mirror of https://github.com/rust-lang/rust
31 lines
632 B
Rust
31 lines
632 B
Rust
//@ revisions: cfail
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#![feature(generic_const_exprs, adt_const_params)]
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#![allow(incomplete_features)]
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use std::marker::ConstParamTy;
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#[derive(PartialEq, Eq, ConstParamTy)]
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struct NonZeroUsize(usize);
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impl NonZeroUsize {
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const fn get(self) -> usize {
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self.0
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}
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}
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// regression test for #77650
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struct C<T, const N: NonZeroUsize>([T; N.get()])
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where
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[T; N.get()]: Sized;
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impl<'a, const N: NonZeroUsize, A, B: PartialEq<A>> PartialEq<&'a [A]> for C<B, N>
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where
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[B; N.get()]: Sized,
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{
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fn eq(&self, other: &&'a [A]) -> bool {
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self.0 == other
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//~^ error: can't compare
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}
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}
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fn main() {}
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