mirror of https://github.com/rust-lang/rust
19 lines
493 B
Rust
19 lines
493 B
Rust
fn is_sized<T:Sized>() { }
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fn not_sized<T: ?Sized>() { }
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struct Foo<T> { data: T }
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fn foo1<T>() { not_sized::<Foo<T>>() } // Hunky dory.
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fn foo2<T: ?Sized>() { not_sized::<Foo<T>>() }
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//~^ ERROR the size for values of type
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//
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// Not OK: `T` is not sized.
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struct Bar<T: ?Sized> { data: T }
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fn bar1<T: ?Sized>() { not_sized::<Bar<T>>() }
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fn bar2<T: ?Sized>() { is_sized::<Bar<T>>() }
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//~^ ERROR the size for values of type
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//
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// Not OK: `Bar<T>` is not sized, but it should be.
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fn main() { }
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