X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Fghci%2FGhciTags.hs;h=9959991fab9297cb1a28b68bfef89ca6abd562aa;hb=579bc757533c8c9e5beabe5b21daddd922c1af75;hp=6aa4829fe50a82e7f0e7292c00023e964948d42e;hpb=881b72ecf360a38455ac9391ffa69039377aae25;p=ghc-hetmet.git

diff --git a/compiler/ghci/GhciTags.hs b/compiler/ghci/GhciTags.hs
index 6aa4829..9959991 100644
--- a/compiler/ghci/GhciTags.hs
+++ b/compiler/ghci/GhciTags.hs
@@ -120,12 +120,9 @@ collateAndWriteTags ETags file tagInfos = do -- etags style, Emacs/XEmacs
           sortedGroup = sortLe byLine group
           tags = unlines $ perFile sortedGroup 1 0 $ lines file
       return $ "\x0c\n" ++ fileName ++ "," ++ show (length tags) ++ "\n" ++ tags
-    perFile (tagInfo@(_tag, _file, lNo, _colNo):tags) count pos (line:lines)
-     | lNo > count =
-      perFile (tagInfo:tags) (count+1) (pos+length line) lines
-    perFile (tagInfo@(_tag, _file, lNo, _colNo):tags) count pos lines@(line:_)
-     | lNo == count =
-      showETag tagInfo line pos : perFile tags count pos lines
+    perFile (tagInfo@(_tag, _file, lNo, _colNo):tags) count pos lines@(line:lines')
+     | lNo >  count = perFile (tagInfo:tags) (count+1) (pos+length line) lines'
+     | lNo == count = showETag tagInfo line pos : perFile tags count pos lines
     perFile _ _ _ _ = []
 
 -- simple ctags format, for Vim et al