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``` error[E0283]: type annotations needed --> $DIR/into-inference-needs-type.rs:12:10 | LL | .into()?; | ^^^^ | = note: cannot satisfy `_: From<...>` = note: required for `FilterMap<...>` to implement `Into<_>` help: try using a fully qualified path to specify the expected types | LL ~ let list = <FilterMap<Map<std::slice::Iter<'_, &str>, _>, _> as Into<T>>::into(vec LL | .iter() LL | .map(|s| s.strip_prefix("t")) LL ~ .filter_map(Option::Some))?; | ``` Fix #122569. |
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