X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2FDEVEL%2Fmathml_editor%2Fsrc%2FLPushLexer.cc;fp=helm%2FDEVEL%2Fmathml_editor%2Fsrc%2FLPushLexer.cc;h=8a22d6678bad9c13ae1c7cda52b2c73d18adfb3b;hb=701bff1d89e9dbf8b1f6d6b627bab375cb71f1af;hp=74cda410aa5abc77738684c2304fb9a8762f6f14;hpb=c7a6eb681015fcf125467fd0fe74482d46f2a892;p=helm.git

diff --git a/helm/DEVEL/mathml_editor/src/LPushLexer.cc b/helm/DEVEL/mathml_editor/src/LPushLexer.cc
index 74cda410a..8a22d6678 100644
--- a/helm/DEVEL/mathml_editor/src/LPushLexer.cc
+++ b/helm/DEVEL/mathml_editor/src/LPushLexer.cc
@@ -24,6 +24,7 @@
  */
 
 #include <string>
+#include <cctype>
 
 #include "ALogger.hh"
 #include "TToken.hh"