975 static void dep_stack_insert(struct dep_stack *stack, struct symbol *sym)  in dep_stack_insert()  argument
977 	memset(stack, 0, sizeof(*stack));  in dep_stack_insert()
979 		check_top->next = stack;  in dep_stack_insert()
980 	stack->prev = check_top;  in dep_stack_insert()
981 	stack->sym = sym;  in dep_stack_insert()
982 	check_top = stack;  in dep_stack_insert()
999 	struct dep_stack *stack;  in sym_check_print_recursive()  local
1010 	for (stack = check_top; stack != NULL; stack = stack->prev)  in sym_check_print_recursive()
1011 		if (stack->sym == last_sym)  in sym_check_print_recursive()
1013 	if (!stack) {  in sym_check_print_recursive()
1018 	for (; stack; stack = stack->next) {  in sym_check_print_recursive()
1019 		sym = stack->sym;  in sym_check_print_recursive()
1020 		next_sym = stack->next ? stack->next->sym : last_sym;  in sym_check_print_recursive()
1021 		prop = stack->prop;  in sym_check_print_recursive()
1023 			prop = stack->sym->prop;  in sym_check_print_recursive()
1033 		if (stack->sym == last_sym)  in sym_check_print_recursive()
1047 		} else if (stack->expr == &sym->dir_dep.expr) {  in sym_check_print_recursive()
1052 		} else if (stack->expr == &sym->rev_dep.expr) {  in sym_check_print_recursive()
1057 		} else if (stack->expr == &sym->implied.expr) {  in sym_check_print_recursive()
1062 		} else if (stack->expr) {  in sym_check_print_recursive()
1125 	struct dep_stack stack;  in sym_check_sym_deps()  local
1127 	dep_stack_insert(&stack, sym);  in sym_check_sym_deps()
1129 	stack.expr = &sym->dir_dep.expr;  in sym_check_sym_deps()
1134 	stack.expr = &sym->rev_dep.expr;  in sym_check_sym_deps()
1139 	stack.expr = &sym->implied.expr;  in sym_check_sym_deps()
1144 	stack.expr = NULL;  in sym_check_sym_deps()
1150 		stack.prop = prop;  in sym_check_sym_deps()
1156 		stack.expr = &prop->expr;  in sym_check_sym_deps()
1160 		stack.expr = NULL;  in sym_check_sym_deps()
1174 	struct dep_stack stack;  in sym_check_choice_deps()  local
1176 	dep_stack_insert(&stack, choice);  in sym_check_choice_deps()
1219 		struct dep_stack stack;  in sym_check_deps()  local
1222 		dep_stack_insert(&stack, sym);  in sym_check_deps()