Re: [PATCH 01/15] string_list: add string_list_duplicate

From: Junio C Hamano <gitster@pobox.com>
Date: Apr 27, 2016, 23:17 UTC
Message-ID: <xmqqbn4u7ibp.fsf@gitster.mtv.corp.google.com>
In-Reply-To: <CAGZ79kagX5TJU_mbjpo4PKJDoc1wh24DhyS814Kkq76EU9aykA@mail.gmail.com>

Stefan Beller <sbeller@google.com> writes:

> Another way to corrupt it is to change the configuration (e.g. add
> things to the config hashmap such that it reallocates and grows).

You're right.  But doesn't it hint that there is a deeper problem?

By making a copy and keeping it, you would hold onto a stale value and would not see the result of updates you yourself make to the system.

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