Function traverseCclosure

depends/lua/src/lgc.c:501–506

static lu_mem traverseCclosure (global_State *g, CClosure *cl) {
  int i;
  for (i = 0; i < cl->nupvalues; i++)  /* mark its upvalues */
    markvalue(g, &cl->upvalue[i]);
  return sizeCclosure(cl->nupvalues);
}

/*
** open upvalues point to values in a thread, so those values should