From nobody Thu Mar 5 10:35:46 2026 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 4fRQtB6QkBz6Sn7v for ; Thu, 05 Mar 2026 10:35:46 +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 "R12" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4fRQtB4StRz3tbF for ; Thu, 05 Mar 2026 10:35:46 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1772706946; 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=yzeLViW0f7l6Eugz2j9l9ZnBgNn2hRq+KVJOs1Ex4/0=; b=BgTsZSBH6wodGMPbMmtYCZozDg2fe9cUjFMQg5ApIQjdD1z++ag4ahw6WuK2XKBDNWLq25 K+SG299EAYAe4hQ470VPB25QY6yALWwpJDV9n60Fb5LuHUcg2YRZXsyNoods/BVAOe67gM 5C5reIyLMyw3G5NGo2DAbcbUqDAqtJe03bvHkUtm1wTxgb7oQfBrR6R4IkVlqQQ5z7E58v a35vJkuMeq/t8Aqcq7TB7CPxGhfvur9EpoPz7QtWCGmRwE6S0xqj+oZ4dPt/j9vc+cAMZa TLygSQbbE9y2mrRBRWTojTTias5SmCZ5SO/UgVArrTV5u5wKjVJZozs9zpUu6A== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1772706946; a=rsa-sha256; cv=none; b=bXIBhSJe6eGDDX267OPO4+Sh/MdXaFRpHf7vtM87KNDjJa7G0CkH5bM451Q/SGZvizh0Tw ckger7xxsZ7Us2mh2eF1wfNLqD2GOBbFAymaP5miIBvjmkFlWxpQGYKydfMu3A4D+urVC1 4cZQr3yWOMs9VRL+13BtH2T49xpdIMpshpH7vj0W1MvXsp1wGuolrpGFw+s7C7lSHBn6Dp xpMQuE+ckP62ToGVwy8UI2R7NBX8cP0ivEMZK59DffKd/zKTs36W1XtCPLgFJJboHtyyq3 LtcT3CoJ9dd74GbTJ9SH04vMydTJEpSYGkPh26YFoSugEoVQiG2JCrjqusRNBg== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1772706946; 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=yzeLViW0f7l6Eugz2j9l9ZnBgNn2hRq+KVJOs1Ex4/0=; b=ifhMKgahi8lTORjEo6uAKgyAoBw4cJ4Tf3xLvZSldiKIiGgrkpTvCQ0KAmtRSS3dJXov7V Cyht/VKaEl/3ixR2e1XC5aRIiT7epOdAOITYNc9I1E4rRMRb0NVeanETGCMfI3+vD/X0fl RDQhN9s63nbqb+JI+iUlgx9/AaGFumei8PQFKypLnHD0VjkWfrqMY42ylXVGdk9MWqvPnp dQmkRL8YfqKxEFm4eo/x2E5JxpGS+RivRNBRqqh1awdt2c9p8348NVYXp7iojF/4hn/qcp k0SqA+55XVFHGjfWjHnf/lwxCS0fHh1xpCCdPzNKEJsOtgmw38QAauNZ1jA+4Q== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4fRQtB3PT7zZRZ for ; Thu, 05 Mar 2026 10:35:46 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 3c2ac by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Thu, 05 Mar 2026 10:35:46 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Brooks Davis Subject: git: 4dd517acb694 - main - libc/armv7: remove default version for alloca 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: X-BeenThere: dev-commits-src-all@freebsd.org Sender: owner-dev-commits-src-all@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: brooks X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: 4dd517acb6949d6fed5b16f26fbffb150749b121 Auto-Submitted: auto-generated Date: Thu, 05 Mar 2026 10:35:46 +0000 Message-Id: <69a95c82.3c2ac.37899708@gitrepo.freebsd.org> The branch main has been updated by brooks: URL: https://cgit.FreeBSD.org/src/commit/?id=4dd517acb6949d6fed5b16f26fbffb150749b121 commit 4dd517acb6949d6fed5b16f26fbffb150749b121 Author: Brooks Davis AuthorDate: 2026-03-05 10:33:53 +0000 Commit: Brooks Davis CommitDate: 2026-03-05 10:34:47 +0000 libc/armv7: remove default version for alloca The alloca() interface has been a macro expanding to __builtin_alloca() since 2003 (commit 79806b4cdce0, included in FreeBSD 5.2). Even before that virtually every compiler version I was able to test replaced alloca() with compiler generated code when targeting C. Hide it to prevent future (mis)use. Reviewed by: imp, kib Differential Revision: https://reviews.freebsd.org/D51858 --- lib/libc/arm/Symbol.map | 1 - lib/libc/arm/gen/alloca.S | 3 +++ 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/lib/libc/arm/Symbol.map b/lib/libc/arm/Symbol.map index 49476d2e176a..0be97d4ea693 100644 --- a/lib/libc/arm/Symbol.map +++ b/lib/libc/arm/Symbol.map @@ -5,7 +5,6 @@ */ FBSD_1.0 { __mcount; - alloca; brk; sbrk; }; diff --git a/lib/libc/arm/gen/alloca.S b/lib/libc/arm/gen/alloca.S index 3545cc642aad..88db0cab749b 100644 --- a/lib/libc/arm/gen/alloca.S +++ b/lib/libc/arm/gen/alloca.S @@ -35,6 +35,7 @@ /* like alloc, but automatic automatic free in return */ #include + ENTRY(alloca) add r0, r0, #0x00000007 /* round up to next 8 byte alignment */ bic r0, r0, #0x00000007 @@ -43,4 +44,6 @@ ENTRY(alloca) RET END(alloca) + .symver alloca, alloca@FBSD_1.0 + .section .note.GNU-stack,"",%progbits