From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 57552 invoked by alias); 18 Jul 2018 21:50:49 -0000 Mailing-List: contact libc-alpha-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: libc-alpha-owner@sourceware.org Received: (qmail 57525 invoked by uid 89); 18 Jul 2018 21:50:48 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-1.1 required=5.0 tests=AWL,BAYES_00,KAM_LAZY_DOMAIN_SECURITY,RCVD_IN_DNSWL_NONE autolearn=no version=3.3.2 spammy= X-HELO: albireo.enyo.de From: Florian Weimer To: Joseph Myers Cc: Adhemerval Zanella , Subject: Re: [PATCH v8 6/8] nptl: Add abilist symbols for C11 threads References: <1517591084-11347-1-git-send-email-adhemerval.zanella@linaro.org> <1517591084-11347-7-git-send-email-adhemerval.zanella@linaro.org> <97b42cb3-e76a-ac71-65cd-c1f6d8c404aa@redhat.com> <90dc04ab-81df-b0d7-a086-d00ea5cc979d@linaro.org> <5ec19a17-30a3-e9b7-9475-c28b247c8daa@redhat.com> Date: Wed, 18 Jul 2018 21:50:00 -0000 In-Reply-To: (Joseph Myers's message of "Wed, 18 Jul 2018 17:40:44 +0000") Message-ID: <87pnzkckdj.fsf@mid.deneb.enyo.de> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-SW-Source: 2018-07/txt/msg00590.txt.bz2 * Joseph Myers: > On Fri, 13 Jul 2018, Florian Weimer wrote: > >> I think ONCE_FLAG_INIT needs to be a compound literal, not an initialize= r, at >> least that's how I read the standard (=E2=80=9Cwhich expands to a value = that can be >> used to initialize an object=E2=80=9D). > > I think it has to be valid as a static initializer. Which means it can't= =20 > be a compound literal, because standard C doesn't allow those in static=20 > initializers. (I read "value" as meaning "expansion of the macro" not=20 > "value of an object type".) Indeed, the standard uses =E2=80=9Cvalue=E2=80=9D for macro expansion resul= ts in other contexts. Sorry for the misdirection.