From patchwork Tue Nov 16 05:13:24 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ilya Lipnitskiy X-Patchwork-Id: 47747 Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 8B8993864802 for ; Tue, 16 Nov 2021 05:14:42 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 8B8993864802 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1637039682; bh=iY1LnXV2Fm/b39gSJk1lYlye9km7UyS5AbF0mNqA1tY=; h=To:Subject:Date:In-Reply-To:References:List-Id:List-Unsubscribe: List-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To:Cc: From; b=OSzajcFJ4bAF4t2eNVOGl1XMX1k5vFy7B95g6ViwgwHANYzS1fvXtfLktoOczoaAm cv8KdpZFyAq0GT85aPOiLBGd5j3C5GIYlPda1I6eNQSw8uKUzvy1Y5PrlN7Qboy6Fg fy5UDzs7fmjN1Ydwv8Ox/omkm7TG8MWW9EFrCBxQ= X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org Received: from mail-pl1-x629.google.com (mail-pl1-x629.google.com [IPv6:2607:f8b0:4864:20::629]) by sourceware.org (Postfix) with ESMTPS id 20C793857C63 for ; Tue, 16 Nov 2021 05:13:48 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 20C793857C63 Received: by mail-pl1-x629.google.com with SMTP id b11so16323790pld.12 for ; Mon, 15 Nov 2021 21:13:48 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=iY1LnXV2Fm/b39gSJk1lYlye9km7UyS5AbF0mNqA1tY=; b=mhk/yk4wv3bYhLE1B4HgXF30ckF/lr6RTGqVIgVBIFFCYrULY9JGj7XzrYgEX+lD0Y XII4RuKWbi/H6N92xmWL7Ko7Ek7y9HfGv3TIBml5fuak4SGH1XtvrHkp8KezoGV3IKVc G3ZH2nKJxPZE6nHfhShAG3FCBDKp2vjjbhs1ykpLObCGzxSykZnzlGOReW1+Zr0FMUj7 EMMgVigtcCYhTo/MRIpIGAAqxu+RPkO7/44HbYqj3nYAvgOXVZ5Xj8z5LyeVOWrjR8mr KGuB6ruV+7EGmJkpVjkl+TvPZzq8pld9cnCyKXF+a2q54vCRBAvwXHkuP1I+fhQw9Dj5 AbRA== X-Gm-Message-State: AOAM530CnveoAV8vKHWXhiXFXukwhx21KwcelOYCa4jRJtroEP9pBHuy KuZVBUWbLvvaTr+CJ5DMAKablTieM08= X-Google-Smtp-Source: ABdhPJxhppOxFMSPZXtismdV7AsOo0vqDYQ0tpIvq0J9WaBPudz0j2Om9OAtN7pHB6u4dTiEEb3bDA== X-Received: by 2002:a17:902:b718:b0:143:72b7:409e with SMTP id d24-20020a170902b71800b0014372b7409emr41904773pls.28.1637039627081; Mon, 15 Nov 2021 21:13:47 -0800 (PST) Received: from z640-arch.lan ([2602:61:73aa:e00::9d4]) by smtp.gmail.com with ESMTPSA id c9sm13049417pgq.58.2021.11.15.21.13.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 15 Nov 2021 21:13:46 -0800 (PST) To: gcc-patches@gcc.gnu.org, Dragan Mladjenovic , Jeff Law Subject: [PATCH v2] configure: define TARGET_LIBC_GNUSTACK on musl Date: Mon, 15 Nov 2021 21:13:24 -0800 Message-Id: <20211116051323.4900-1-ilya.lipnitskiy@gmail.com> X-Mailer: git-send-email 2.33.1 In-Reply-To: References: MIME-Version: 1.0 X-Spam-Status: No, score=-10.6 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, FREEMAIL_FROM, GIT_PATCH_0, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Ilya Lipnitskiy via Gcc-patches From: Ilya Lipnitskiy Reply-To: Ilya Lipnitskiy Cc: Ilya Lipnitskiy Errors-To: gcc-patches-bounces+patchwork=sourceware.org@gcc.gnu.org Sender: "Gcc-patches" musl only uses PT_GNU_STACK to set default thread stack size and has no executable stack support[0], so there is no reason not to emit the .note.GNU-stack section on musl builds. [0]: https://lore.kernel.org/all/20190423192534.GN23599@brightrain.aerifal.cx/T/#u gcc/ChangeLog: * configure: Regenerate. * configure.ac: define TARGET_LIBC_GNUSTACK on musl Signed-off-by: Ilya Lipnitskiy --- gcc/configure | 3 +++ gcc/configure.ac | 3 +++ 2 files changed, 6 insertions(+) diff --git a/gcc/configure b/gcc/configure index 74b9d9be4c85..7091a838aefa 100755 --- a/gcc/configure +++ b/gcc/configure @@ -31275,6 +31275,9 @@ fi # Check if the target LIBC handles PT_GNU_STACK. gcc_cv_libc_gnustack=unknown case "$target" in + mips*-*-linux-musl*) + gcc_cv_libc_gnustack=yes + ;; mips*-*-linux*) if test $glibc_version_major -gt 2 \ diff --git a/gcc/configure.ac b/gcc/configure.ac index c9ee1fb8919e..8a2d34179a75 100644 --- a/gcc/configure.ac +++ b/gcc/configure.ac @@ -6961,6 +6961,9 @@ fi # Check if the target LIBC handles PT_GNU_STACK. gcc_cv_libc_gnustack=unknown case "$target" in + mips*-*-linux-musl*) + gcc_cv_libc_gnustack=yes + ;; mips*-*-linux*) GCC_GLIBC_VERSION_GTE_IFELSE([2], [31], [gcc_cv_libc_gnustack=yes], ) ;;