Index: src/Common/utility.h
===================================================================
--- src/Common/utility.h	(revision 0588d8cdb52925aa71dec460d908ce3164d28093)
+++ src/Common/utility.h	(revision ef5ef56042ce2b547da955746d9986e26cf628ca)
@@ -74,7 +74,7 @@
 
 template< typename Container >
-void deleteAll( Container &container ) {
-	for ( typename Container::iterator i = container.begin(); i != container.end(); ++i ) {
-		delete *i;
+void deleteAll( const Container &container ) {
+	for ( const auto &i : container ) {
+		delete i;
 	} // for
 }