File: unify-n-nplusone.rs

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rustc 1.89.0%2Bdfsg1-1
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#![feature(generic_const_exprs)]
#![allow(incomplete_features)]

// This test would tries to unify `N` with `N + 1` which must fail the occurs check.

fn bind<const N: usize>(value: [u8; N]) -> [u8; N + 1] {
    todo!()
}

fn sink(_: [u8; 5]) {}

fn main() {
    let mut arr = Default::default();
    arr = bind(arr); //~ ERROR mismatched types
    sink(arr);
}