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Re: Number with sign is read as octal despite a leading 10#

From Chet Ramey <chet.ramey@case.edu>
Newsgroups gnu.bash.bug
Subject Re: Number with sign is read as octal despite a leading 10#
Date 2018-07-10 11:00 -0400
Message-ID <mailman.3377.1531234839.1292.bug-bash@gnu.org> (permalink)
References <CA+n9pTy7vSPUA0j-bDF9_eWF0XysePRDAFckgvvHX8haSWv7KQ@mail.gmail.com>

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On 7/9/18 9:24 PM, Isaac Marcos wrote:

> Bash Version: 4.4
> Patch Level: 12
> Release Status: release
> 
> Description:
> A value inside an arithmetic expansion is processed as octal despite using
> a 10# preffix.

An integer constant cannot contain a `+'.

> 
> Repeat-By:
>         $ echo $((10#+0034))
>         28

If anything, this is bash being too liberal in accepting constants that
begin with `base#'. There would be a good case for rejecting the `10#'
because it's missing the value.

-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
		 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    chet@case.edu    http://tiswww.cwru.edu/~chet/

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Re: Number with sign is read as octal despite a leading 10# Chet Ramey <chet.ramey@case.edu> - 2018-07-10 11:00 -0400

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