Lines Matching refs:head
256 /* This points to the head of the sourcefile structure list. */
1647 block_t *head = block;
1651 arc = head->succ;
1675 for (dst = head; (probe_arc = dst->u.cycle.arc);
1688 for (dst = head; (probe_arc = dst->u.cycle.arc);
1693 while (head != cycle_arc->src)
1695 arc = head->u.cycle.arc;
1696 head->u.cycle.arc = NULL;
1697 head = arc->src;
1706 head = dst;
1711 arc = head->u.cycle.arc;
1715 head->u.cycle.arc = NULL;
1716 head = arc->src;