I enabled some extra warnings for hidden local variables and for hidden
virtual functions and caught some things and did some general code cleanup.



git-svn-id: https://llvm.org/svn/llvm-project/llvdb/trunk@108299 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/driver/Driver.cpp b/tools/driver/Driver.cpp
index 49676ef..552fbae 100644
--- a/tools/driver/Driver.cpp
+++ b/tools/driver/Driver.cpp
@@ -1220,7 +1220,7 @@
 
             if (!iochannel_thread_exited)
             {
-                SBEvent event;
+                event.Clear();
                 listener.GetNextEventForBroadcasterWithType (*m_io_channel_ap,
                                                              IOChannel::eBroadcastBitThreadDidExit,
                                                              event);