rust/tests/ui/traits/issue-105231.stderr
2023-08-15 03:40:19 +00:00

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error[E0072]: recursive types `A` and `B` have infinite size
--> $DIR/issue-105231.rs:1:1
|
LL | struct A<T>(B<T>);
| ^^^^^^^^^^^ ---- recursive without indirection
LL |
LL | struct B<T>(A<A<T>>);
| ^^^^^^^^^^^ ------- recursive without indirection
|
help: insert some indirection (e.g., a `Box`, `Rc`, or `&`) to break the cycle
|
LL ~ struct A<T>(Box<B<T>>);
LL |
LL ~ struct B<T>(Box<A<A<T>>>);
|
error[E0275]: overflow evaluating the requirement `A<A<A<A<A<A<A<...>>>>>>>: Send`
--> $DIR/issue-105231.rs:5:28
|
LL | impl<T> Foo for T where T: Send {}
| ^^^^
|
= help: consider increasing the recursion limit by adding a `#![recursion_limit = "256"]` attribute to your crate (`issue_105231`)
note: required because it appears within the type `B<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<A<u8>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>`
--> $DIR/issue-105231.rs:3:8
|
LL | struct B<T>(A<A<T>>);
| ^
error: aborting due to 2 previous errors
Some errors have detailed explanations: E0072, E0275.
For more information about an error, try `rustc --explain E0072`.