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t=1712902062; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=gG2wsGH3DOsqwuuMHJLN7bhA8YSuEGFcj+GEuWN/DBo=; b=NgtFtmUY0BQUf6mcY+/TdrJQe9SY/fXXupeAlMB8myj4f5mfD187Iol7ji2D/1ee6I7x3m DkFrRFvJozltkwDw== Date: Fri, 12 Apr 2024 08:07:42 +0200 (CEST) From: Richard Biener To: "haochen.jiang" cc: gcc-regression@gcc.gnu.org, gcc-patches@gcc.gnu.org, haochen.jiang@intel.com Subject: Re: [r14-9912 Regression] FAIL: gcc.dg/guality/pr54693-2.c -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects -DPREVENT_OPTIMIZATION line 21 z == 30 - 3 * i on Linux/x86_64 In-Reply-To: <202404112047.43BKlT9K2900433@shliclel4214.sh.intel.com> Message-ID: <9037q4rp-7r8p-99n0-46rq-ns57s24553r3@fhfr.qr> References: <202404112047.43BKlT9K2900433@shliclel4214.sh.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-Spam-Level: X-Spamd-Result: default: False [-4.30 / 50.00]; BAYES_HAM(-3.00)[100.00%]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.20)[-0.999]; MIME_GOOD(-0.10)[text/plain]; FUZZY_BLOCKED(0.00)[rspamd.com]; FROM_HAS_DN(0.00)[]; ARC_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RCPT_COUNT_THREE(0.00)[4]; MISSING_XM_UA(0.00)[]; TO_DN_SOME(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; RCVD_COUNT_ZERO(0.00)[0]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.de:email] X-Spam-Score: -4.30 X-Spam-Status: No, score=-4.7 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,KAM_NUMSUBJECT,SPF_HELO_NONE,SPF_PASS,TXREP autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: On Fri, 12 Apr 2024, haochen.jiang wrote: > On Linux/x86_64, > > c7e8a8d814229fd6fc4c16c2452f15dddc613479 is the first bad commit > commit c7e8a8d814229fd6fc4c16c2452f15dddc613479 > Author: Richard Biener > Date: Thu Apr 11 11:08:07 2024 +0200 > > tree-optimization/109596 - wrong debug stmt move by copyheader > > caused > > FAIL: gcc.dg/guality/pr43051-1.c -O3 -fomit-frame-pointer -funroll-loops -fpeel-loops -ftracer -finline-functions -DPREVENT_OPTIMIZATION line 34 c == &a[0] > FAIL: gcc.dg/guality/pr43051-1.c -O3 -fomit-frame-pointer -funroll-loops -fpeel-loops -ftracer -finline-functions -DPREVENT_OPTIMIZATION line 39 c == &a[0] > FAIL: gcc.dg/guality/pr54693-2.c -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects -DPREVENT_OPTIMIZATION line 21 x == 10 - i > FAIL: gcc.dg/guality/pr54693-2.c -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects -DPREVENT_OPTIMIZATION line 21 y == 20 - 2 * i > FAIL: gcc.dg/guality/pr54693-2.c -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects -DPREVENT_OPTIMIZATION line 21 z == 30 - 3 * i Just FYI these are the FAILs as they were present before the regression this change fixed.