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(version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384); Wed, 11 Nov 2026 11:08:57 +0000 (UTC) Received: from peko by dell.be.48ers.dk with local (Exim 4.98.2) (envelope-from ) id 1xR6CG-00000002QKG-0mwh; Wed, 11 Nov 2026 12:08:56 +0100 From: Peter Korsgaard To: Yegor Yefremov via buildroot In-Reply-To: <20261111080006.3832953-1-yegorslists@googlemail.com> (Yegor Yefremov via buildroot's message of "Wed, 11 Nov 2026 09:00:06 +0100") References: <20261111080006.3832953-1-yegorslists@googlemail.com> Date: Wed, 11 Nov 2026 12:08:56 +0100 Message-ID: <874idnmxpz.fsf@dell.be.48ers.dk> User-Agent: Gnus/5.13 (Gnus v5.13) X-Archived-By: MIME-Version: 1.0 Subject: Re: [Buildroot] [PATCH] package/libecoli: fix uninitialized width build failure with -Ofast X-BeenThere: buildroot@buildroot.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Discussion and development of buildroot List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Vincent Jardin Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "buildroot" X-Spam-Status: No, score=-10.4 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_EF,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_PASS,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 >>>>> "Yegor" == Yegor Yefremov via buildroot writes: > libecoli builds with -Werror. With GCC 15 and BR2_OPTIMIZE_FAST, the > build fails with: > ../src/editline.c: In function 'ec_editline_complete': > ../src/editline.c:304:22: error: 'width' may be used uninitialized [-Werror=maybe-uninitialized] > ../src/editline.c: In function 'ec_editline_interact': > ../src/editline.c:657:22: error: 'width' may be used uninitialized [-Werror=maybe-uninitialized] > This is a real bug: ec_editline_term_size() only writes its width > output when both el_get(EL_GETTC) calls succeed, and these two callers > neither check its return value nor initialize width beforehand. > Add a patch, submitted upstream, that defaults width to 80 columns, as > the other ec_editline_term_size() callers already do. > This issue has been present since commit 5638ee04c8dd ("package/libecoli: > bump version to 0.11.3"), as upstream commit bc90312a4285 ("editline: > split in 2 files"), first released in v0.11.0, dropped the width > initialization. It therefore affects 2026.08 and later. The 2026.02.x > LTS branch still has libecoli 0.10.1 and is not affected. > Fixes: > https://autobuild.buildroot.org/results/a0a7e17f1a76588932a8a7f8db35a832d540cc69 > Fixes: 5638ee04c8dddb9ebfb7b047efb574f657e1b052 ("package/libecoli: bump version to 0.11.3") > Assisted-by: Claude:claude-opus-5-5 > Signed-off-by: Yegor Yefremov Committed, thanks. -- Bye, Peter Korsgaard _______________________________________________ buildroot mailing list buildroot@buildroot.org https://lists.buildroot.org/mailman/listinfo/buildroot