Re: compiler warning in pgcrypto imath.c - Mailing list pgsql-hackers

From Noah Misch
Subject Re: compiler warning in pgcrypto imath.c
Date
Msg-id 20190504071519.GC852556@rfd.leadboat.com
Whole thread Raw
In response to Re: compiler warning in pgcrypto imath.c  (Andres Freund <andres@anarazel.de>)
Responses Re: compiler warning in pgcrypto imath.c  (Michael Paquier <michael@paquier.xyz>)
Re: compiler warning in pgcrypto imath.c  (Jeff Janes <jeff.janes@gmail.com>)
List pgsql-hackers
On Wed, May 01, 2019 at 09:18:02AM -0700, Andres Freund wrote:
> On 2019-03-23 00:02:36 -0700, Noah Misch wrote:
> > On Sat, Mar 23, 2019 at 10:20:16AM +0900, Michael Paquier wrote:
> > > On Fri, Mar 22, 2019 at 08:20:53PM -0400, Jeff Janes wrote:
> > > > PostgreSQL 12devel on aarch64-unknown-linux-gnu, compiled by gcc
> > > > (Ubuntu/Linaro 7.3.0-27ubuntu1~18.04) 7.3.0, 64-bit
> > > 
> > > Adding Noah in CC as he has done the update of imath lately.
> > > 
> > > > The attached patch adds PG_USED_FOR_ASSERTS_ONLY to silence it.  Perhaps
> > > > there is a better way, given that we want to change imath.c as little as
> > > > possible from its upstream?
> > > 
> > > Maybe others have better ideas, but marking the variable with
> > > PG_USED_FOR_ASSERTS_ONLY as you propose seems like the least invasive
> > > method of all.
> > 
> > That patch looks good.  Thanks.  The main alternative would be to pass
> > -Wno-unused for this file.  Since you're proposing only one instance
> > PG_USED_FOR_ASSERTS_ONLY, I favor PG_USED_FOR_ASSERTS_ONLY over -Wno-unused.
> 
> This is marked as an open item, owned by you. Could you commit the
> patch or otherwise resovle the issue?

I pushed Jeff's patch.



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