From: gkinkie@gmail.com <kinkie@squid-cache.org>
Date: Fri, 27 Jan 2023 14:43:41 +0000 (+0000)
Subject: Fix build with clang v15.0.6 [-Wunused-but-set-variable] (#1247)
X-Git-Tag: SQUID_6_0_1~33
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=71d09e3b5f90ebcfbe2d16880d34e9fc7db61fa0;p=thirdparty%2Fsquid.git

Fix build with clang v15.0.6 [-Wunused-but-set-variable] (#1247)

clang v15.0.6 distributed with Fedora Rawhide complains about a variable
that is updated but never used:

    net_db.cc:230:9: error: variable 'removed' set but not used
    [-Werror,-Wunused-but-set-variable]`
---

diff --git a/src/icmp/net_db.cc b/src/icmp/net_db.cc
index 84bb50bd84..30865aaf34 100644
--- a/src/icmp/net_db.cc
+++ b/src/icmp/net_db.cc
@@ -227,7 +227,6 @@ netdbPurgeLRU(void)
     netdbEntry **list;
     int k = 0;
     int list_count = 0;
-    int removed = 0;
     list = (netdbEntry **)xcalloc(netdbEntry::UseCount(), sizeof(netdbEntry *));
     hash_first(addr_table);
 
@@ -247,8 +246,6 @@ netdbPurgeLRU(void)
             break;
 
         netdbRelease(*(list + k));
-
-        ++removed;
     }
 
     xfree(list);