fix crash on init

Reviewed-on: #4

tile/init.cc

@@ -134,13 +134,13 @@ TerminateBasicRuntime()
 std::mutex init_lock;
 std::condition_variable init_cv;
 std::thread *lib_thread;
+const char *my_argv[1] = {"unknown"};
 
 void
 Init(int argc, char **argv, std::function<int(int, char **)> cb)
 {
     std::unique_lock<std::mutex> _(init_lock);
     assert(!lib_thread && "ReInitialize!!!");
-    const char *my_argv[1] = {"unknown"};
 
     if (!argv) {
         argc = 1;