place transformed StackParam nodes in the user Block

[libfirm] / ir / be / becopyheur.c

diff --git a/ir/be/becopyheur.c b/ir/be/becopyheur.c
index 3f642d2..a859c58 100644 (file)
--- a/ir/be/becopyheur.c
+++ b/ir/be/becopyheur.c
@@ -455,7 +455,7 @@ static INLINE qnode_t *new_qnode(const unit_t *ou, int color) {
        qnode_t *qn = xmalloc(sizeof(*qn));
        qn->ou = ou;
        qn->color = color;
-       qn->mis = malloc(ou->node_count * sizeof(*qn->mis));
+       qn->mis = xmalloc(ou->node_count * sizeof(*qn->mis));
        qn->conflicts = new_set(set_cmp_conflict_t, SLOTS_CONFLICTS);
        qn->changed_nodes = new_set(set_cmp_node_stat_t, SLOTS_CHANGED_NODES);
        return qn;
@@ -582,6 +582,8 @@ int co_solve_heuristic(copy_opt_t *co) {
        unit_t *curr;
        dbg = firm_dbg_register("ir.be.copyoptheur");
 
+       ASSERT_OU_AVAIL(co);
+
        pinned_global = pset_new_ptr(SLOTS_PINNED_GLOBAL);
        list_for_each_entry(unit_t, curr, &co->units, units)
                if (curr->node_count > 1)