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-rw-r--r--compiler/codeGen/CgCon.lhs15
1 files changed, 4 insertions, 11 deletions
diff --git a/compiler/codeGen/CgCon.lhs b/compiler/codeGen/CgCon.lhs
index b22e56f70c..a700ccd70e 100644
--- a/compiler/codeGen/CgCon.lhs
+++ b/compiler/codeGen/CgCon.lhs
@@ -9,13 +9,6 @@ with {\em constructors} on the RHSs of let(rec)s. See also
@CgClosure@, which deals with closures.
\begin{code}
-{-# OPTIONS -w #-}
--- The above warning supression flag is a temporary kludge.
--- While working on this module you are encouraged to remove it and fix
--- any warnings in the module. See
--- http://hackage.haskell.org/trac/ghc/wiki/Commentary/CodingStyle#Warnings
--- for details
-
module CgCon (
cgTopRhsCon, buildDynCon,
bindConArgs, bindUnboxedTupleComponents,
@@ -141,7 +134,7 @@ which have exclusively size-zero (VoidRep) args, we generate no code
at all.
\begin{code}
-buildDynCon binder cc con []
+buildDynCon binder _ con []
= returnFC (taggedStableIdInfo binder
(mkLblExpr (mkClosureLabel (dataConName con)
(idCafInfo binder)))
@@ -171,7 +164,7 @@ which is guaranteed in range.
Because of this, we use can safely return an addressing mode.
\begin{code}
-buildDynCon binder cc con [arg_amode]
+buildDynCon binder _ con [arg_amode]
| maybeIntLikeCon con
, (_, CmmLit (CmmInt val _)) <- arg_amode
, let val_int = (fromIntegral val) :: Int
@@ -182,7 +175,7 @@ buildDynCon binder cc con [arg_amode]
intlike_amode = CmmLit (cmmLabelOffW intlike_lbl offsetW)
; returnFC (taggedStableIdInfo binder intlike_amode (mkConLFInfo con) con) }
-buildDynCon binder cc con [arg_amode]
+buildDynCon binder _ con [arg_amode]
| maybeCharLikeCon con
, (_, CmmLit (CmmInt val _)) <- arg_amode
, let val_int = (fromIntegral val) :: Int
@@ -326,7 +319,7 @@ cgReturnDataCon con amodes
| isDeadBinder bndr -> performReturn (jump_to deflt_lbl)
| otherwise -> build_it_then (jump_to deflt_lbl) }
- other_sequel -- The usual case
+ _ -- The usual case
| isUnboxedTupleCon con -> returnUnboxedTuple amodes
| otherwise -> build_it_then emitReturnInstr
}