[jira] [Created] (ARROW-10108) [Rust] [Parquet] Fix compiler warning about unused return value

["Andy Grove (Jira)" <ji...@apache.org>]

Andy Grove created ARROW-10108:
----------------------------------

             Summary: [Rust] [Parquet] Fix compiler warning about unused return value
                 Key: ARROW-10108
                 URL: https://issues.apache.org/jira/browse/ARROW-10108
             Project: Apache Arrow
          Issue Type: Bug
          Components: Rust
            Reporter: Andy Grove
             Fix For: 2.0.0


When compiling with latest nightly, this warning is produced:
{code:java}
warning: unused return value of `std::mem::replace` that must be used
   --> parquet/src/encodings/encoding.rs:391:9
    |
391 |         mem::replace(&mut self.hash_slots, new_hash_slots);
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
    = note: `#[warn(unused_must_use)]` on by default
    = note: if you don't need the old value, you can just assign the new value directly {code}



--
This message was sent by Atlassian Jira
(v8.3.4#803005)