Horton

Re: "may be unused" warnings for gcc

Peter Eisentraut <peter.eisentraut@2ndquadrant.com>

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From: Peter Eisentraut <peter.eisentraut@2ndquadrant.com>
To: Andres Freund <andres@anarazel.de>, pgsql-hackers@postgresql.org
Date: 2017-02-21T22:20:44Z
Lists: pgsql-hackers 
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

Commits

  1. Silence -Wmaybe-uninitialized compiler warnings in dbcommands.c.