423             struct vtn_if *if_stmt = vtn_cf_node_as_if(node);  in VTN_DECL_CF_NODE_FIND()  local
426             assert(if_stmt->merge_block != target_block);  in VTN_DECL_CF_NODE_FIND()
428             vtn_fail_if(if_stmt->merge_block != NULL,  in VTN_DECL_CF_NODE_FIND()
721       struct vtn_if *if_stmt = rzalloc(b, struct vtn_if);  in vtn_process_block()  local
723       if_stmt->node.type = vtn_cf_node_type_if;  in vtn_process_block()
724       if_stmt->node.parent = cf_parent;  in vtn_process_block()
725       if_stmt->condition = block->branch[1];  in vtn_process_block()
726       list_inithead(&if_stmt->then_body);  in vtn_process_block()
727       list_inithead(&if_stmt->else_body);  in vtn_process_block()
729       list_addtail(&if_stmt->node.link, cf_list);  in vtn_process_block()
737          if_stmt->merge_block = vtn_block(b, block->merge[1]);  in vtn_process_block()
738          vtn_block_set_merge_cf_node(b, if_stmt->merge_block, &if_stmt->node);  in vtn_process_block()
740          if_stmt->control = block->merge[2];  in vtn_process_block()
743       if_stmt->then_type = vtn_handle_branch(b, &if_stmt->node, then_block);  in vtn_process_block()
744       if (if_stmt->then_type == vtn_branch_type_none) {  in vtn_process_block()
745          vtn_add_cfg_work_item(b, work_list, &if_stmt->node,  in vtn_process_block()
746                                &if_stmt->then_body, then_block);  in vtn_process_block()
749       if_stmt->else_type = vtn_handle_branch(b, &if_stmt->node, else_block);  in vtn_process_block()
750       if (if_stmt->else_type == vtn_branch_type_none) {  in vtn_process_block()
751          vtn_add_cfg_work_item(b, work_list, &if_stmt->node,  in vtn_process_block()
752                                &if_stmt->else_body, else_block);  in vtn_process_block()
755       return if_stmt->merge_block;  in vtn_process_block()