X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=compiler%2Ftypecheck%2FTcGenDeriv.lhs;h=dba87d224f82949d3049f61619909a662de3eec3;hp=f7e5d39c941888492405ffc9cd320cc2593a0b7a;hb=d76d9636aeebe933d160157331b8c8c0087e73ac;hpb=4ac2bb39dffb4b825ece73b349ff0d56d79092d7

diff --git a/compiler/typecheck/TcGenDeriv.lhs b/compiler/typecheck/TcGenDeriv.lhs
index f7e5d39..dba87d2 100644
--- a/compiler/typecheck/TcGenDeriv.lhs
+++ b/compiler/typecheck/TcGenDeriv.lhs
@@ -893,7 +893,7 @@ gen_Read_binds get_fixity loc tycon
     read_nullary_cons 
       = case nullary_cons of
     	    []    -> []
-    	    [con] -> [nlHsDo DoExpr (match_con con ++ [mkExprStmt (result_expr con [])])]
+    	    [con] -> [nlHsDo DoExpr (match_con con ++ [noLoc $ mkLastStmt (result_expr con [])])]
             _     -> [nlHsApp (nlHsVar choose_RDR) 
     		   	      (nlList (map mk_pair nullary_cons))]
         -- NB For operators the parens around (:=:) are matched by the
@@ -967,7 +967,7 @@ gen_Read_binds get_fixity loc tycon
     ------------------------------------------------------------------------
     mk_alt e1 e2       = genOpApp e1 alt_RDR e2				-- e1 +++ e2
     mk_parser p ss b   = nlHsApps prec_RDR [nlHsIntLit p	        -- prec p (do { ss ; b })
-                                           , nlHsDo DoExpr (ss ++ [mkExprStmt b])]
+                                           , nlHsDo DoExpr (ss ++ [noLoc $ mkLastStmt b])]
     bindLex pat	       = noLoc (mkBindStmt pat (nlHsVar lexP_RDR))	-- pat <- lexP
     con_app con as     = nlHsVarApps (getRdrName con) as		-- con as
     result_expr con as = nlHsApp (nlHsVar returnM_RDR) (con_app con as) -- return (con as)