mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-01 15:01:51 +00:00
18 lines
565 B
Rust
18 lines
565 B
Rust
//@ run-pass
|
|
// Catch mistakes in the overflowing literals lint.
|
|
#![deny(overflowing_literals)]
|
|
|
|
pub fn main() {
|
|
assert_eq!(0xffffffff, (!0 as u32));
|
|
assert_eq!(4294967295, (!0 as u32));
|
|
assert_eq!(0xffffffffffffffff, (!0 as u64));
|
|
assert_eq!(18446744073709551615, (!0 as u64));
|
|
|
|
assert_eq!((-2147483648i32).wrapping_sub(1), 2147483647);
|
|
|
|
assert_eq!(-3.40282356e+38_f32, f32::MIN);
|
|
assert_eq!(3.40282356e+38_f32, f32::MAX);
|
|
assert_eq!(-1.7976931348623158e+308_f64, f64::MIN);
|
|
assert_eq!(1.7976931348623158e+308_f64, f64::MAX);
|
|
}
|