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Subject: Re: [^ax-y] doesn't work but [^x-ya] does
To: Peter Stephenson <p.stephenson@samsung.com>,
        Zsh hackers list <zsh-workers@zsh.org>
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From: Martijn Dekker <martijn@inlv.org>
Message-ID: <bc830541-a365-1a96-dee1-0cef364b4899@inlv.org>
Date: Wed, 8 Mar 2017 19:12:17 +0000
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Op 07-03-17 om 10:51 schreef Peter Stephenson:
> On Mon, 6 Mar 2017 11:28:30 +0000
> Peter Stephenson <p.stephenson@samsung.com> wrote:
>> I may just commit this and see how it works.
> 
> I've done so.
> 
> It's entirely possible there will be more cases where a Dash token is
> encountered where the shell expects a '-' and consequently there's an
> error.  These all ought to be fixable by simple local tests.

Commit f3f8537c breaks unquoted $-:

$ Src/zsh -c 'echo $-'
(empty output)
$ Src/zsh -c 'echo "$-"'
569X
$ Src/zsh -u -c 'echo $-'
zsh:1: : parameter not set
$ Src/zsh -u -c 'echo "$-"'
569Xu
$ Src/zsh -c 'echo ${-}'
(empty output)
$ Src/zsh -c 'echo "${-}"'
569X
$ Src/zsh -u -c 'echo ${-}'
(empty output)
$ Src/zsh -u -c 'echo "${-}"'
569Xu