[开发杂项][编译][C/C++]Suppressing GCC Warnings
作者:互联网
#if ((__GNUC__ * 100) + __GNUC_MINOR__) >= 402
#define GCC_DIAG_STR(s) #s
#define GCC_DIAG_JOINSTR(x,y) GCC_DIAG_STR(x ## y)
# define GCC_DIAG_DO_PRAGMA(x) _Pragma (#x)
# define GCC_DIAG_PRAGMA(x) GCC_DIAG_DO_PRAGMA(GCC diagnostic x)
# if ((__GNUC__ * 100) + __GNUC_MINOR__) >= 406
# define GCC_DIAG_OFF(x) GCC_DIAG_PRAGMA(push) \
GCC_DIAG_PRAGMA(ignored GCC_DIAG_JOINSTR(-W,x))
# define GCC_DIAG_ON(x) GCC_DIAG_PRAGMA(pop)
# else
# define GCC_DIAG_OFF(x) GCC_DIAG_PRAGMA(ignored GCC_DIAG_JOINSTR(-W,x))
# define GCC_DIAG_ON(x) GCC_DIAG_PRAGMA(warning GCC_DIAG_JOINSTR(-W,x))
# endif
#else
# define GCC_DIAG_OFF(x)
# define GCC_DIAG_ON(x)
#endif
http://dbp-consulting.com/tutorials/SuppressingGCCWarnings.html
标签:__,GCC,Warnings,DIAG,GNUC,C++,PRAGMA,define 来源: https://blog.csdn.net/giantpoplar/article/details/116068714