mirror of
https://github.com/rust-lang/rust-clippy
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30 lines
611 B
Rust
30 lines
611 B
Rust
#![feature(plugin)]
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#![plugin(clippy)]
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const ONE : i64 = 1;
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const NEG_ONE : i64 = -1;
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const ZERO : i64 = 0;
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#[allow(eq_op, no_effect, unnecessary_operation, double_parens)]
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#[warn(identity_op)]
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fn main() {
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let x = 0;
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x + 0;
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x + (1 - 1);
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x + 1;
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0 + x;
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1 + x;
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x - ZERO; //no error, as we skip lookups (for now)
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x | (0);
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((ZERO)) | x; //no error, as we skip lookups (for now)
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x * 1;
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1 * x;
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x / ONE; //no error, as we skip lookups (for now)
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x / 2; //no false positive
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x & NEG_ONE; //no error, as we skip lookups (for now)
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-1 & x;
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}
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