From nobody Thu Jul 20 23:37:54 2023 X-Original-To: dev-commits-src-all@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4R6TdH0qsdz4nwcX; Thu, 20 Jul 2023 23:37:55 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4R6TdH0PMcz3Ky3; Thu, 20 Jul 2023 23:37:55 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1689896275; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=PcpzZ30aTfZ/sI6yrCcrprm4fohInWRHCwNJym9I2bY=; b=BnN/3YZSy4+mqOnhGM0zOMOEe+0uF1M/TYVVlsG8q6wiCxMTg41AoK5l7R8y6bRFcdA0YD pxMvkivaFpb+taWErFqi8/PD95aYQZWxV5VxN4lHHWMXkVeP9VJW4hNIJY5VT46cCl3IcT gPqDoQWbGlPQ7cRpVvUsPkAzrhMelm+i3rGYsiG524FOJRE7e2Ob6cFiBq2OWEQ4+inyjM XNIvowUbbRAEUOId7kla5pJ0KRm9HgJo3jZQG4bHvMMhgH74T6029hxgQrakBAM3FJ+cwn xBX46POWve5ccjtvTzG8QuSfOdkfuxE9nKvbFf/Nj5jPZsF5hQ6rUHKn7Fv5NQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1689896275; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=PcpzZ30aTfZ/sI6yrCcrprm4fohInWRHCwNJym9I2bY=; b=TnE/Qh4sUc5CxLNh50zAzRgMQxpRdtKhKsCUhUmOWGcePxoXwHFdGIv/F4kND6X2WMP7FX r3+l8eipdgUp9cq8TGx1uDmWmSWzDGnFmYyqsws7W5FyI3VpN0nAyI/bszoMPWVoVHrPEq u737sXgRY8kHPTr1DUDJowvbQr73duV0Ml4JhHK9qE45IC+Ii00mA/A4AMF3Lh9jVkXdtv 9ll+CWTXqEfTHQsquew32+86LKtdlI0R3ppI/KoXDdmyoUpEKxxsZEJPVnq6rJOp2M9qCW NdtJmMiygY8YCXkUIfGfDgGkMYphz/ytfw1VJ8eozYQ3RE80XPXvAKyFFpP8Yw== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1689896275; a=rsa-sha256; cv=none; b=RI2665/n2fpWYM9aSFaVomerH/9xiNCh3LPZVFMAB8K0q+TxTNdEWljPbmt7Se1vQrB3ua JkntN6Z2NJBf+NdcjYrhP8heRsZES4KBH+r/Uv/jdJzahaZG+9gT7qyzPg/Li5VqjcwCLz WUovB0Y79Qs/PBWdNF48nhEeomT+EM3xvSeMoP909WzbaSD4ZrikdQCOs/prsvdP1KFKGB IWc2lc7UpdbOT+JhEkS50Zc1irRLWJrQeGebaPWSG4J26wIAr2WM7T+JkB2bkUsigdZ4ep ceLJ9Ne8CTYYEbAgqCvvMm+QS3LK1grMeTNqMs0gbyTeWzgyJQozhNTpDg7zLw== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 4R6TdG69HMzqdZ; Thu, 20 Jul 2023 23:37:54 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.17.1/8.17.1) with ESMTP id 36KNbsvb017456; Thu, 20 Jul 2023 23:37:54 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.17.1/8.17.1/Submit) id 36KNbspb017454; Thu, 20 Jul 2023 23:37:54 GMT (envelope-from git) Date: Thu, 20 Jul 2023 23:37:54 GMT Message-Id: <202307202337.36KNbspb017454@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: John Baldwin Subject: git: 92053e4f8ae5 - main - share/mk: Pass -znoexecstack to ld.bfd when linking libraries and programs. List-Id: Commit messages for all branches of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-dev-commits-src-all@freebsd.org X-BeenThere: dev-commits-src-all@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: jhb X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: 92053e4f8ae5f6659db7a8fae016f46bb5447bf8 Auto-Submitted: auto-generated The branch main has been updated by jhb: URL: https://cgit.FreeBSD.org/src/commit/?id=92053e4f8ae5f6659db7a8fae016f46bb5447bf8 commit 92053e4f8ae5f6659db7a8fae016f46bb5447bf8 Author: John Baldwin AuthorDate: 2023-07-20 23:36:35 +0000 Commit: John Baldwin CommitDate: 2023-07-20 23:37:46 +0000 share/mk: Pass -znoexecstack to ld.bfd when linking libraries and programs. lld assumes -znoexecstack by default whereas ld.bfd still defaults to -zexecstack in the absence of .note.GNU-stack annotations. Adding the flags centrally avoids having to patch various libraries in the tree as one-offs (e.g. OpenSSL 3 is the current thing generating new warnings with ld.bfd). Reviewed by: emaste Differential Revision: https://reviews.freebsd.org/D41120 --- share/mk/bsd.lib.mk | 2 ++ share/mk/bsd.prog.mk | 2 ++ 2 files changed, 4 insertions(+) diff --git a/share/mk/bsd.lib.mk b/share/mk/bsd.lib.mk index dfaf554a3619..a58114af43c4 100644 --- a/share/mk/bsd.lib.mk +++ b/share/mk/bsd.lib.mk @@ -95,6 +95,8 @@ LDFLAGS+= -Wl,-zretpolineplt .warning Retpoline requested but not supported by compiler or linker .endif .endif +# LLD sensibly defaults to -znoexecstack, so do the same for BFD +LDFLAGS.bfd+= -Wl,-znoexecstack # Initialize stack variables on function entry .if ${MK_INIT_ALL_ZERO} == "yes" diff --git a/share/mk/bsd.prog.mk b/share/mk/bsd.prog.mk index 6f1079944914..f61331aeaa90 100644 --- a/share/mk/bsd.prog.mk +++ b/share/mk/bsd.prog.mk @@ -68,6 +68,8 @@ LDFLAGS+= -Wl,-zretpolineplt .warning Retpoline requested but not supported by compiler or linker .endif .endif +# LLD sensibly defaults to -znoexecstack, so do the same for BFD +LDFLAGS.bfd+= -Wl,-znoexecstack # Initialize stack variables on function entry .if ${MK_INIT_ALL_ZERO} == "yes"