Support for -fwarn-unused-do-bind and -fwarn-wrong-do-bind, as per #3263

[ghc-hetmet.git] / compiler / codeGen / CgLetNoEscape.lhs

diff --git a/compiler/codeGen/CgLetNoEscape.lhs b/compiler/codeGen/CgLetNoEscape.lhs
index b02bc50..14f5fb8 100644 (file)
--- a/compiler/codeGen/CgLetNoEscape.lhs
+++ b/compiler/codeGen/CgLetNoEscape.lhs
@@ -9,13 +9,6 @@
 %********************************************************
 
 \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 CgLetNoEscape ( cgLetNoEscapeClosure ) where
 
 #include "HsVersions.h"
@@ -36,6 +29,7 @@ import CmmUtils
 import CLabel
 import ClosureInfo
 import CostCentre
+import Id
 import Var
 import SMRep
 import BasicTypes
@@ -155,8 +149,8 @@ cgLetNoEscapeClosure
 -- ToDo: deal with the cost-centre issues
 
 cgLetNoEscapeClosure 
-       bndr cc binder_info full_live_in_rhss 
-       rhs_eob_info cc_slot rec args body
+       bndr cc _ full_live_in_rhss 
+       rhs_eob_info cc_slot _ args body
   = let
        arity   = length args
        lf_info = mkLFLetNoEscape arity
@@ -174,7 +168,7 @@ cgLetNoEscapeClosure
 
                        -- Ignore the label that comes back from
                        -- mkRetDirectTarget.  It must be conjured up elswhere
-                   ; emitReturnTarget (idName bndr) abs_c
+                   ; _ <- emitReturnTarget (idName bndr) abs_c
                    ; return () })
 
        ; returnFC (bndr, letNoEscapeIdInfo bndr vSp lf_info) }
@@ -188,7 +182,7 @@ cgLetNoEscapeBody :: Id             -- Name of the joint point
                  -> StgExpr    -- Body
                  -> Code
 
-cgLetNoEscapeBody bndr cc cc_slot all_args body = do
+cgLetNoEscapeBody bndr _ cc_slot all_args body = do
   { (arg_regs, ptrs, nptrs, ret_slot) <- bindUnboxedTupleComponents all_args
 
      -- restore the saved cost centre.  BUT: we must not free the stack slot