Fix truncate on amd64 NCG; fixes arith005.

[ghc-hetmet.git] / compiler / basicTypes / IdInfo.lhs

diff --git a/compiler/basicTypes/IdInfo.lhs b/compiler/basicTypes/IdInfo.lhs
index 02ef0db..b009794 100644 (file)
--- a/compiler/basicTypes/IdInfo.lhs
+++ b/compiler/basicTypes/IdInfo.lhs
@@ -232,7 +232,8 @@ data GlobalIdDetails
   = VanillaGlobal              -- Imported from elsewhere, a default method Id.
 
   | RecordSelId                 -- The Id for a record selector
-    { sel_tycon   :: TyCon
+    { sel_tycon   :: TyCon     -- For a data type family, this is the *instance* TyCon
+                               --      not the family TyCon
     , sel_label   :: FieldLabel
     , sel_naughty :: Bool       -- True <=> naughty
     }                          -- See Note [Naughty record selectors]
@@ -718,8 +719,8 @@ zapFragileInfo info = Just (info `setSpecInfo` emptySpecInfo
 type TickBoxId = Int
 
 data TickBoxOp 
-   = TickBox Module !TickBoxId  -- ^Tick box for Hpc-style coverage,
-                               -- type = State# Void#
+   = TickBox Module {-# UNPACK #-} !TickBoxId
+          -- ^Tick box for Hpc-style coverage
 
 instance Outputable TickBoxOp where
     ppr (TickBox mod n)         = ptext SLIT("tick") <+> ppr (mod,n)