Arithmetic expansion in rediretion word is evaluated twice

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From	Oğuz <oguzismailuysal@gmail.com>
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Subject	Arithmetic expansion in rediretion word is evaluated twice
Date	Mon, 1 Jun 2020 22:34:09 +0300
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See:

    $ unset foo
    $ : <$((foo+=42))
    bash: 84: No such file or directory
    $ echo $foo
    84

Reproducible on 4.4.20 and 5.0.11, couldn't try on development version
because since the last push it doesn't compile


-- 
Oğuz

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Arithmetic expansion in rediretion word is evaluated twice Oğuz <oguzismailuysal@gmail.com> - 2020-06-01 22:34 +0300

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