if (p_updateMechanism == UM_LAZY) {
p_actionHeap = xbt_heap_new(8, NULL);
xbt_heap_set_update_callback(p_actionHeap, surf_action_lmm_update_index_heap);
if (p_updateMechanism == UM_LAZY) {
p_actionHeap = xbt_heap_new(8, NULL);
xbt_heap_set_update_callback(p_actionHeap, surf_action_lmm_update_index_heap);
#ifdef HAVE_TRACING
if (TRACE_is_enabled()) {
int n = lmm_get_number_of_cnst_from_var(p_maxminSystem, action->p_variable);
#ifdef HAVE_TRACING
if (TRACE_is_enabled()) {
int n = lmm_get_number_of_cnst_from_var(p_maxminSystem, action->p_variable);