From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 2B7EE3858C31; Sat, 24 Jun 2023 20:13:28 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 2B7EE3858C31 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1687637608; bh=giHSdQCUiHWCsZstdhWdt8UOw0q8qmdw5Tq1BM+pvTc=; h=From:To:Subject:Date:In-Reply-To:References:From; b=BKx/5w/0BS9yDX480Nc454gCkLlVCLnA1p1Wna6YfUdIgQzDvFZxrNsIFcAvhYDHD o8mURvO18+6jR/uJAzeDZpmI7nOqp4H+khf7hEBDDikg5uZ6F4yAYPmm4qtTFxHuzH hcMLVIFMPuu3Kaz5KPpW71OjQYiXAoXrnni7DjxI= From: "pinskia at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/102253] scalability issues with large loop depth Date: Sat, 24 Jun 2023 20:13:27 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: middle-end X-Bugzilla-Version: 12.0 X-Bugzilla-Keywords: compile-time-hog X-Bugzilla-Severity: normal X-Bugzilla-Who: pinskia at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- 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=3D102253 --- Comment #5 from Andrew Pinski --- On the trunk with the original testcase here we get: tree copy headers : 12.16 ( 19%) 0.01 ( 2%) 21.57 ( = 28%) 771k ( 0%) (I suspect the rest is due to not setting release checking ...)=