1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
|
//@ compile-flags: -Znext-solver
#![feature(lazy_type_alias)]
//~^ WARN the feature `lazy_type_alias` is incomplete
trait Foo {}
type A<T: Foo> = T;
struct W<T>(T);
// For `W<A<usize>>` to be WF, `A<usize>: Sized` must hold. However, when assembling
// alias bounds for `A<usize>`, we try to normalize it, but it doesn't hold because
// `usize: Foo` doesn't hold. Therefore we ICE, because we don't expect to still
// encounter weak types in `assemble_alias_bound_candidates_recur`.
fn hello(_: W<A<usize>>) {}
//~^ ERROR the trait bound `usize: Foo` is not satisfied
//~| ERROR the trait bound `usize: Foo` is not satisfied
//~| ERROR the trait bound `usize: Foo` is not satisfied
fn main() {}
|
