alamb commented on pull request #9235:
URL: https://github.com/apache/arrow/pull/9235#issuecomment-763651758


   Looks like there is an error in the SIMD tests 
https://github.com/apache/arrow/pull/9235/checks?check_run_id=1733044845
   
   ```
   
   failures:
   
   ---- src/buffer.rs - buffer::MutableBuffer::extend_from_trusted_len_iter 
(line 1036) stdout ----
   error[E0716]: temporary value dropped while borrowed
    --> src/buffer.rs:1038:12
     |
   5 | let iter = vec![1u32].iter().map(|x| x * 2);
     |            ^^^^^^^^^^                      - temporary value is freed at 
the end of this statement
     |            |
     |            creates a temporary which is freed while still in use
   6 | let mut buffer = MutableBuffer::new(0);
   7 | unsafe { buffer.extend_from_trusted_len_iter(iter) };
     |                                              ---- borrow later used here
     |
     = note: consider using a `let` binding to create a longer lived value
     = note: this error originates in a macro (in Nightly builds, run with -Z 
macro-backtrace for more info)
   
   error: aborting due to previous error
   ```


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