rust/tests/ui/const-generics/generic_const_exprs/issue-72819-generic-in-cons...

24 lines
592 B
Rust

// Regression test for #72819: ICE due to failure in resolving the const generic in `Arr`'s type
// bounds.
//@ revisions: full min
#![cfg_attr(full, feature(generic_const_exprs))]
#![cfg_attr(full, allow(incomplete_features))]
struct Arr<const N: usize>
where Assert::<{N < usize::MAX / 2}>: IsTrue,
//[min]~^ ERROR generic parameters may not be used in const operations
{
}
enum Assert<const CHECK: bool> {}
trait IsTrue {}
impl IsTrue for Assert<true> {}
fn main() {
let x: Arr<{usize::MAX}> = Arr {};
//[full]~^ ERROR mismatched types
//[full]~| ERROR mismatched types
}