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error[E0271]: type mismatch resolving `<() as Array<'a>>::Element == ()`
--> $DIR/issue-39970.rs:19:5
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LL | <() as Visit>::visit();
| ^^^^^^^^^^^^^^^^^^^^ type mismatch resolving `<() as Array<'a>>::Element == ()`
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note: expected this to be `()`
--> $DIR/issue-39970.rs:10:20
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LL | type Element = &'a ();
| ^^^^^^
note: required for `()` to implement `Visit`
--> $DIR/issue-39970.rs:13:6
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LL | impl Visit for () where
| ^^^^^ ^^
LL | //(): for<'a> Array<'a, Element=&'a ()>, // No ICE
LL | (): for<'a> Array<'a, Element=()>, // ICE
| ---------- unsatisfied trait bound introduced here
error: aborting due to previous error
For more information about this error, try `rustc --explain E0271`.
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