QPID-3284: Eliminated warnings from gcc 4.6 compiler

- Removed a bunch of variables set but not further used.
- Rejigged some asserts which would now have unused vars
  if compiler -DNDEBUG

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@1133166 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 2 insertions, 3 deletions

diff --git a/cpp/src/qpid/broker/Daemon.cpp b/cpp/src/qpid/broker/Daemon.cpp
index b30e5f18cb..c36538beb7 100644
--- a/cpp/src/qpid/broker/Daemon.cpp
+++ b/cpp/src/qpid/broker/Daemon.cpp
@@ -93,11 +93,10 @@ void Daemon::fork()
         catch (const exception& e) {
             QPID_LOG(critical, "Unexpected error: " << e.what());
             uint16_t port = 0;
-            int unused_ret;    //Supress warning about ignoring return value.
-            unused_ret = write(pipeFds[1], &port, sizeof(uint16_t));
+            (void) write(pipeFds[1], &port, sizeof(uint16_t));
 
             std::string pipeFailureMessage = e.what();
-            unused_ret = write ( pipeFds[1], 
+            (void) write ( pipeFds[1], 
                     pipeFailureMessage.c_str(), 
                     strlen(pipeFailureMessage.c_str())
                   );