110 lines
3.5 KiB
Plaintext
110 lines
3.5 KiB
Plaintext
error[E0391]: cycle detected when computing type of `cycle1::{opaque#0}`
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--> $DIR/auto-trait-leak.rs:12:16
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LL | fn cycle1() -> impl Clone {
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| ^^^^^^^^^^
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note: ...which requires borrow-checking `cycle1`...
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--> $DIR/auto-trait-leak.rs:12:1
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LL | fn cycle1() -> impl Clone {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^
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note: ...which requires promoting constants in MIR for `cycle1`...
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--> $DIR/auto-trait-leak.rs:12:1
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LL | fn cycle1() -> impl Clone {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^
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note: ...which requires preparing `cycle1` for borrow checking...
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--> $DIR/auto-trait-leak.rs:12:1
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LL | fn cycle1() -> impl Clone {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^
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note: ...which requires unsafety-checking `cycle1`...
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--> $DIR/auto-trait-leak.rs:12:1
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LL | fn cycle1() -> impl Clone {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^
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note: ...which requires building MIR for `cycle1`...
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--> $DIR/auto-trait-leak.rs:12:1
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LL | fn cycle1() -> impl Clone {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^
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note: ...which requires match-checking `cycle1`...
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--> $DIR/auto-trait-leak.rs:12:1
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LL | fn cycle1() -> impl Clone {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^
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note: ...which requires building THIR for `cycle1`...
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--> $DIR/auto-trait-leak.rs:12:1
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LL | fn cycle1() -> impl Clone {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^
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note: ...which requires type-checking `cycle1`...
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--> $DIR/auto-trait-leak.rs:14:5
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LL | send(cycle2().clone());
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| ^^^^
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= note: ...which requires evaluating trait selection obligation `cycle2::{opaque#0}: core::marker::Send`...
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note: ...which requires computing type of `cycle2::{opaque#0}`...
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--> $DIR/auto-trait-leak.rs:19:16
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LL | fn cycle2() -> impl Clone {
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| ^^^^^^^^^^
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note: ...which requires borrow-checking `cycle2`...
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--> $DIR/auto-trait-leak.rs:19:1
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LL | fn cycle2() -> impl Clone {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^
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note: ...which requires promoting constants in MIR for `cycle2`...
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--> $DIR/auto-trait-leak.rs:19:1
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LL | fn cycle2() -> impl Clone {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^
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note: ...which requires preparing `cycle2` for borrow checking...
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--> $DIR/auto-trait-leak.rs:19:1
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LL | fn cycle2() -> impl Clone {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^
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note: ...which requires unsafety-checking `cycle2`...
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--> $DIR/auto-trait-leak.rs:19:1
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LL | fn cycle2() -> impl Clone {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^
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note: ...which requires building MIR for `cycle2`...
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--> $DIR/auto-trait-leak.rs:19:1
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LL | fn cycle2() -> impl Clone {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^
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note: ...which requires match-checking `cycle2`...
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--> $DIR/auto-trait-leak.rs:19:1
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LL | fn cycle2() -> impl Clone {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^
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note: ...which requires building THIR for `cycle2`...
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--> $DIR/auto-trait-leak.rs:19:1
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LL | fn cycle2() -> impl Clone {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^
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note: ...which requires type-checking `cycle2`...
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--> $DIR/auto-trait-leak.rs:20:5
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LL | send(cycle1().clone());
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| ^^^^
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= note: ...which requires evaluating trait selection obligation `cycle1::{opaque#0}: core::marker::Send`...
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= note: ...which again requires computing type of `cycle1::{opaque#0}`, completing the cycle
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note: cycle used when checking item types in top-level module
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--> $DIR/auto-trait-leak.rs:1:1
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LL | / use std::cell::Cell;
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LL | | use std::rc::Rc;
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LL | |
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LL | | fn send<T: Send>(_: T) {}
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... |
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LL | | Rc::new(String::from("foo"))
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LL | | }
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| |_^
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error: aborting due to previous error
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For more information about this error, try `rustc --explain E0391`.
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