From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 7DD35385782F; Sun, 6 Sep 2020 21:21:24 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 7DD35385782F DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1599427284; bh=RpvHgqUDZC2pnCudDnjtTDPFM9egtUoTaY8bA8pSL2M=; h=From:To:Subject:Date:In-Reply-To:References:From; b=psjkdbzhRFoEykDRgFcinmmnqxzH+1wlWrrqjuXLkikLWoyumagj3UTPl/N5d1n8s EFQLHjoFbEZuqhtP53vXhgZCldJx8a11x6NYmdhvppKe5ZMnJ4bPgn0sKHrSrs761p uzqdtv3cfW8zaG/qqf+rYMByu/ZCdyCzpjb95CwM= From: "slyfox at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug ipa/96394] [10/11 Regression] ICE in add_new_edges_to_heap, at ipa-inline.c:1746 (-O3 PGO) Date: Sun, 06 Sep 2020 21:21:24 +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: 10.2.0 X-Bugzilla-Keywords: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: slyfox at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: hubicka 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 X-BeenThere: gcc-bugs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-bugs mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 06 Sep 2020 21:21:24 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D96394 --- Comment #9 from Sergei Trofimovich --- (In reply to Sergei Trofimovich from comment #8) > Might end up being caused by the same bug in PR96913: TOPN streaming > from/for shared libraries is incorrect. >=20 > Proposed patch: > https://gcc.gnu.org/pipermail/gcc-patches/2020-September/553320.html The patch is not enough to fix the ICE. It only converts gcc-11's hangup to= the ICE (as as gcc-10). Here is the somewhat selfcontained reproducer of the original bug: https://dev.gentoo.org/~slyfox/bugs/96394-pgo-ipa-ICE/tauthon-repro- gcc-10.tar.bz2 (13MB) The result on gcc-11 with above gcc patch: $ LANG=3DC ./try.bash ... < takes a while > during IPA pass: inline ../tauthon-2.8.2/Modules/parsermodule.c:3760:1: internal compiler error: in add_new_edges_to_heap, at ipa-inline.c:1754 3760 | } | ^ 0x5ef2b3 add_new_edges_to_heap =20=20=20=20=20=20=20 /usr/src/debug/sys-devel/gcc-11.0.0_pre9999/gcc-11.0.0_pre9999/gcc/ipa-inli= ne.c:1754 0x1429b89 inline_small_functions =20=20=20=20=20=20=20 /usr/src/debug/sys-devel/gcc-11.0.0_pre9999/gcc-11.0.0_pre9999/gcc/ipa-inli= ne.c:2218 0x1429b89 ipa_inline =20=20=20=20=20=20=20 /usr/src/debug/sys-devel/gcc-11.0.0_pre9999/gcc-11.0.0_pre9999/gcc/ipa-inli= ne.c:2697 0x1429b89 execute =20=20=20=20=20=20=20 /usr/src/debug/sys-devel/gcc-11.0.0_pre9999/gcc-11.0.0_pre9999/gcc/ipa-inli= ne.c:3099=