// run-pass | |
#![feature(const_int_sign)] | |
const NEGATIVE_A: bool = (-10i32).is_negative(); | |
const NEGATIVE_B: bool = 10i32.is_negative(); | |
const POSITIVE_A: bool = (-10i32).is_positive(); | |
const POSITIVE_B: bool = 10i32.is_positive(); | |
const SIGNUM_POS: i32 = 10i32.signum(); | |
const SIGNUM_NIL: i32 = 0i32.signum(); | |
const SIGNUM_NEG: i32 = (-42i32).signum(); | |
const ABS_A: i32 = 10i32.abs(); | |
const ABS_B: i32 = (-10i32).abs(); | |
fn main() { | |
assert!(NEGATIVE_A); | |
assert!(!NEGATIVE_B); | |
assert!(!POSITIVE_A); | |
assert!(POSITIVE_B); | |
assert_eq!(SIGNUM_POS, 1); | |
assert_eq!(SIGNUM_NIL, 0); | |
assert_eq!(SIGNUM_NEG, -1); | |
assert_eq!(ABS_A, 10); | |
assert_eq!(ABS_B, 10); | |
} |