Remove unused OccInfo (simplification)

[ghc-hetmet.git] / compiler / coreSyn / CoreUnfold.lhs

diff --git a/compiler/coreSyn/CoreUnfold.lhs b/compiler/coreSyn/CoreUnfold.lhs
index 2a2751e..ad2a391 100644 (file)
--- a/compiler/coreSyn/CoreUnfold.lhs
+++ b/compiler/coreSyn/CoreUnfold.lhs
@@ -45,7 +45,7 @@ import Id             ( Id, idType, isId,
 import DataCon         ( isUnboxedTupleCon )
 import Literal         ( litSize )
 import PrimOp          ( primOpIsDupable, primOpOutOfLine )
-import IdInfo          ( OccInfo(..), GlobalIdDetails(..) )
+import IdInfo          ( GlobalIdDetails(..) )
 import Type            ( isUnLiftedType )
 import PrelNames       ( hasKey, buildIdKey, augmentIdKey )
 import Bag
@@ -502,14 +502,13 @@ StrictAnal.addStrictnessInfoToTopId
 \begin{code}
 callSiteInline :: DynFlags
               -> Bool                  -- True <=> the Id can be inlined
-              -> OccInfo
               -> Id                    -- The Id
               -> [Bool]                -- One for each value arg; True if it is interesting
               -> Bool                  -- True <=> continuation is interesting
               -> Maybe CoreExpr        -- Unfolding, if any
 
 
-callSiteInline dflags active_inline occ id arg_infos interesting_cont
+callSiteInline dflags active_inline id arg_infos interesting_cont
   = case idUnfolding id of {
        NoUnfolding -> Nothing ;
        OtherCon cs -> Nothing ;
@@ -531,11 +530,7 @@ callSiteInline dflags active_inline occ id arg_infos interesting_cont
 
        yes_or_no 
          | not active_inline = False
-         | otherwise = case occ of
-                               IAmDead               -> pprTrace "callSiteInline: dead" (ppr id) False
-                               IAmALoopBreaker False -> False  -- Note [RulesOnly] in OccurAnal
-                               --OneOcc in_lam _ _   -> (not in_lam || is_cheap) && consider_safe True
-                               other                 -> is_cheap && consider_safe False
+         | otherwise = is_cheap && consider_safe False
                -- We consider even the once-in-one-branch
                -- occurrences, because they won't all have been
                -- caught by preInlineUnconditionally.  In particular,
@@ -596,7 +591,6 @@ callSiteInline dflags active_inline occ id arg_infos interesting_cont
     if dopt Opt_D_dump_inlinings dflags then
        pprTrace "Considering inlining"
                 (ppr id <+> vcat [text "active:" <+> ppr active_inline,
-                                  text "occ info:" <+> ppr occ,
                                   text "arg infos" <+> ppr arg_infos,
                                   text "interesting continuation" <+> ppr interesting_cont,
                                   text "is value:" <+> ppr is_value,