| //@ check-pass |
| //@ revisions: current next |
| //@ ignore-compare-mode-next-solver (explicit revisions) |
| //@[next] compile-flags: -Znext-solver |
| |
| // Regression test for <https://github.com/rust-lang/trait-system-refactor-initiative/issues/203>. |
| // Test that we structually normalize in the hacky `&[T; N] -> *const T` in cast. |
| |
| trait Mirror { |
| type Assoc: ?Sized; |
| } |
| impl<T: ?Sized> Mirror for T { |
| type Assoc = T; |
| } |
| |
| struct W<'a>(&'a <[f32; 0] as Mirror>::Assoc); |
| |
| fn foo(x: W<'_>) -> *const f32 { |
| x.0 as *const f32 |
| } |
| |
| fn main() {} |