File: 134641.rs

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rustc 1.89.0%2Bdfsg1-1
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//@ known-bug: #134641
#![feature(associated_const_equality)]

pub trait IsVoid {
    const IS_VOID: bool;
}
impl IsVoid for () {
    const IS_VOID: bool = true;
}

pub trait Maybe {}
impl Maybe for () {}
impl Maybe for () where (): IsVoid<IS_VOID = true> {}