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error[E0600]: cannot apply unary operator `-` to type `usize`
--> $DIR/feature-gate-negate-unsigned.rs:10:23
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LL | let _max: usize = -1;
| ^^ cannot apply unary operator `-`
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= note: unsigned values cannot be negated
help: you may have meant the maximum value of `usize`
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LL | let _max: usize = usize::MAX;
| ~~~~~~~~~~
error[E0600]: cannot apply unary operator `-` to type `u8`
--> $DIR/feature-gate-negate-unsigned.rs:14:14
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LL | let _y = -x;
| ^^ cannot apply unary operator `-`
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= note: unsigned values cannot be negated
error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0600`.
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