--- a/src/Pure/PIDE/markup_tree.scala Tue Apr 29 13:29:05 2014 +0200
+++ b/src/Pure/PIDE/markup_tree.scala Tue Apr 29 13:32:13 2014 +0200
@@ -153,7 +153,7 @@
if (body.forall(e => new_range.contains(e._1)))
new Markup_Tree(branches -- body.keys, Entry(new_markup, new Markup_Tree(body)))
else {
- System.err.println("Ignored overlapping markup information: " + new_markup +
+ Output.warning("Ignored overlapping markup information: " + new_markup +
body.filter(e => !new_range.contains(e._1)).mkString("\n"))
this
}