Index: src/SynTree/Visitor.h
===================================================================
--- src/SynTree/Visitor.h	(revision 6f096d2341e25591a9d9435e4a28725954748a7a)
+++ src/SynTree/Visitor.h	(revision a87d40be1f61441199d1d675e3bd4836a20c7072)
@@ -238,5 +238,5 @@
 inline void acceptAll( Container & container, VisitorType & visitor ) {
 	SemanticErrorException errors;
-	for ( const auto * i : container ) {
+	for ( auto * i : container ) {
 		try {
 			if ( i ) {