49 lines
659 B
Rust
49 lines
659 B
Rust
// run-rustfix
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#![warn(clippy::neg_multiply)]
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#![allow(clippy::no_effect, clippy::unnecessary_operation, clippy::precedence)]
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#![allow(unused)]
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use std::ops::Mul;
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struct X;
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impl Mul<isize> for X {
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type Output = X;
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fn mul(self, _r: isize) -> Self {
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self
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}
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}
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impl Mul<X> for isize {
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type Output = X;
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fn mul(self, _r: X) -> X {
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X
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}
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}
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fn main() {
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let x = 0;
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x * -1;
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-1 * x;
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100 + x * -1;
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(100 + x) * -1;
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-1 * 17;
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0xcafe | 0xff00 * -1;
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3_usize as i32 * -1;
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(3_usize as i32) * -1;
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-1 * -1; // should be ok
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X * -1; // should be ok
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-1 * X; // should also be ok
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}
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