From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id D0AA63858C2B; Tue, 8 Nov 2022 14:23:43 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org D0AA63858C2B DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1667917430; bh=uzLtL13MzqWD6GWE8+RLcvtKEpS1tVsGhMR9CVGrHms=; h=From:To:Subject:Date:In-Reply-To:References:From; b=TdgrxspUcTl27CyYVsgDegAU+lTp4RBbzZGM82suq6FRzdSj209YSxup37MrywOyt +0U+sqCQ6g+Uck+8JyRby6VdAg1n8Jfj8hRGk/6k7WrbqO0oUZf8OrU88tWW9V0sfu ZpdXqnSOLYlmyFv1TqzRv2tBGlVjuIbaLOAknJSY= From: "segher at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/105586] [11/12 Regression] -fcompare-debug failure (length) with -O2 -fno-if-conversion -mtune=power4 -fno-guess-branch-probability Date: Tue, 08 Nov 2022 14:23:42 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: rtl-optimization X-Bugzilla-Version: 13.0 X-Bugzilla-Keywords: compare-debug-failure X-Bugzilla-Severity: normal X-Bugzilla-Who: segher at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Resolution: X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: jskumari at gcc dot gnu.org X-Bugzilla-Target-Milestone: 11.4 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D105586 --- Comment #11 from Segher Boessenkool --- Ah. It's a nasty bug, so "safe side" is to *do* fix it, in my reading. But you can also say "not doing anything" (so, staying susceptible to the bug) is safer. It happens rather infrequently after all. Just follow up, ask for clarification?=