Fix warning.

diff --git a/src/lib/log.h b/src/lib/log.h
index e0ecf8d717ef1b2ce1254b3d76c88349ccd6b4ba..873d5f7a1674238b7946a3a0bef1434da54d3841 100644 (file)
--- a/src/lib/log.h
+++ b/src/lib/log.h
@@ -54,6 +54,7 @@ public:
         *  may be shorter or longer than this.
         */
        virtual std::string head_and_tail (int amount = 1024) const {
+               (void) amount;
                return "";
        }