] for why we use -- visible type application here -mkDefMethBind dfun_id clas sel_id dm_name +mkDefMethBind loc dfun_id clas sel_id dm_name = do { logger <- getLogger ; dm_id <- tcLookupId dm_name ; let inline_prag = idInlinePragma dm_id @@ -2128,8 +2128,9 @@ mkDefMethBind dfun_id clas sel_id dm_name visible_inst_tys = [ ty | (tcb, ty) <- tyConBinders (classTyCon clas) `zip` inst_tys , tyConBinderArgFlag tcb /= Inferred ] rhs = foldl' mk_vta (nlHsVar dm_name) visible_inst_tys - bind = noLocA $ mkTopFunBind Generated fn $ - [mkSimpleMatch (mkPrefixFunRhs fn) [] rhs] + bind = L (noAnnSrcSpan loc) + $ mkTopFunBind Generated fn + [mkSimpleMatch (mkPrefixFunRhs fn) [] rhs] ; liftIO (putDumpFileMaybe logger Opt_D_dump_deriv "Filling in method body" FormatHaskell |