u8_t
u8_t u8;
u16 = (u8_t)(u32 & 0xffff) << 8;
u8 = (u8_t)(u64 & 0x0f);
u8 = (u8_t)(u64 & 0x0f) << 4;
u8 = (u8_t)(u64 & 0x0f) << 5;
u8_t u8;
u8 = u8 & (u8_t)-0x80;
u8 = u8 & (u8_t)-0x80U;
u64 = 0x1234 & (u8_t)0x80;
u8 = (u8_t)cond;
u8 = (u8_t)u8;
u8 = (u8_t)u16;
u16 = (u8_t)u8;
u16 = (u8_t)u16;
u8 = (u8_t)s8;
u8_t u8;