__attribute__((unused)) 使用

__attribute__((unused))是GCC的扩展功能，用于设置变量、类型、函数的属性。它的作用是告诉编译器在编译过程中不产生关于未使用的变量、函数或类型的警告信息。[3]这在一些情况下很有用，比如在编写代码时预先声明了一些变量或函数但未在后续的代码中使用到它们，使用__attribute__((unused))可以避免编译器产生未使用的警告。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
- *1* [__attribute_unused__和__attribute_used__的作用](https://blog.csdn.net/qq_37600027/article/details/90740459)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"]
- *2* *3* [__attribute__((unused))使用场景](https://blog.csdn.net/yanlaifan/article/details/103188672)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"]
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