mirror of
https://github.com/rust-lang/rust.git
synced 2024-10-30 14:01:51 +00:00
44 lines
1.2 KiB
Plaintext
44 lines
1.2 KiB
Plaintext
error[E0072]: recursive types `Foo` and `Bar` have infinite size
|
|
--> $DIR/variance-regions-unused-indirect.rs:3:1
|
|
|
|
|
LL | enum Foo<'a> {
|
|
| ^^^^^^^^^^^^
|
|
LL |
|
|
LL | Foo1(Bar<'a>)
|
|
| ------- recursive without indirection
|
|
...
|
|
LL | enum Bar<'a> {
|
|
| ^^^^^^^^^^^^
|
|
LL | Bar1(Foo<'a>)
|
|
| ------- recursive without indirection
|
|
|
|
|
help: insert some indirection (e.g., a `Box`, `Rc`, or `&`) to break the cycle
|
|
|
|
|
LL ~ Foo1(Box<Bar<'a>>)
|
|
LL | }
|
|
LL |
|
|
LL | enum Bar<'a> {
|
|
LL ~ Bar1(Box<Foo<'a>>)
|
|
|
|
|
|
|
error[E0392]: lifetime parameter `'a` is never used
|
|
--> $DIR/variance-regions-unused-indirect.rs:3:10
|
|
|
|
|
LL | enum Foo<'a> {
|
|
| ^^ unused lifetime parameter
|
|
|
|
|
= help: consider removing `'a`, referring to it in a field, or using a marker such as `PhantomData`
|
|
|
|
error[E0392]: lifetime parameter `'a` is never used
|
|
--> $DIR/variance-regions-unused-indirect.rs:8:10
|
|
|
|
|
LL | enum Bar<'a> {
|
|
| ^^ unused lifetime parameter
|
|
|
|
|
= help: consider removing `'a`, referring to it in a field, or using a marker such as `PhantomData`
|
|
|
|
error: aborting due to 3 previous errors
|
|
|
|
Some errors have detailed explanations: E0072, E0392.
|
|
For more information about an error, try `rustc --explain E0072`.
|