From: Amos Jeffries <squid3@treenet.co.nz>
Date: Fri, 22 Jul 2011 15:33:47 +0000 (+1200)
Subject: Fix GCC4.6 warning unused variables in GnuRegex replacement
X-Git-Tag: take08~55^2~46
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=43a90aee313ff3fbede68d511ad5a6e4f46a81f3;p=thirdparty%2Fsquid.git

Fix GCC4.6 warning unused variables in GnuRegex replacement
---

diff --git a/compat/GnuRegex.c b/compat/GnuRegex.c
index c51ad7249c..33e3616b8d 100644
--- a/compat/GnuRegex.c
+++ b/compat/GnuRegex.c
@@ -3730,6 +3730,9 @@ on_failure:
             POP_FAILURE_POINT(sdummy, pdummy,
                               dummy_low_reg, dummy_high_reg,
                               reg_dummy, reg_dummy, reg_info_dummy);
+            /* avoid GCC 4.6 set but unused variables warning. Does not matter here. */
+            if (pdummy || sdummy)
+                (void)0;
         }
         /* Note fall through.  */