Horton

Re: warning: comparison of integer expressions of different signedness related to simd.h

John Naylor <john.naylor@enterprisedb.com>

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From: John Naylor <john.naylor@enterprisedb.com>
To: Pavel Stehule <pavel.stehule@gmail.com>
Cc: PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>
Date: 2022-09-03T05:50:24Z
Lists: pgsql-hackers 
On Sat, Sep 3, 2022 at 12:30 PM Pavel Stehule <pavel.stehule@gmail.com> wrote:
>
> Hi
>
> I got fresh warnings when I build an extension
>
> In file included from /usr/local/pgsql/master/include/server/mb/pg_wchar.h:22,
>                  from src/format.c:17:
> /usr/local/pgsql/master/include/server/port/simd.h: In function ‘vector8_has’:
> /usr/local/pgsql/master/include/server/port/simd.h:168:27: warning: comparison of integer expressions of different signedness: ‘int’ and ‘long unsigned int’ [-Wsign-compare]
>   168 |         for (int i = 0; i < sizeof(Vector8); i++)
>       |                           ^

"int" should probably be "Size" -- does that remove the warning?

-- 
John Naylor
EDB: http://www.enterprisedb.com

Commits

  1. Fix sign-compare warnings arising from port/simd.h