| //! Tests bitwise operations with platform-specific and negative number behavior. | |
| //@ run-pass | |
| #[cfg(any(target_pointer_width = "32"))] | |
| fn target() { | |
| assert_eq!(-1000isize as usize >> 3_usize, 536870787_usize); | |
| } | |
| #[cfg(any(target_pointer_width = "64"))] | |
| fn target() { | |
| assert_eq!(-1000isize as usize >> 3_usize, 2305843009213693827_usize); | |
| } | |
| fn general() { | |
| let mut a: isize = 1; | |
| let mut b: isize = 2; | |
| a ^= b; | |
| b ^= a; | |
| a = a ^ b; | |
| println!("{}", a); | |
| println!("{}", b); | |
| assert_eq!(b, 1); | |
| assert_eq!(a, 2); | |
| assert_eq!(!0xf0_isize & 0xff, 0xf); | |
| assert_eq!(0xf0_isize | 0xf, 0xff); | |
| assert_eq!(0xf_isize << 4, 0xf0); | |
| assert_eq!(0xf0_isize >> 4, 0xf); | |
| assert_eq!(-16 >> 2, -4); | |
| assert_eq!(0b1010_1010_isize | 0b0101_0101, 0xff); | |
| } | |
| pub fn main() { | |
| general(); | |
| target(); | |
| } |