mirror of https://github.com/rust-lang/rust
17 lines
482 B
Rust
17 lines
482 B
Rust
// Most traits cannot be derived for unions.
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#[derive(
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PartialEq, //~ ERROR this trait cannot be derived for unions
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PartialOrd, //~ ERROR this trait cannot be derived for unions
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Ord, //~ ERROR this trait cannot be derived for unions
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Hash, //~ ERROR this trait cannot be derived for unions
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Default, //~ ERROR this trait cannot be derived for unions
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Debug, //~ ERROR this trait cannot be derived for unions
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)]
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union U {
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a: u8,
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b: u16,
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}
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fn main() {}
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