From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 5F5BB3849AFF; Fri, 3 May 2024 09:05:26 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 5F5BB3849AFF DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1714727126; bh=4ekFVBG085u20zpJPsfCiIiq980wdJDIgVupgbimBHE=; h=From:To:Subject:Date:In-Reply-To:References:From; b=BiZfcez/zEG7eEsXdg2PmKozZmla3JTDbwAttxBa9cCOXez60EYgGJFmFu5mdkNZV 5LkWHj6SiZ2X7oKnPe1zUadN07IwPc7fJbIoKMTIcblPnvbN2Z6igaX7ZByyPQQcHi U86j12BqfwYZ/jHh+V9yeiy4BbxcNPQCyaF4jn8I= From: "rguenth at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/114931] [14/15 regression] ICE in get_alias_set when building tcl with -std=c23 Date: Fri, 03 May 2024 09:05:25 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Version: 14.0 X-Bugzilla-Keywords: 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: 14.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: attachments.created 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=3D114931 --- Comment #14 from Richard Biener --- Created attachment 58097 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D58097&action=3Dedit patch I am testing So I'm testing this. It definitely will "split brain" at the point the FE mucks with TYPE_CANONICAL of any existing type (and it will break an existi= ng hash entry in the canonical type hash if it does so - looking it doesn't se= em to muck with TYPE_CANONICAL of types that are possibly in the hash already though).=