Fix #3741, simplifying things in the process

[ghc-hetmet.git] / compiler / cmm / CmmLex.x

diff --git a/compiler/cmm/CmmLex.x b/compiler/cmm/CmmLex.x
index 22741f8..4224325 100644 (file)
--- a/compiler/cmm/CmmLex.x
+++ b/compiler/cmm/CmmLex.x
@@ -12,7 +12,7 @@
 
 {
 {-# OPTIONS -Wwarn -w #-}
--- The above warning supression flag is a temporary kludge.
+-- The above -Wwarn 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
@@ -269,7 +269,7 @@ tok_string str = CmmT_String (read str)
 setLine :: Int -> Action
 setLine code span buf len = do
   let line = parseUnsignedInteger buf len 10 octDecDigit
-  setSrcLoc (mkSrcLoc (srcSpanFile span) (fromIntegral line - 1) 0)
+  setSrcLoc (mkSrcLoc (srcSpanFile span) (fromIntegral line - 1) 1)
        -- subtract one: the line number refers to the *following* line
   -- trace ("setLine "  ++ show line) $ do
   popLexState
@@ -300,7 +300,7 @@ lexToken = do
   sc <- getLexState
   case alexScan inp sc of
     AlexEOF -> do let span = mkSrcSpan loc1 loc1
-                 setLastToken span 0 0
+                 setLastToken span 0
                  return (L span CmmT_EOF)
     AlexError (loc2,_) -> do failLocMsgP loc1 loc2 "lexical error"
     AlexSkip inp2 _ -> do
@@ -309,7 +309,7 @@ lexToken = do
     AlexToken inp2@(end,buf2) len t -> do
        setInput inp2
        let span = mkSrcSpan loc1 end
-       span `seq` setLastToken span len len
+       span `seq` setLastToken span len
        t span buf len
 
 -- -----------------------------------------------------------------------------