tree 0dbe5baa4dbacf3d23b4300332450ee179da197e
parent 3a217d830d7a55b48cdfffd73d3b72f83fff53c9
author Florian Nücke <florian@nuecke.de> 1421754985 +0100
committer Florian Nücke <florian@nuecke.de> 1421754985 +0100

Make block breaking fail when we're too weak (strength is zero). Fixes #834.