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gcc¾¯¸æÑ¡Ïî：

https://www.cnblogs.com/Dennis-mi/articles/7150321.html

ÔÚÔ´ÂëÖйرձàÒ뾯¸æ：

#ifdef __GNUC__
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
#endif

//dst code

#ifdef __GNUC__
#pragma GCC diagnostic pop
#endif