From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by finch.gentoo.org (Postfix) with ESMTPS id 62E311382C5 for ; Tue, 9 Feb 2021 22:10:25 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 8E889E0828; Tue, 9 Feb 2021 22:10:24 +0000 (UTC) Received: from smtp.gentoo.org (woodpecker.gentoo.org [IPv6:2001:470:ea4a:1:5054:ff:fec7:86e4]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id 789EEE0828 for ; Tue, 9 Feb 2021 22:10:24 +0000 (UTC) Received: from oystercatcher.gentoo.org (oystercatcher.gentoo.org [148.251.78.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.gentoo.org (Postfix) with ESMTPS id 4C81F33BEDE for ; Tue, 9 Feb 2021 22:10:23 +0000 (UTC) Received: from localhost.localdomain (localhost [IPv6:::1]) by oystercatcher.gentoo.org (Postfix) with ESMTP id 7844B2A9 for ; Tue, 9 Feb 2021 22:10:21 +0000 (UTC) From: "Sergei Trofimovich" To: gentoo-commits@lists.gentoo.org Content-Transfer-Encoding: 8bit Content-type: text/plain; charset=UTF-8 Reply-To: gentoo-dev@lists.gentoo.org, "Sergei Trofimovich" Message-ID: <1612908598.c3fc0b5294ca9628fe7041b180f4c80d1591f82d.slyfox@gentoo> Subject: [gentoo-commits] proj/gcc-patches:master commit in: 11.0.0/gentoo/ X-VCS-Repository: proj/gcc-patches X-VCS-Files: 11.0.0/gentoo/30_all_fno-delayed-branch.patch 11.0.0/gentoo/README.history X-VCS-Directories: 11.0.0/gentoo/ X-VCS-Committer: slyfox X-VCS-Committer-Name: Sergei Trofimovich X-VCS-Revision: c3fc0b5294ca9628fe7041b180f4c80d1591f82d X-VCS-Branch: master Date: Tue, 9 Feb 2021 22:10:21 +0000 (UTC) Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-commits@lists.gentoo.org X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-Archives-Salt: 33c2cabd-ec90-4eff-8aa9-5e441694cdee X-Archives-Hash: 42dcd5c0bc82aa8b8d05e8606106f6f7 commit: c3fc0b5294ca9628fe7041b180f4c80d1591f82d Author: Sergei Trofimovich gentoo org> AuthorDate: Tue Feb 9 22:09:58 2021 +0000 Commit: Sergei Trofimovich gentoo org> CommitDate: Tue Feb 9 22:09:58 2021 +0000 URL: https://gitweb.gentoo.org/proj/gcc-patches.git/commit/?id=c3fc0b52 11.0.0: drop 30_all_fno-delayed-branch.patch (fixed upstream) Signed-off-by: Sergei Trofimovich gentoo.org> 11.0.0/gentoo/30_all_fno-delayed-branch.patch | 40 --------------------------- 11.0.0/gentoo/README.history | 3 ++ 2 files changed, 3 insertions(+), 40 deletions(-) diff --git a/11.0.0/gentoo/30_all_fno-delayed-branch.patch b/11.0.0/gentoo/30_all_fno-delayed-branch.patch deleted file mode 100644 index 879c69d..0000000 --- a/11.0.0/gentoo/30_all_fno-delayed-branch.patch +++ /dev/null @@ -1,40 +0,0 @@ -From 6d0d3ae914bf19706550a539ef304c5875535ffc Mon Sep 17 00:00:00 2001 -From: Sergei Trofimovich -Date: Fri, 3 Jul 2020 22:50:33 +0100 -Subject: [PATCH] Disable -fdelayed-branch by default. - -From https://gcc.gnu.org/PR96015 / https://bugs.gentoo.org/729570. -delayed branches are known to generate invalid code around -__builtin_unreachable(); and mis-compiles python. - -Use blunt hammer and disable delayed slots until we have better fix. - -Reported-by: Jeroen Roovers -Bug: https://gcc.gnu.org/PR96015 -Bug: https://bugs.gentoo.org/729570 -Signed-off-by: Sergei Trofimovich ---- - gcc/opts.c | 9 ++++++++- - 1 file changed, 8 insertions(+), 1 deletion(-) - ---- a/gcc/opts.c -+++ b/gcc/opts.c -@@ -458,7 +458,14 @@ static const struct default_options default_options_table[] = - /* -O1 (and not -Og) optimizations. */ - { OPT_LEVELS_1_PLUS_NOT_DEBUG, OPT_fbranch_count_reg, NULL, 1 }, - #if DELAY_SLOTS -- { OPT_LEVELS_1_PLUS_NOT_DEBUG, OPT_fdelayed_branch, NULL, 1 }, -+ /* -+ * From https://gcc.gnu.org/PR96015 / https://bugs.gentoo.org/729570. -+ * delayed branches are known to generate invalid code around -+ * __builtin_unreachable(); and mis-compiles python. -+ * -+ * Use blunt hammer and disable delayed slots until we have better fix. -+ */ -+ /* { OPT_LEVELS_1_PLUS_NOT_DEBUG, OPT_fdelayed_branch, NULL, 1 }, */ - #endif - { OPT_LEVELS_1_PLUS_NOT_DEBUG, OPT_fdse, NULL, 1 }, - { OPT_LEVELS_1_PLUS_NOT_DEBUG, OPT_fif_conversion, NULL, 1 }, --- -2.27.0 - diff --git a/11.0.0/gentoo/README.history b/11.0.0/gentoo/README.history index 5c5307a..91a0aed 100644 --- a/11.0.0/gentoo/README.history +++ b/11.0.0/gentoo/README.history @@ -1,3 +1,6 @@ +7 TODO + - 30_all_fno-delayed-branch.patch + 6 28 Jan 2021 - 07_all_i386_libgcc_note.GNU-stack.patch