rust/tests/ui/arithmetic.rs

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#![feature(plugin)]
#![plugin(clippy)]
#![deny(integer_arithmetic, float_arithmetic)]
#![allow(unused, shadow_reuse, shadow_unrelated, no_effect, unnecessary_operation)]
fn main() {
let i = 1i32;
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1 + i;
i * 2;
1 %
i / 2; // no error, this is part of the expression in the preceding line
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i - 2 + 2 - i;
-i;
i & 1; // no wrapping
i | 1;
i ^ 1;
i >> 1;
i << 1;
let f = 1.0f32;
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f * 2.0;
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1.0 + f;
f * 2.0;
f / 2.0;
f - 2.0 * 4.2;
-f;
}