[commit: ghc] wip/binary-bytestring: TysWiredIn: Notes (91a0420)
git at git.haskell.org
git at git.haskell.org
Mon Jul 11 22:37:40 UTC 2016
Repository : ssh://git@git.haskell.org/ghc
On branch : wip/binary-bytestring
Link : http://ghc.haskell.org/trac/ghc/changeset/91a04202fb644f8e8afb8e0bd5e4c57a8ec220ce/ghc
>---------------------------------------------------------------
commit 91a04202fb644f8e8afb8e0bd5e4c57a8ec220ce
Author: Ben Gamari <ben at smart-cactus.org>
Date: Tue Jul 12 00:12:45 2016 +0200
TysWiredIn: Notes
>---------------------------------------------------------------
91a04202fb644f8e8afb8e0bd5e4c57a8ec220ce
compiler/prelude/TysWiredIn.hs | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/compiler/prelude/TysWiredIn.hs b/compiler/prelude/TysWiredIn.hs
index 65abdd8..609234f 100644
--- a/compiler/prelude/TysWiredIn.hs
+++ b/compiler/prelude/TysWiredIn.hs
@@ -637,9 +637,12 @@ decl in GHC.Classes, so I think this part may not work properly. But
it's unused I think.
-}
+-- | Built in syntax isn't "in scope" so these OccNames map to wired-in Names
+-- with BuiltInSyntax. However, this should only be necessary while resolving
+-- names produced by Template Haskell splices since we take care to encode
+-- built-in syntax names specially in interface files. See
+-- Note [Symbol table representation of names].
isBuiltInOcc_maybe :: OccName -> Maybe Name
--- Built in syntax isn't "in scope" so these OccNames
--- map to wired-in Names with BuiltInSyntax
isBuiltInOcc_maybe occ =
case name of
"[]" -> Just $ choose_ns listTyConName nilDataConName
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