bug#18743: 25.0.50; Clang 3.0 fails to compile src/fns.c, GCC 4.8 cannot dump emacs

[Andreas Schwab]

On Dez 03 2017, Noam Postavsky <npostavs@users.sourceforge.net> wrote:

> From b7e08e341c19e1d2c8b1105ea1d94979577dbd02 Mon Sep 17 00:00:00 2001
> From: Noam Postavsky <npostavs@gmail.com>
> Date: Tue, 28 Nov 2017 20:54:00 -0500
> Subject: [PATCH] Don't increment array (Bug#18743)
>
> * src/fns.c (merge_vectors): Use integer indexes instead of
> incrementing pointers.

Please add a comment that this is a workaround for a compiler bug.

Andreas.

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Andreas Schwab, schwab@linux-m68k.org
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