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From: Bart Schaefer <schaefer@brasslantern.com>
Date: Tue, 30 Jul 2019 11:27:53 -0700
Message-ID: <CAH+w=7ZEukuvaOiBymgJ1nR1TbriEMSxx9L8-=hojxQoKOaRUw@mail.gmail.com>
Subject: =?UTF-8?Q?Re=3A_A_serious_bug_in_execution_=E2=80=93_where_to_debug=3F?=
To: Sebastian Gniazdowski <sgniazdowski@gmail.com>
Cc: Zsh hackers list <zsh-workers@zsh.org>
Content-Type: text/plain; charset="UTF-8"

On Tue, Jul 30, 2019 at 10:01 AM Sebastian Gniazdowski
<sgniazdowski@gmail.com> wrote:
>
> If I remove the conditional from its third line, i.e. change the line
> to:
>
> ZPLG_REPORTS[_dtrace/_dtrace]+="$2"$'\n'
>
> then the problem disappears.

If you change the [[ ... ]] && ... to an if/then, does the behavior change?
If you add a "return" or "return $?" at the end of the function, does it change?