Use gcc 4.6

Fixes to enable gcc 4.6 for the IA build.

Change-Id: I344d2602723fbc4e342e6dd9972582bfabf80963
Author: Bruce Beare <bruce.j.beare@intel.com>
Signed-off-by: Bruce Beare <bruce.j.beare@intel.com>
Singed-off-by: Shuo Gao <shuo.gao@intel.com>
Signed-off-by: Bruce Beare <bruce.j.beare@intel.com>
Signed-off-by: Jack Ren <jack.ren@intel.com>
Author-tracking-BZ: 46863
diff --git a/util/symbol.c b/util/symbol.c
index eb31fa0..efb446c 100644
--- a/util/symbol.c
+++ b/util/symbol.c
@@ -2258,7 +2258,7 @@
 {
 	const char *filename;
 	char path[PATH_MAX];
-	struct process_args args = {0};
+	struct process_args args = {0LL};
 
 	if (machine__is_host(machine)) {
 		filename = "/proc/kallsyms";