1072     int scc;  member
1091   while (bb_data[cur1].scc != -1)  in tag_header()
1093       int ih = bb_data[cur1].scc;  in tag_header()
1098 	  bb_data[cur1].scc = cur2;  in tag_header()
1105   bb_data[cur1].scc = cur2;  in tag_header()
1169   bb_data[dest->index].scc = -1;  in rev_post_order_and_mark_dfs_back_seme()
1190 	  int header = bb_data[ei_edge (ei)->dest->index].scc;  in rev_post_order_and_mark_dfs_back_seme()
1205 	  else if (bb_data[ei_edge (ei)->dest->index].scc == -1)  in rev_post_order_and_mark_dfs_back_seme()
1209 	      int header = bb_data[ei_edge (ei)->dest->index].scc;  in rev_post_order_and_mark_dfs_back_seme()
1216 		  while (bb_data[header].scc != -1)  in rev_post_order_and_mark_dfs_back_seme()
1218 		      header = bb_data[header].scc;  in rev_post_order_and_mark_dfs_back_seme()
1269 	    src_scc = bb_data[src_scc].scc;  in rev_post_order_and_mark_dfs_back_seme()
1274 	    dest_scc = bb_data[dest_scc].scc;  in rev_post_order_and_mark_dfs_back_seme()
1284 	      if ((tem_dest_scc = bb_data[tem_dest_scc].scc) == src_scc)  in rev_post_order_and_mark_dfs_back_seme()
1295 	      if (bb_data[tem_src_scc].scc == dest_scc)  in rev_post_order_and_mark_dfs_back_seme()
1301 	      tem_src_scc = bb_data[tem_src_scc].scc;  in rev_post_order_and_mark_dfs_back_seme()
1314 		  src_scc = bb_data[src_scc].scc;  in rev_post_order_and_mark_dfs_back_seme()
1319 		  dest_scc = bb_data[dest_scc].scc;  in rev_post_order_and_mark_dfs_back_seme()
1322 	      while (bb_data[src_scc].scc != bb_data[dest_scc].scc)  in rev_post_order_and_mark_dfs_back_seme()
1324 		  src_scc = bb_data[src_scc].scc;  in rev_post_order_and_mark_dfs_back_seme()
1325 		  dest_scc = bb_data[dest_scc].scc;  in rev_post_order_and_mark_dfs_back_seme()
1351   gcc_assert (bb_data[dest->index].scc == -1  in rev_post_order_and_mark_dfs_back_seme()
1352 	      || (BASIC_BLOCK_FOR_FN (fn, bb_data[dest->index].scc)->flags  in rev_post_order_and_mark_dfs_back_seme()