testcpg.c: avoid 1 warning

* test/testcpg.c (sigintr_handler): Mark as "noreturn".

git-svn-id: http://svn.fedorahosted.org/svn/corosync/trunk@1972 fd59a12c-fef9-0310-b244-a6a79926bd2f

test/testcpg.c

@@ -148,6 +148,7 @@ cpg_callbacks_t callbacks = {
 	.cpg_confchg_fn =            ConfchgCallback,
 };
 
+void sigintr_handler (int signum) __attribute__((__noreturn__));
 void sigintr_handler (int signum) {
 	exit (0);
 }