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-rw-r--r--src/PGF/VisualizeTree.hs2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/PGF/VisualizeTree.hs b/src/PGF/VisualizeTree.hs
index 943e79efb..4e8df64c0 100644
--- a/src/PGF/VisualizeTree.hs
+++ b/src/PGF/VisualizeTree.hs
@@ -69,7 +69,7 @@ lin2graph ss = prelude ++ nodes ++ links
prelude = ["rankdir=LR ;", "node [shape = record] ;"]
nlins :: [(Int,[((Int,String),String)])]
- nlins = [(i, [((0,showp p),unw ws) | (p,ws) <- ws]) |
+ nlins = [(i, [((j,showp p),unw ws) | (j,(p,ws)) <- zip [0..] ws]) |
(i,ws) <- zip [0..] (map (wlins . readPosText) ss)]
unw = concat . intersperse "\\ " -- space escape in graphviz