GCC_VERSION
#define GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__)
#define GCC_VERSION \
#define GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__)
#define GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__)
#define GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__)