| error[E0391]: cycle detected when expanding type alias `X1` |
| --> $DIR/infinite-type-alias-mutual-recursion.rs:6:11 |
| | |
| LL | type X1 = X2; |
| | ^^ |
| | |
| note: ...which requires expanding type alias `X2`... |
| --> $DIR/infinite-type-alias-mutual-recursion.rs:9:11 |
| | |
| LL | type X2 = X3; |
| | ^^ |
| note: ...which requires expanding type alias `X3`... |
| --> $DIR/infinite-type-alias-mutual-recursion.rs:11:11 |
| | |
| LL | type X3 = X1; |
| | ^^ |
| = note: ...which again requires expanding type alias `X1`, completing the cycle |
| = note: type aliases cannot be recursive |
| = help: consider using a struct, enum, or union instead to break the cycle |
| = help: see <https://doc.rust-lang.org/reference/types.html#recursive-types> for more information |
| note: cycle used when checking that `X1` is well-formed |
| --> $DIR/infinite-type-alias-mutual-recursion.rs:6:1 |
| | |
| LL | type X1 = X2; |
| | ^^^^^^^ |
| = note: see https://rustc-dev-guide.rust-lang.org/overview.html#queries and https://rustc-dev-guide.rust-lang.org/query.html for more information |
| |
| error: aborting due to 1 previous error |
| |
| For more information about this error, try `rustc --explain E0391`. |
