| error: expected identifier, found keyword `else` | 
 |   --> $DIR/only-resolve-top-level-guard-expr-once-ice-141265.rs:6:5 | 
 |    | | 
 | LL |     else if b 0 {} | 
 |    |     ^^^^ expected identifier, found keyword | 
 |  | 
 | error: missing `in` in `for` loop | 
 |   --> $DIR/only-resolve-top-level-guard-expr-once-ice-141265.rs:6:14 | 
 |    | | 
 | LL |     else if b 0 {} | 
 |    |              ^ | 
 |    | | 
 | help: try adding `in` here | 
 |    | | 
 | LL |     else if b in 0 {} | 
 |    |               ++ | 
 |  | 
 | error[E0425]: cannot find value `b` in this scope | 
 |   --> $DIR/only-resolve-top-level-guard-expr-once-ice-141265.rs:6:13 | 
 |    | | 
 | LL |     else if b 0 {} | 
 |    |             ^ not found in this scope | 
 |  | 
 | error[E0658]: guard patterns are experimental | 
 |   --> $DIR/only-resolve-top-level-guard-expr-once-ice-141265.rs:6:13 | 
 |    | | 
 | LL |     else if b 0 {} | 
 |    |             ^ | 
 |    | | 
 |    = note: see issue #129967 <https://github.com/rust-lang/rust/issues/129967> for more information | 
 |    = help: add `#![feature(guard_patterns)]` to the crate attributes to enable | 
 |    = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date | 
 |    = help: consider using match arm guards | 
 |  | 
 | error[E0277]: `{integer}` is not an iterator | 
 |   --> $DIR/only-resolve-top-level-guard-expr-once-ice-141265.rs:6:15 | 
 |    | | 
 | LL |     else if b 0 {} | 
 |    |               ^ `{integer}` is not an iterator | 
 |    | | 
 |    = help: the trait `Iterator` is not implemented for `{integer}` | 
 |    = note: if you want to iterate between `start` until a value `end`, use the exclusive range syntax `start..end` or the inclusive range syntax `start..=end` | 
 |    = note: required for `{integer}` to implement `IntoIterator` | 
 |  | 
 | error: aborting due to 5 previous errors | 
 |  | 
 | Some errors have detailed explanations: E0277, E0425, E0658. | 
 | For more information about an error, try `rustc --explain E0277`. |