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bug#23779: 25.0.95; consing "SHELLVAR" onto process-environment doesn't

From: Dmitry Gutov
Subject: bug#23779: 25.0.95; consing "SHELLVAR" onto process-environment doesn't remove it from subprocess env
Date: Sat, 18 Jun 2016 04:44:39 +0300
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.2

On 06/18/2016 04:36 AM, Noam Postavsky wrote:

process-environment could grow without bound. Only a serious problem
if some code calls setenv many times without let-binding
process-environment which is probably a mistake, but still there could
be code like that.

Yes, it's easy to see an artificial scenario leading to that. But is it at all probable to see one in practice?

Well, anyway, I believe I've made my case about setenv. It would be nice, but far less important than getting Eli's patch in.

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