From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id EB02A382DC40; Tue, 30 May 2023 07:25:30 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org EB02A382DC40 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1685431530; bh=oG5IHvwI5MRG1ZYYQa57m98tOGyiEkcbieC2jzxIBmI=; h=From:To:Subject:Date:In-Reply-To:References:From; b=qNVXLVhGk4mO6t/7WCiHr2a9glzwO+HGyFDmdezeFoyXLMSh5EXcLkGVHHsauc62M pwAnKIo5Y43j3C+pimEv6Znb5ufgtM/sqnKkDfqnvdcGj/MtWeMQHLmtbOFqlzSECD Udy140sTZoVdOqysLw9OzEzn8bfi5SMhQlDHv/s0= From: "rguenth at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug ipa/109983] [12/13/14 regression] Wireshark compilation hangs with -O2 -fipa-pta Date: Tue, 30 May 2023 07:25:30 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: ipa X-Bugzilla-Version: 14.0 X-Bugzilla-Keywords: compile-time-hog X-Bugzilla-Severity: normal X-Bugzilla-Who: rguenth at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: rguenth at gcc dot gnu.org X-Bugzilla-Target-Milestone: 12.4 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cf_reconfirmed_on target_milestone everconfirmed assigned_to bug_status 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=3D109983 Richard Biener changed: What |Removed |Added ---------------------------------------------------------------------------- Last reconfirmed| |2023-05-30 Target Milestone|--- |12.4 Ever confirmed|0 |1 Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot = gnu.org Status|UNCONFIRMED |ASSIGNED --- Comment #9 from Richard Biener --- IPA PTA (the PTA solver in general) is a known hog, it got significantly wo= rse for testcases involving a lot of calls with Honzas re-org to improve PTA ar= ound calls. My suggestion is to not enable -fipa-pta if you hit such issue or in genera= l if you don't know it pays off with a good runtime performance boost.=