Re: anole: assorted stability problems

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Andres Freund <andres(at)anarazel(dot)de>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: anole: assorted stability problems
Date: 2015-06-30 03:05:55
Message-ID: CA+Tgmoaj3AnPFoxN5r_dhMb1-f1A6K=iOpB58HJrMyo9TuF=fw@mail.gmail.com
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On Mon, Jun 29, 2015 at 10:58 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
wrote:So personally,
> I would be inclined to put back the volatile qualifier, independently of
> any fooling around with _Asm_double_magic_xyzzy calls. Or to put it
> differently: where is the evidence that removing the volatile qual is a
> good idea?

Personally, I have found that _Asm_double_magic_xyzzy makes is not
nearly as cromulent as _Asm_triple_magic_plugh. But then, trying to
figure out compiler intrinsics on strange platforms makes me feel very
much like I'm in a maze of twisty little passages, all alike.

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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