X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2FDEVEL%2Fmathml_editor%2Fsrc%2FTPushLexer.cc;h=da15822c39794eeac79e8a37a62866c2e19ffd5f;hb=4167cea65ca58897d1a3dbb81ff95de5074700cc;hp=3d2abc097821f5fe3c78d1b021f32e8f8b6eb934;hpb=87152a8fc9dc1d743213614da2ba279c8975fd09;p=helm.git

diff --git a/helm/DEVEL/mathml_editor/src/TPushLexer.cc b/helm/DEVEL/mathml_editor/src/TPushLexer.cc
index 3d2abc097..da15822c3 100644
--- a/helm/DEVEL/mathml_editor/src/TPushLexer.cc
+++ b/helm/DEVEL/mathml_editor/src/TPushLexer.cc
@@ -25,6 +25,7 @@
 
 #include <string>
 #include <cctype>
+#include <cassert>
 
 #include "TToken.hh"
 #include "TPushLexer.hh"