248 	struct expr *tmp;  in expr_eliminate_yn()  local
264 				tmp = e->right.expr;  in expr_eliminate_yn()
266 				free(tmp);  in expr_eliminate_yn()
280 				tmp = e->left.expr;  in expr_eliminate_yn()
282 				free(tmp);  in expr_eliminate_yn()
293 				tmp = e->right.expr;  in expr_eliminate_yn()
295 				free(tmp);  in expr_eliminate_yn()
309 				tmp = e->left.expr;  in expr_eliminate_yn()
311 				free(tmp);  in expr_eliminate_yn()
363 	struct expr *tmp;  in expr_join_or()  local
373 		tmp = e1->left.expr;  in expr_join_or()
374 		if (tmp->type != E_EQUAL && tmp->type != E_UNEQUAL && tmp->type != E_SYMBOL)  in expr_join_or()
376 		sym1 = tmp->left.sym;  in expr_join_or()
427 	struct expr *tmp;  in expr_join_and()  local
437 		tmp = e1->left.expr;  in expr_join_and()
438 		if (tmp->type != E_EQUAL && tmp->type != E_UNEQUAL && tmp->type != E_SYMBOL)  in expr_join_and()
440 		sym1 = tmp->left.sym;  in expr_join_and()
523 	struct expr *tmp;  in expr_eliminate_dups1()  local
547 		tmp = expr_join_or(e1, e2);  in expr_eliminate_dups1()
548 		if (tmp) {  in expr_eliminate_dups1()
551 			e2 = tmp;  in expr_eliminate_dups1()
556 		tmp = expr_join_and(e1, e2);  in expr_eliminate_dups1()
557 		if (tmp) {  in expr_eliminate_dups1()
560 			e2 = tmp;  in expr_eliminate_dups1()
596 	struct expr *tmp;  in expr_transform()  local
664 			tmp = e->left.expr->left.expr;  in expr_transform()
667 			e = tmp;  in expr_transform()
673 			tmp = e->left.expr;  in expr_transform()
675 			e = tmp;  in expr_transform()
681 			tmp = e->left.expr;  in expr_transform()
683 			e = tmp;  in expr_transform()
689 			tmp = e->left.expr;  in expr_transform()
691 			e = tmp;  in expr_transform()
696 			tmp = e->left.expr;  in expr_transform()
698 			e->right.expr = expr_alloc_one(E_NOT, tmp->right.expr);  in expr_transform()
699 			tmp->type = E_NOT;  in expr_transform()
700 			tmp->right.expr = NULL;  in expr_transform()
705 			tmp = e->left.expr;  in expr_transform()
707 			e->right.expr = expr_alloc_one(E_NOT, tmp->right.expr);  in expr_transform()
708 			tmp->type = E_NOT;  in expr_transform()
709 			tmp->right.expr = NULL;  in expr_transform()
715 				tmp = e->left.expr;  in expr_transform()
717 				e = tmp;  in expr_transform()
724 				tmp = e->left.expr;  in expr_transform()
726 				e = tmp;  in expr_transform()
733 				tmp = e->left.expr;  in expr_transform()
735 				e = tmp;  in expr_transform()