Go to the documentation of this file. 26 #ifndef AVUTIL_ATTRIBUTES_H 27 #define AVUTIL_ATTRIBUTES_H 30 # define AV_GCC_VERSION_AT_LEAST(x,y) (__GNUC__ > x || __GNUC__ == x && __GNUC_MINOR__ >= y) 32 # define AV_GCC_VERSION_AT_LEAST(x,y) 0 35 #if AV_GCC_VERSION_AT_LEAST(3,1) 36 # define av_always_inline __attribute__((always_inline)) inline 37 #elif defined(_MSC_VER) 38 # define av_always_inline __forceinline 40 # define av_always_inline inline 43 #if AV_GCC_VERSION_AT_LEAST(3,1) 44 # define av_noinline __attribute__((noinline)) 45 #elif defined(_MSC_VER) 46 # define av_noinline __declspec(noinline) 51 #if AV_GCC_VERSION_AT_LEAST(3,1) 52 # define av_pure __attribute__((pure)) 57 #if AV_GCC_VERSION_AT_LEAST(2,6) 58 # define av_const __attribute__((const)) 63 #if AV_GCC_VERSION_AT_LEAST(4,3) 64 # define av_cold __attribute__((cold)) 69 #if AV_GCC_VERSION_AT_LEAST(4,1) && !defined(__llvm__) 70 # define av_flatten __attribute__((flatten)) 75 #if AV_GCC_VERSION_AT_LEAST(3,1) 76 # define attribute_deprecated __attribute__((deprecated)) 77 #elif defined(_MSC_VER) 78 # define attribute_deprecated __declspec(deprecated) 80 # define attribute_deprecated 84 # define av_unused __attribute__((unused)) 94 #if AV_GCC_VERSION_AT_LEAST(3,1) 95 # define av_used __attribute__((used)) 100 #if AV_GCC_VERSION_AT_LEAST(3,3) 101 # define av_alias __attribute__((may_alias)) 106 #if defined(__GNUC__) && !defined(__ICC) 107 # define av_uninit(x) x=x 109 # define av_uninit(x) x 113 # define av_builtin_constant_p __builtin_constant_p 114 # define av_printf_format(fmtpos, attrpos) __attribute__((__format__(__printf__, fmtpos, attrpos))) 116 # define av_builtin_constant_p(x) 0 117 # define av_printf_format(fmtpos, attrpos) 120 #if AV_GCC_VERSION_AT_LEAST(2,5) 121 # define av_noreturn __attribute__((noreturn))