From 64681739fd5972f259080b098d9bffef33e4b0b5 Mon Sep 17 00:00:00 2001
From: Victor Zverovich <victor.zverovich@gmail.com>
Date: Sat, 26 Aug 2017 09:32:37 -0700
Subject: [PATCH] Fix a warning

---
 test/util-test.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/util-test.cc b/test/util-test.cc
index b61d12f3..3adfe001 100644
--- a/test/util-test.cc
+++ b/test/util-test.cc
@@ -488,7 +488,7 @@ struct MockVisitor {
   Result operator()(T value) { return visit(value); }
 
   template <typename U>
-  Result operator()(U value) {
+  Result operator()(U) {
     unexpected();
     return Result();
   }