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12 lines
232 B
Rust
12 lines
232 B
Rust
#![feature(coerce_unsized)]
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use std::ops::CoerceUnsized;
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struct Foo<T: ?Sized> { //~ ERROR `T` is never used
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a: i32,
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}
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impl<T, U> CoerceUnsized<Foo<U>> for Foo<T> //~ ERROR E0374
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where T: CoerceUnsized<U> {}
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fn main() {}
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