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86a19467c1
When writing a negative unsigned integer literal, use a verbose suggestion and account for `as` casting.
40 lines
1.2 KiB
Plaintext
40 lines
1.2 KiB
Plaintext
error[E0600]: cannot apply unary operator `-` to type `usize`
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--> $DIR/unsigned-literal-negation.rs:2:13
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LL | let x = -1 as usize;
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| ^^ cannot apply unary operator `-`
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= note: unsigned values cannot be negated
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help: you may have meant the maximum value of `usize`
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LL | let x = usize::MAX;
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| ~~~~~~~~~~
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error[E0600]: cannot apply unary operator `-` to type `usize`
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--> $DIR/unsigned-literal-negation.rs:3:13
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LL | let x = (-1) as usize;
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| ^^^^ cannot apply unary operator `-`
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= note: unsigned values cannot be negated
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help: you may have meant the maximum value of `usize`
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LL | let x = usize::MAX;
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| ~~~~~~~~~~
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error[E0600]: cannot apply unary operator `-` to type `u32`
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--> $DIR/unsigned-literal-negation.rs:4:18
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LL | let x: u32 = -1;
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| ^^ cannot apply unary operator `-`
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= note: unsigned values cannot be negated
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help: you may have meant the maximum value of `u32`
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LL | let x: u32 = u32::MAX;
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| ~~~~~~~~
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error: aborting due to 3 previous errors
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For more information about this error, try `rustc --explain E0600`.
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