154   new->type.node_class = etree_value;  in exp_intop()
165   new->type.node_class = etree_value;  in exp_bigintop()
176   new->type.node_class = etree_rel;  in exp_relop()
641   switch (tree->type.node_class)  in exp_fold_tree_1()
682 	  if (tree->type.node_class != etree_assign)  in exp_fold_tree_1()
725 	  if (tree->type.node_class == etree_provide)  in exp_fold_tree_1()
758 	      if (tree->type.node_class == etree_provide)  in exp_fold_tree_1()
759 		tree->type.node_class = etree_provided;  in exp_fold_tree_1()
801   value.type.node_class = etree_binary;  in exp_binop()
820   value.type.node_class = etree_trinary;  in exp_trinop()
837   value.unary.type.node_class = etree_unary;  in exp_unop()
854   value.name.type.node_class = etree_name;  in exp_nameop()
873   new->type.node_class = etree_assign;  in exp_assop()
888   n->assign.type.node_class = etree_provide;  in exp_provide()
904   n->assert_s.type.node_class = etree_assert;  in exp_assert()
922   switch (tree->type.node_class)  in exp_print_tree()