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GET /api/1.1/patches/2223887/?format=api
{ "id": 2223887, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2223887/?format=api", "web_url": "http://patchwork.ozlabs.org/project/gcc/patch/372eeb7a-89d7-498a-b28c-960bb2c3f1b3@baylibre.com/", "project": { "id": 17, "url": "http://patchwork.ozlabs.org/api/1.1/projects/17/?format=api", "name": "GNU Compiler Collection", "link_name": "gcc", "list_id": "gcc-patches.gcc.gnu.org", "list_email": "gcc-patches@gcc.gnu.org", "web_url": null, "scm_url": null, "webscm_url": null }, "msgid": "<372eeb7a-89d7-498a-b28c-960bb2c3f1b3@baylibre.com>", "date": "2026-04-16T10:52:25", "name": "[committed] gcn: doc/install.texi - fix by-default required LLVM version [PR124897]", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "6efdedd3f9a9e673b67f2eb24bcea2c783d2511d", "submitter": { "id": 87873, "url": "http://patchwork.ozlabs.org/api/1.1/people/87873/?format=api", "name": "Tobias Burnus", "email": "tburnus@baylibre.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/gcc/patch/372eeb7a-89d7-498a-b28c-960bb2c3f1b3@baylibre.com/mbox/", "series": [ { "id": 500133, "url": "http://patchwork.ozlabs.org/api/1.1/series/500133/?format=api", "web_url": "http://patchwork.ozlabs.org/project/gcc/list/?series=500133", "date": "2026-04-16T10:52:25", "name": "[committed] gcn: doc/install.texi - fix by-default required LLVM version [PR124897]", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/500133/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2223887/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2223887/checks/", "tags": {}, "headers": { "Return-Path": "<gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "gcc-patches@gcc.gnu.org" ], "Delivered-To": [ "patchwork-incoming@legolas.ozlabs.org", "gcc-patches@gcc.gnu.org" ], "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=baylibre-com.20251104.gappssmtp.com\n header.i=@baylibre-com.20251104.gappssmtp.com header.a=rsa-sha256\n header.s=20251104 header.b=ApCOPH7U;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org\n (client-ip=2620:52:6:3111::32; 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boundary=\"------------6ow05aOO00PDmqOsDHoBb15x\"", "Message-ID": "<372eeb7a-89d7-498a-b28c-960bb2c3f1b3@baylibre.com>", "Date": "Thu, 16 Apr 2026 12:52:25 +0200", "MIME-Version": "1.0", "User-Agent": "Mozilla Thunderbird", "Content-Language": "en-US", "To": "gcc-patches <gcc-patches@gcc.gnu.org>, Andrew Stubbs <ams@baylibre.com>", "From": "Tobias Burnus <tburnus@baylibre.com>", "Subject": "[committed] gcn: doc/install.texi - fix by-default required LLVM\n version [PR124897]", "X-BeenThere": "gcc-patches@gcc.gnu.org", "X-Mailman-Version": "2.1.30", "Precedence": "list", "List-Id": "Gcc-patches mailing list <gcc-patches.gcc.gnu.org>", "List-Unsubscribe": "<https://gcc.gnu.org/mailman/options/gcc-patches>,\n <mailto:gcc-patches-request@gcc.gnu.org?subject=unsubscribe>", "List-Archive": "<https://gcc.gnu.org/pipermail/gcc-patches/>", "List-Post": "<mailto:gcc-patches@gcc.gnu.org>", "List-Help": "<mailto:gcc-patches-request@gcc.gnu.org?subject=help>", "List-Subscribe": "<https://gcc.gnu.org/mailman/listinfo/gcc-patches>,\n <mailto:gcc-patches-request@gcc.gnu.org?subject=subscribe>", "Errors-To": "gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org" }, "content": "As noted by Richard, LLVM 19's llvm-mc + lld is too old for gfx9-4-generic\nsupport; his solution was to use the gfx942 multilib instead.\n\nThe documentation had the LLVM version dependency at several places:\nhttps://gcc.gnu.org/gcc-16/changes.html and also in the by-LLVM-version\nlist at https://gcc.gnu.org/install/specific.html#amdgcn-x-amdhsa\n\nBut it missed one location ... Now fixed in r16-8701-gb6a34274b163f8\nas attached.\n\nThanks,\n\nTobias", "diff": "commit b6a34274b163f832ddd841c71145f314359af035\nAuthor: Tobias Burnus <tburnus@baylibre.com>\nDate: Thu Apr 16 12:47:57 2026 +0200\n\n gcn: doc/install.texi - fix by-default required LLVM version [PR124897]\n \n The default multilib requires the linker + assembler of LLVM 20 not 19.\n While LLVM 19 supports gfx942 and generic archs, it does not yet support\n gfx9-4-generic.\n \n gcc/ChangeLog:\n \n PR target/124897\n * doc/install.texi (amdgcn-amdhsa): Fix required LLVM version for\n default multilib.\n---\n gcc/doc/install.texi | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)\n\ndiff --git a/gcc/doc/install.texi b/gcc/doc/install.texi\nindex 5fb7e0b6950..001d16fe67a 100644\n--- a/gcc/doc/install.texi\n+++ b/gcc/doc/install.texi\n@@ -4165,7 +4165,7 @@ a linker error.\n By default, multilib support is built for @code{gfx908}, @code{gfx90a},\n @code{gfx9-generic}, @code{gfx9-4-generic}, @code{gfx10-3-generic}, and\n @code{gfx11-generic}, which covers all supported archs. The default multilib\n-configuration requires LLVM 19 or newer. LLVM 13.0.1 or LLVM 14 can be used by\n+configuration requires LLVM 20 or newer. LLVM 13.0.1 or LLVM 14 can be used by\n specifying a @code{--with-multilib-list=} that only lists GFX9 or GFX10-3\n devices, while LLVM 15 is required for GFX 11 device and @code{gfx1036}.\n At least LLVM 16 is required for @code{gfx1150} and @code{gfx1151},\n", "prefixes": [ "committed" ] }