From f56c0d0f77cf599a0c03ec07b1af47474459370f Mon Sep 17 00:00:00 2001
From: david <david@e0a8ed71-7df4-0310-8962-fdc924857419>
Date: Mon, 25 Jul 2011 23:31:17 +0000
Subject: [PATCH] Make dummy struct operator() const.

Solves a compile error with Visual C++ 2008.
---
 traceroute.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/traceroute.cc b/traceroute.cc
index b972828d7..dec5353af 100644
--- a/traceroute.cc
+++ b/traceroute.cc
@@ -1338,7 +1338,7 @@ void TracerouteState::remove_finished_hosts() {
 
 /* Dummy class to use sockaddr_storage as a map key. */
 struct lt_sockaddr_storage {
-  bool operator()(const struct sockaddr_storage& a, const struct sockaddr_storage& b) {
+  bool operator()(const struct sockaddr_storage& a, const struct sockaddr_storage& b) const {
     return sockaddr_storage_cmp(&a, &b) < 0;
   }
 };