core_ops_bit__core__ops__bit__Shr_i32__u8__for__0__u8___shr
uint8_t uu____1 = core_ops_bit__core__ops__bit__Shr_i32__u8__for__0__u8___shr(byte, 4);
core_ops_bit__core__ops__bit__Shr_i32__u8__for__0__u8___shr(const uint8_t *x0, int32_t x1);