rust/tests/ui/precedence.rs

39 lines
624 B
Rust
Raw Normal View History

2017-09-18 12:47:33 +02:00
2015-05-06 12:59:08 +02:00
#[warn(precedence)]
#[allow(identity_op)]
2015-05-06 12:59:08 +02:00
#[allow(eq_op)]
2018-01-16 15:52:16 +01:00
macro_rules! trip {
($a:expr) => {
match $a & 0b1111_1111i8 {
0 => println!("a is zero ({})", $a),
_ => println!("a is {}", $a),
}
};
}
2015-05-06 12:59:08 +02:00
fn main() {
1 << 2 + 3;
1 + 2 << 3;
4 >> 1 + 1;
1 + 3 >> 2;
1 ^ 1 - 1;
3 | 2 - 1;
3 & 5 - 2;
-1i32.abs();
-1f32.abs();
2017-02-08 14:58:07 +01:00
2015-08-30 17:32:35 +02:00
// These should not trigger an error
let _ = (-1i32).abs();
let _ = (-1f32).abs();
let _ = -(1i32).abs();
let _ = -(1f32).abs();
let _ = -(1i32.abs());
let _ = -(1f32.abs());
2018-01-16 15:52:16 +01:00
let b = 3;
trip!(b * 8);
2015-05-06 12:59:08 +02:00
}