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