X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2FDEVEL%2Fmathml_editor%2Fsrc%2FTNode.cc;h=3c67d9d60076cefefb74e9618b805509fbe2fa21;hb=97c2d258a5c524eb5c4b85208899d80751a2c82f;hp=db1e4ce851cbd722c2dd109b783bb34c32ee98a9;hpb=c112706f347e08e7f345131fbc4c3aa0e9ecc7b5;p=helm.git

diff --git a/helm/DEVEL/mathml_editor/src/TNode.cc b/helm/DEVEL/mathml_editor/src/TNode.cc
index db1e4ce85..3c67d9d60 100644
--- a/helm/DEVEL/mathml_editor/src/TNode.cc
+++ b/helm/DEVEL/mathml_editor/src/TNode.cc
@@ -25,6 +25,7 @@
 
 #include "globals.hh"
 #include "TNode.hh"
+#include <cassert>
 
 TNode
 TNode::next() const