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bug#31688: 26.1.50; Byte compiler confuses two string variables


From: Andreas Schwab
Subject: bug#31688: 26.1.50; Byte compiler confuses two string variables
Date: Sun, 03 Jun 2018 15:05:23 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux)

On Jun 04 2018, Phil Sainty <address@hidden> wrote:

> On 2018-06-03 11:54, Noam Postavsky wrote:
>> What, you don't like optimization? ;)
>
> I generally dislike it when byte-compiled and interpreted code
> give different results.

This really has nothing to do with byte-compilation.  Whether literals
are shared or not should not be relied upon.  You always have to be
careful when modifying values in-place.

Andreas.

-- 
Andreas Schwab, address@hidden
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