Re: [PATCH] Add tests for Bitmapset

From: David Rowley <dgrowleyml(at)gmail(dot)com>
To: Greg Burd <greg(at)burd(dot)me>
Cc: Ranier Vilela <ranier(dot)vf(at)gmail(dot)com>, Daniel Gustafsson <daniel(at)yesql(dot)se>, Michael Paquier <michael(at)paquier(dot)xyz>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: [PATCH] Add tests for Bitmapset
Date: 2025-10-09 01:57:41
Message-ID: CAApHDvqXdBWMwGuzJBSbq4eiNLDaR738-upd8NJpmhUq3a+XLQ@mail.gmail.com
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On Thu, 9 Oct 2025 at 07:48, Greg Burd <greg(at)burd(dot)me> wrote:
> bms = bms_del_member(bms, member);
> + num_members--;
> + memmove(members + pos, members + pos + 1,
> + (num_members - pos) * sizeof(int));

I don't think there's any need to maintain the order of that members
array, so couldn't you just do this?:

bms = bms_del_member(bms, member);
members[pos] = members[--num_members];

David

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