From b1b94305d896e4204159871318d6d08109b44764 Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Sun, 10 Dec 2017 00:41:57 +0100
Subject: [PATCH] RESOLVE: output verbose text when trying to set a duplicate
 name

... to help users understand what is or isn't done!
---
 lib/hostip.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/hostip.c b/lib/hostip.c
index ee2d4d2b5..886aeec42 100644
--- a/lib/hostip.c
+++ b/lib/hostip.c
@@ -877,9 +877,12 @@ CURLcode Curl_loadhostpairs(struct Curl_easy *data)
           dns->inuse--;
         }
       }
-      else
+      else {
         /* this is a duplicate, free it again */
+        infof(data, "RESOLVE %s:%d is already cached, %s not stored!\n",
+              hostname, port, address);
         Curl_freeaddrinfo(addr);
+      }
 
       if(data->share)
         Curl_share_unlock(data, CURL_LOCK_DATA_DNS);