From patchwork Tue Apr 14 17:44:52 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Josh Dekker X-Patchwork-Id: 18955 Return-Path: X-Original-To: patchwork@ffaux-bg.ffmpeg.org Delivered-To: patchwork@ffaux-bg.ffmpeg.org Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by ffaux.localdomain (Postfix) with ESMTP id 701684482AA for ; Tue, 14 Apr 2020 20:45:09 +0300 (EEST) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 543B268B5DC; Tue, 14 Apr 2020 20:45:09 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from wout5-smtp.messagingengine.com (wout5-smtp.messagingengine.com [64.147.123.21]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id BF36D68A957 for ; Tue, 14 Apr 2020 20:45:02 +0300 (EEST) Received: from compute2.internal (compute2.nyi.internal [10.202.2.42]) by mailout.west.internal (Postfix) with ESMTP id 50866B86 for ; Tue, 14 Apr 2020 13:45:00 -0400 (EDT) Received: from mailfrontend2 ([10.202.2.163]) by compute2.internal (MEProxy); Tue, 14 Apr 2020 13:45:00 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=itanimul.li; h= from:to:subject:date:message-id:mime-version :content-transfer-encoding; s=fm1; bh=I+tb9MD+QbXKRsrI7kGz6tgNKE 9ce90FthZp85aOqDQ=; b=zBI16UJF9h6nA+/4VioHhrKsxYh/6qX/SlR1F+zcZw rqO5sicEvG9L2HOC3EyIbNEpdpVPjeNloUg5KhHOsGn/GVm8A2AgEjz9eZu4X8oH WfxoNUVhscKLyVoFZJm2ZNMqCNCzUypC8Tzl5EE0pzv80abSYM32OLjxMtcZiDya HFb/m15ORzFtv/5NATREeDqbfIdUG4+U92Y6t/vMe03TIOH7CamCOpBGP37FPXYh +iu0RwEge6lZd7ngCobE6ihsxUymvGxSbaDjss8hWpuwRxSaC+VgM1ZiuCuXqrOp 8DNqD0C3OLHvH2PPVh/lnAdAnpUIO2kA5o1JaDXs+hOw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=content-transfer-encoding:date:from :message-id:mime-version:subject:to:x-me-proxy:x-me-proxy :x-me-sender:x-me-sender:x-sasl-enc; s=fm2; bh=I+tb9MD+QbXKRsrI7 kGz6tgNKE9ce90FthZp85aOqDQ=; b=s3G2hJoajkB79YQAznCoRGFkqFCBYtOWn WLImWeA0cvJ85o5Gncq7b7CGdFtJ4Or8edQYZJPZp0d6cxzxBz9Gn2ubc/13G43L qCsvoi0xBOPcdu0Zx/Pk/5QMiYC0C91ah2wKGF/JF6MKqub2UbBZzbr9eGY1pY7e lXwkzAfixhZXpXFltGeE4z4DAC7eMqw7I+K0d1pPkWBOCe5851yueN/Ia15p7fX1 eHVYL/w00TUsLmt+bPFHSsMrK0DFU93hcj10t9MLDEUbd+L+o6Zy3TCeyiANmpzp mZrBGFsiWsIK2uym63RGxaolmWucrEYN7uF5OvQEMzF21qlEl0k+A== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeduhedrfedugdduudeiucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucenucfjughrpefhvffufffkofgggfestdekredtre dttdenucfhrhhomheplfhoshhhucguvgcumfhotghkuceojhhoshhhsehithgrnhhimhhu lhdrlhhiqeenucfkphepkedurddutdegrdejkedrudehudenucevlhhushhtvghrufhiii gvpedtnecurfgrrhgrmhepmhgrihhlfhhrohhmpehjohhshhesihhtrghnihhmuhhlrdhl ih X-ME-Proxy: Received: from localhost.localdomain (cpc107625-sotn16-2-0-cust150.15-1.cable.virginm.net [81.104.78.151]) by mail.messagingengine.com (Postfix) with ESMTPA id 65ADE3060057 for ; Tue, 14 Apr 2020 13:44:59 -0400 (EDT) From: Josh de Kock To: ffmpeg-devel@ffmpeg.org Date: Tue, 14 Apr 2020 18:44:52 +0100 Message-Id: <20200414174452.25659-1-josh@itanimul.li> X-Mailer: git-send-email 2.24.1 (Apple Git-126) MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH] configure: fix clang on macOS 10.15 X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Works around a bug in the newer Xcode 11's clang with -fstack-check emitting bad code with misaligned call instructions. --- configure | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/configure b/configure index 4d4c429be9..c872a2932d 100755 --- a/configure +++ b/configure @@ -5358,6 +5358,11 @@ case $target_os in fi version_script='-exported_symbols_list' VERSION_SCRIPT_POSTPROCESS_CMD='tr " " "\n" | sed -n /global:/,/local:/p | grep ";" | tr ";" "\n" | sed -E "s/(.+)/_\1/g" | sed -E "s/(.+[^*])$$$$/\1*/"' + # Workaround for Xcode 11 -fstack-check bug + if enabled clang; then + clang_version=$($cc -dumpversion) + test ${clang_version%%.*} -ge 11 && add_cflags -fno-stack-check + fi ;; msys*) die "Native MSYS builds are discouraged, please use the MINGW environment."