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From: Peter Eisentraut <peter.eisentraut@2ndquadrant.com>
To: Andres Freund <andres@anarazel.de>
To: pgsql-hackers@postgresql.org
Subject: Re: "may be unused" warnings for gcc
Date: Tue, 21 Feb 2017 17:20:44 -0500
Message-ID: <d7d56258-a632-43e9-fdf2-4d35e257c8ad@2ndquadrant.com> (raw)
In-Reply-To: <20170220144118.qqq3zp2lnuq52e4c@alap3.anarazel.de>
References: <20170220144118.qqq3zp2lnuq52e4c@alap3.anarazel.de>
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On 2/20/17 09:41, Andres Freund wrote:
> When building with a new-ish gcc (6.3.0 right now, but I've seen this
> for a while) with optimization I get a number of warnings:

These all look like related to inlining/-O3.

I have attempted to fix these in the past, but I have found that -O3
doesn't get any performance improvement, so I haven't bothered lately.

-- 
Peter Eisentraut              http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services


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