File: issue-81899.rs

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rustc 1.70.0%2Bdfsg1-9
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// Regression test for #81899.
// The `panic!()` below is important to trigger the fixed ICE.

const _CONST: &[u8] = &f(&[], |_| {});
//~^ constant

const fn f<F>(_: &[u8], _: F) -> &[u8]
where
    F: FnMut(&u8),
{
    panic!() //~ ERROR evaluation of constant value failed
    //~^ panic
}

fn main() {}