From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 4986E3858C56; Sat, 27 Jan 2024 12:54:53 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 4986E3858C56 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1706360093; bh=AMQArvEUuFP4nZ/fpZ+PV45tAVqYsUcWFRmpDPdl+ZU=; h=From:To:Subject:Date:In-Reply-To:References:From; b=kU6Zw7FF7uK6gGCyfNaKPnHgab2b/3IqEudxbe5BVZ5mkmfZzjpElG7wou6Pg0nuG ghvFibAJG1kBhcffV0C+A2LkA2ORd17mzG/dZ+EJieYbxLjhOq3BJ8aZjnzNZpB5I6 101J7b/2nHkywAGn+qmI9wFY7U4IerSUhozoRd80= From: "jakub at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/38534] gcc 4.2.1 and above: No need to save called-saved registers in 'noreturn' function Date: Sat, 27 Jan 2024 12:54:52 +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: 4.2.1 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: jakub at gcc dot gnu.org X-Bugzilla-Status: NEW 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: cc 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=3D38534 Jakub Jelinek changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jakub at gcc dot gnu.org --- Comment #16 from Jakub Jelinek --- Won't this screw up backtrace calls in such functions, or __builtin_frame_address calls, or backtraces in debugger and other tools?=