GNU bug report logs - #46111
Reverting fns.c hash function due to OpenBSD/SPARC64 compile breaking

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Package: emacs;

Reported by: Ahmed Khanzada <me <at> enzu.ru>

Date: Tue, 26 Jan 2021 09:07:01 UTC

Severity: normal

Done: Stefan Monnier <monnier <at> iro.umontreal.ca>

Bug is archived. No further changes may be made.

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Message #11 received at 46111 <at> debbugs.gnu.org (full text, mbox):

From: Philipp Stephani <p.stephani2 <at> gmail.com>
To: Ahmed Khanzada <me <at> enzu.ru>
Cc: 46111 <at> debbugs.gnu.org
Subject: Re: bug#46111: Reverting fns.c hash function due to OpenBSD/SPARC64
 compile breaking
Date: Tue, 26 Jan 2021 10:36:25 +0100

Am Di., 26. Jan. 2021 um 10:07 Uhr schrieb Ahmed Khanzada <me <at> enzu.ru>:
>
> I'm not an expert on C, OpenBSD, or SPARC64, but I did notice
> emacs-current was not compiling.
>
> During a gmake, bootstrap-emacs would get a SIGBUS and fail. Running
> gdb led me to the hash_string function where it seemed to be failing.


The culprit might be commit be0f2de179235980b5409d5e77577207b93a4f12.
I don't think that something like
EMACS_UINT const *p   = (EMACS_UINT const *) ptr;
is legal on any platform; it just happens to work on forgiving
platforms such as x86-64.
This bug report was last modified 4 years and 117 days ago.

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