19 lines
249 B
Rust
19 lines
249 B
Rust
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// compile-pass
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pub trait Nullable {
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const NULL: Self;
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fn is_null(&self) -> bool;
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}
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impl<T> Nullable for *const T {
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const NULL: Self = 0 as *const T;
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fn is_null(&self) -> bool {
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*self == Self::NULL
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}
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}
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fn main() {
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}
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