tree fbe309a6c9f1fa76d83cd83ed75b9771b3299d8e
parent 3dc7c2a368684cdcd97bee9b8d41b031ee17aef3
author Markus Keller <markus_keller@ch.ibm.com> 1359130768 +0100
committer Markus Keller <markus_keller@ch.ibm.com> 1359130768 +0100

don't deal with inexistent elements