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Date: Mon, 29 Jul 2019 15:30:02 +0300
From: Vladimir Davydov <vdavydov.dev@gmail.com>
Subject: Re: [tarantool-patches] Re: [PATCH] txn: convert txn flags into bit
 mask
Message-ID: <20190729123002.GE4659@esperanza>
References: <7aafa5dcfee6521e4e73cc5f47640b7189b255e3.1564397497.git.vdavydov.dev@gmail.com>
 <20190729121410.GA16601@atlas>
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To: Konstantin Osipov <kostja@tarantool.org>
Cc: tarantool-patches@freelists.org
List-ID: <tarantool-patches.dev.tarantool.org>

On Mon, Jul 29, 2019 at 03:14:11PM +0300, Konstantin Osipov wrote:
> * Vladimir Davydov <vdavydov.dev@gmail.com> [19/07/29 13:56]:
> > ---
> > https://github.com/tarantool/tarantool/commits/dv/txn-flags
> 
> Curious, why not use bit fields?

Personally I don't like bit fields, because AFAIK the way they are
stored, accessed and updated depends on the compiler and, possibly,
the underlying architercture. There might be some unexpected side
effects, e.g. see

  https://lwn.net/Articles/478657/

If you prefer bit fields, no problem, I will change the patch as
you like.