576 class DFS
579   DFS (struct output_block *ob, tree expr, bool ref_p, bool this_ref_p,
581   ~DFS ();
665 DFS::DFS (struct output_block *ob, tree expr, bool ref_p, bool this_ref_p,  in DFS()  function
897 DFS::~DFS ()  in ~DFS()
906 DFS::DFS_write_tree_body (struct output_block *ob,  in DFS_write_tree_body()
1546 DFS::scc_entry_compare (const void *p1_, const void *p2_)  in scc_entry_compare()
1561 DFS::hash_scc (struct output_block *ob, unsigned first, unsigned size,  in hash_scc()
1638 	      DFS again (ob, sccstack[first+firstunique].t, ref_p, this_ref_p,  in hash_scc()
1712 DFS::DFS_write_tree (struct output_block *ob, sccs *from_state,  in DFS_write_tree()
1802       DFS (ob, expr, ref_p, this_ref_p, false);  in lto_output_tree()