Patch Detail
get:
Show a patch.
patch:
Update a patch.
put:
Update a patch.
GET /api/1.1/patches/2231063/?format=api
{ "id": 2231063, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2231063/?format=api", "web_url": "http://patchwork.ozlabs.org/project/gcc/patch/37qo90r9-25q3-p705-qp27-q82qs739r7np@fhfr.qr/", "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": "<37qo90r9-25q3-p705-qp27-q82qs739r7np@fhfr.qr>", "date": "2026-04-30T10:15:43", "name": "Mention speculative devirtualization improvements", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "628d0427e6500b635993c43472391928d1c2b9f2", "submitter": { "id": 4338, "url": "http://patchwork.ozlabs.org/api/1.1/people/4338/?format=api", "name": "Richard Biener", "email": "rguenther@suse.de" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/gcc/patch/37qo90r9-25q3-p705-qp27-q82qs739r7np@fhfr.qr/mbox/", "series": [ { "id": 502265, "url": "http://patchwork.ozlabs.org/api/1.1/series/502265/?format=api", "web_url": "http://patchwork.ozlabs.org/project/gcc/list/?series=502265", "date": "2026-04-30T10:15:43", "name": "Mention speculative devirtualization improvements", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/502265/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2231063/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2231063/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 (1024-bit key;\n unprotected) header.d=suse.de header.i=@suse.de header.a=rsa-sha256\n header.s=susede2_rsa header.b=ThDfkPSi;\n\tdkim=pass header.d=suse.de header.i=@suse.de header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=Y1RTy7ra;\n\tdkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de\n header.a=rsa-sha256 header.s=susede2_rsa header.b=ThDfkPSi;\n\tdkim=neutral header.d=suse.de header.i=@suse.de header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=Y1RTy7ra;\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; helo=vm01.sourceware.org;\n envelope-from=gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org;\n receiver=patchwork.ozlabs.org)", "sourceware.org;\n\tdkim=pass (1024-bit key,\n unprotected) header.d=suse.de header.i=@suse.de header.a=rsa-sha256\n header.s=susede2_rsa header.b=ThDfkPSi;\n\tdkim=pass header.d=suse.de header.i=@suse.de header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=Y1RTy7ra;\n\tdkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de\n header.a=rsa-sha256 header.s=susede2_rsa header.b=ThDfkPSi;\n\tdkim=neutral header.d=suse.de header.i=@suse.de header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=Y1RTy7ra", "sourceware.org;\n dmarc=pass (p=none dis=none) header.from=suse.de", "sourceware.org; spf=pass smtp.mailfrom=suse.de", "server2.sourceware.org;\n arc=none smtp.remote-ip=195.135.223.131", "smtp-out2.suse.de;\n\tnone" ], "Received": [ "from vm01.sourceware.org (vm01.sourceware.org\n [IPv6:2620:52:6:3111::32])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4g5qnp024kz1yHZ\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 30 Apr 2026 20:16:13 +1000 (AEST)", "from vm01.sourceware.org (localhost [127.0.0.1])\n\tby sourceware.org (Postfix) with ESMTP id CA005436A064\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 30 Apr 2026 10:16:11 +0000 (GMT)", "from smtp-out2.suse.de (smtp-out2.suse.de [195.135.223.131])\n by sourceware.org (Postfix) with ESMTPS id A9BCF4BB3BD8\n for <gcc-patches@gcc.gnu.org>; Thu, 30 Apr 2026 10:15:44 +0000 (GMT)", "from murzim.nue2.suse.org (unknown [10.168.4.243])\n (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest\n SHA256)\n (No client certificate requested)\n by smtp-out2.suse.de (Postfix) with ESMTPS id A37075BD75\n for <gcc-patches@gcc.gnu.org>; Thu, 30 Apr 2026 10:15:43 +0000 (UTC)" ], "DKIM-Filter": [ "OpenDKIM Filter v2.11.0 sourceware.org CA005436A064", "OpenDKIM Filter v2.11.0 sourceware.org A9BCF4BB3BD8" ], "DMARC-Filter": "OpenDMARC Filter v1.4.2 sourceware.org A9BCF4BB3BD8", "ARC-Filter": "OpenARC Filter v1.0.0 sourceware.org A9BCF4BB3BD8", "ARC-Seal": "i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1777544144; cv=none;\n b=QRvA3UA/wpE9plf1fquH3XUYWPpFzmsxl2Z3qv/OUjjGqnC38/rdcHRIr362eIIoQ9F3s4H+afymdKWxtm7mcI9QVeuuF2vvv/pcl4+X16s6iGdCb9la8pDEPqhYKG64bV84IoAcl9ruLMPoLT9tWsqEDwpe057xAPbiVva3Dd0=", "ARC-Message-Signature": "i=1; a=rsa-sha256; d=sourceware.org; s=key;\n t=1777544144; c=relaxed/simple;\n bh=womAW1a+aV7+tc1u65+b7VH8LO4SB5Oh/TxAFDQNpYU=;\n h=DKIM-Signature:DKIM-Signature:DKIM-Signature:DKIM-Signature:Date:\n From:To:Subject:Message-ID:MIME-Version;\n b=mPo4QkwpA28fjIKXQMQZrTuMs89pdXzF3tw7owix7dsNQQdXYs7CSF3rw0H+e5xVEdjR/DZrHctphltWLDyoJLinMFXCvzliRVUaZsK9BlMlrYfsZtesO57FYbZDrYqiDY26ole+lnf+xupiSqpUFuPV1XGxHnqhgIi/Z5vWiyQ=", "ARC-Authentication-Results": "i=1; server2.sourceware.org", "DKIM-Signature": [ "v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de;\n s=susede2_rsa;\n t=1777544143; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:\n mime-version:mime-version:content-type:content-type;\n bh=4EUSm/7SkjhSiRDEFVP7spald69U8dQHhhMLzyvrDl0=;\n b=ThDfkPSiCHsI4xAHK6x0+N6m3m+riSy+bUAhZwlakwIDnTF7AaEdyfb0CJ7F2GqxMW7Czm\n k+hUEbyhk8CDZWtGKu9huCggMKaqy2IIGoylHNDPpq8ujrHAHYQWkYZVCbGOYnhlXE9KNq\n Xn+vtLKtRhBnqpxksZkHMlO/S+5Kq/M=", "v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de;\n s=susede2_ed25519; t=1777544143;\n h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:\n mime-version:mime-version:content-type:content-type;\n bh=4EUSm/7SkjhSiRDEFVP7spald69U8dQHhhMLzyvrDl0=;\n b=Y1RTy7raBC/mYWowWDRVfQX5ylB7zfOWDxUVYumfYLZjmTIbITuNCLD6zI5Uw34rdxl48k\n JU+AWHLXkWPM/QBw==", "v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de;\n s=susede2_rsa;\n t=1777544143; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:\n mime-version:mime-version:content-type:content-type;\n bh=4EUSm/7SkjhSiRDEFVP7spald69U8dQHhhMLzyvrDl0=;\n b=ThDfkPSiCHsI4xAHK6x0+N6m3m+riSy+bUAhZwlakwIDnTF7AaEdyfb0CJ7F2GqxMW7Czm\n k+hUEbyhk8CDZWtGKu9huCggMKaqy2IIGoylHNDPpq8ujrHAHYQWkYZVCbGOYnhlXE9KNq\n Xn+vtLKtRhBnqpxksZkHMlO/S+5Kq/M=", "v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de;\n s=susede2_ed25519; t=1777544143;\n h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:\n mime-version:mime-version:content-type:content-type;\n bh=4EUSm/7SkjhSiRDEFVP7spald69U8dQHhhMLzyvrDl0=;\n b=Y1RTy7raBC/mYWowWDRVfQX5ylB7zfOWDxUVYumfYLZjmTIbITuNCLD6zI5Uw34rdxl48k\n JU+AWHLXkWPM/QBw==" ], "Date": "Thu, 30 Apr 2026 12:15:43 +0200 (CEST)", "From": "Richard Biener <rguenther@suse.de>", "To": "gcc-patches@gcc.gnu.org", "Subject": "[PATCH] Mention speculative devirtualization improvements", "Message-ID": "<37qo90r9-25q3-p705-qp27-q82qs739r7np@fhfr.qr>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=US-ASCII", "X-Spamd-Result": "default: False [-4.30 / 50.00]; BAYES_HAM(-3.00)[99.99%];\n NEURAL_HAM_LONG(-1.00)[-1.000];\n NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain];\n TO_DN_NONE(0.00)[]; ARC_NA(0.00)[]; RCPT_COUNT_ONE(0.00)[1];\n MISSING_XM_UA(0.00)[]; FROM_EQ_ENVFROM(0.00)[];\n FUZZY_RATELIMITED(0.00)[rspamd.com]; MIME_TRACE(0.00)[0:+];\n RCVD_COUNT_ZERO(0.00)[0]; TO_MATCH_ENVRCPT_ALL(0.00)[];\n DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519];\n FROM_HAS_DN(0.00)[]", "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": "Pushed.\n\n\t* gcc-16/changes.html: Mention speculative devirtualization\n\timprovements.\n---\n htdocs/gcc-16/changes.html | 2 ++\n 1 file changed, 2 insertions(+)", "diff": "diff --git a/htdocs/gcc-16/changes.html b/htdocs/gcc-16/changes.html\nindex e7789909..8aff7d66 100644\n--- a/htdocs/gcc-16/changes.html\n+++ b/htdocs/gcc-16/changes.html\n@@ -47,6 +47,8 @@ You may also want to check out our\n <ul>\n <li>Link-Time Optimization now supports better handling of toplevel asm\n statements with <code>-flto-toplevel-asm-heuristics</code>.</li>\n+ <li>Speculative devirtualization now handles general indirect function\n+ calls and supports speculating of more than one target.</li>\n <li>The vectorizer now supports vectorizing of uncounted loops and a wider\n class of loops with early exits.</li>\n <li>The vectorizer is now more flexible in identifying in-loop parallelism\n", "prefixes": [] }