File: const-equate-pred.rs

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rustc 1.87.0%2Bdfsg1-1
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#![crate_name = "foo"]
#![feature(generic_const_exprs)]
#![allow(incomplete_features)]

// Checking if `Send` is implemented for `Hasher` requires us to evaluate a `ConstEquate` predicate,
// which previously caused an ICE.

pub struct Hasher<T> {
    cv_stack: T,
}

unsafe impl<T: Default> Send for Hasher<T> {}

//@ has foo/struct.Foo.html
//@ has - '//h3[@class="code-header"]' 'impl Send for Foo'
pub struct Foo {
    hasher: Hasher<[u8; 3]>,
}