From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 878E2CAC5BB for ; Wed, 1 Oct 2025 15:22:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=wP21FxqhsM0SCRZg1d/3jQZPRkCO5rCTqEHQelAnSgE=; b=NzC5FWATNrWBwB fpguG12e25ShtAkDihW1sI9ZzOOLHnhH/bHS4Gufh2+6vKn3lfqS7UpGQvjuX2YbfDQOg80vIjWeZ DPHaiF1/rG1W9xHNyQbpTembatcQ1tD7WzI+TZNUITR5d9wo7G71RINIyBKNdtJd6pImFYRI2r/Kr TD59jt9bThDRaZLCYfsSZjGqpfmoYPALjgGpPVUN7YQ+fmJF7V9LypziGvJwjyO+qYI4nni2/ga3d CPRKhvaBw3EFk/Mg7WI1/OcBEUy3RHBarluBNBv19bSiYL8wNH5XBJDerT8Z4b27I47Tu3EH+WUWC pRl3eSc/duDL1Q/gpi/Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1v3yes-00000008NXY-3jGK; Wed, 01 Oct 2025 15:22:22 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1v3yeq-00000008NXB-0H17 for linux-riscv@lists.infradead.org; Wed, 01 Oct 2025 15:22:21 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 34E5A1424; Wed, 1 Oct 2025 08:22:11 -0700 (PDT) Received: from localhost (e132581.arm.com [10.1.196.87]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id D688B3F59E; Wed, 1 Oct 2025 08:22:18 -0700 (PDT) Date: Wed, 1 Oct 2025 16:22:17 +0100 From: Leo Yan To: Arnaldo Carvalho de Melo Cc: Namhyung Kim , Jiri Olsa , Ian Rogers , Adrian Hunter , Nathan Chancellor , Nick Desaulniers , Bill Wendling , Justin Stitt , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , James Clark , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, llvm@lists.linux.dev, linux-riscv@lists.infradead.org Subject: Re: [PATCH v2 0/8] perf build: Support building with Clang Message-ID: <20251001152217.GQ7985@e132581.arm.com> References: <20250930-perf_build_android_ndk-v2-0-2ea440b7ef01@arm.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251001_082220_141283_1FC0E574 X-CRM114-Status: GOOD ( 20.01 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org T24gV2VkLCBPY3QgMDEsIDIwMjUgYXQgMTE6MjE6MjBBTSAtMDMwMCwgQXJuYWxkbyBDYXJ2YWxo byBkZSBNZWxvIHdyb3RlOgo+IE9uIFR1ZSwgU2VwIDMwLCAyMDI1IGF0IDA1OjU0OjQ4UE0gKzAx MDAsIExlbyBZYW4gd3JvdGU6Cj4gPiBUaGlzIHNlcmllcyBhZGRzIHN1cHBvcnQgZm9yIGJ1aWxk aW5nIHBlcmYgd2l0aCBDbGFuZywgZm9sbG93aW5nIHRoZQo+ID4gZGlzY3Vzc2lvbiBpbiBbMV0u IEJlY2F1c2UgdGhlIEFuZHJvaWQgTkRLIHVzZXMgQ2xhbmcgYnkgZGVmYXVsdCwKPiA+IGVuYWJs aW5nIENsYW5nIGJ1aWxkcyBuYXR1cmFsbHkgY292ZXJzIEFuZHJvaWQgYXMgd2VsbC4KPiA+IAo+ ID4gVGhlIHNlcmllcyBpcyBvcmdhbml6ZWQgYXMgZm9sbG93czoKPiA+IAo+ID4gICAtIFBhdGNo ZXMgMeKAkzI6IEZpeCB0d28gYnVncyBmb3VuZCB3aXRoIENsYW5nLgo+ID4gICAtIFBhdGNoZXMg M+KAkzY6IENvcnJlY3QgQ1JPU1NfQVJDSCBhbmQgZGlzbWlzcyBDbGFuZyBidWlsZCB3YXJuaW5n cy4KPiA+ICAgLSBQYXRjaGVzIDfigJM4OiBFbmFibGUgQ2xhbmcgaW4gdGhlIE1ha2VmaWxlIGFu ZCB1cGRhdGUgdGhlCj4gPiAgICAgZG9jdW1lbnRhdGlvbi4KPiA+IAo+ID4gVGVzdGluZzoKPiA+ IAo+ID4gICAtIENsYW5nIDE1LjAuNyBvbiBVYnVudHUgMjIuMDQuNTogbmF0aXZlIGFuZCBjcm9z cy1jb21waWxpbmcgKGFhcmNoNjQpCj4gPiAgIC0gQ2xhbmcgMTguMS4zIG9uIFVidW50dSAyNC4w NC4yOiBuYXRpdmUgYW5kIGNyb3NzLWNvbXBpbGluZyAoYWFyY2g2NCkKPiA+ICAgLSBBbmRyb2lk IE5ESyByMjdkIChsYXRlc3QgTFRTKTogY3Jvc3MtY29tcGlsaW5nIChhYXJjaDY0KQo+IAo+ICAg TEQgICAgICAvdG1wL2J1aWxkL3BlcmYvdXRpbC9wZXJmLXV0aWwtaW4ubwo+ICAgTEQgICAgICAv dG1wL2J1aWxkL3BlcmYvcGVyZi11dGlsLWluLm8KPiAgIEFSICAgICAgL3RtcC9idWlsZC9wZXJm L2xpYnBlcmYtdXRpbC5hCj4gICBDQyAgICAgIC90bXAvYnVpbGQvcGVyZi9wbXUtZXZlbnRzL3Bt dS1ldmVudHMubwo+ICAgTEQgICAgICAvdG1wL2J1aWxkL3BlcmYvcG11LWV2ZW50cy9wbXUtZXZl bnRzLWluLm8KPiAgIEFSICAgICAgL3RtcC9idWlsZC9wZXJmL2xpYnBtdS1ldmVudHMuYQo+ICAg TElOSyAgICAvdG1wL2J1aWxkL3BlcmYvcGVyZgo+IG1ha2U6IExlYXZpbmcgZGlyZWN0b3J5ICcv Z2l0L3BlcmYtNi4xNy4wLXJjNi90b29scy9wZXJmJwo+ICsgcm0gLXJmIC90bXAvYnVpbGQvcGVy Zgo+ICsgbWtkaXIgL3RtcC9idWlsZC9wZXJmCj4gKyBtYWtlICdBUkNIPScgJ0NST1NTX0NPTVBJ TEU9JyAnRVhUUkFfQ0ZMQUdTPScgLUMgdG9vbHMvcGVyZiAnTz0vdG1wL2J1aWxkL3BlcmYnICdD Qz1jbGFuZycKPiBtYWtlOiBFbnRlcmluZyBkaXJlY3RvcnkgJy9naXQvcGVyZi02LjE3LjAtcmM2 L3Rvb2xzL3BlcmYnCj4gICBCVUlMRDogICBEb2luZyAnbWFrZSAtajI4JyBwYXJhbGxlbCBidWls ZAo+IE1ha2VmaWxlLmNvbmZpZzo0OTQ6ICoqKiBObyBnbnUvbGliYy12ZXJzaW9uLmggZm91bmQs IHBsZWFzZSBpbnN0YWxsIGdsaWJjLWRldltlbF0uICBTdG9wLgo+IG1ha2VbMV06ICoqKiBbTWFr ZWZpbGUucGVyZjoyODk6IHN1Yi1tYWtlXSBFcnJvciAyCj4gbWFrZTogKioqIFtNYWtlZmlsZTo3 NjogYWxsXSBFcnJvciAyCj4gbWFrZTogTGVhdmluZyBkaXJlY3RvcnkgJy9naXQvcGVyZi02LjE3 LjAtcmM2L3Rvb2xzL3BlcmYnCj4gKyBleGl0IDEKPiB0b29sc2J1aWxkZXJAZml2ZTp+JCBjYXQg ZG0ubG9nL2FscGluZVw6My4yMgoKQSBxdWljayBsb29rOiB0aGUgYnVpbGQgY2Fubm90IGZpbmQg Ym90aCBsaWJlbGYgKGZlYXR1cmUtbGliZWxmPTApIGFuZApnbGliYyAoZmVhdHVyZS1nbGliYz0w KSwgdGh1cyBsZWFkIHRvIGJ1aWxkIGZhaWx1cmUuIEl0IGlzIGdvb2QgdG8Ka25vdyB3aGF0IHRo ZSByZWFzb24gZm9yIHRoZSBmZWF0dXJlIGJ1aWxkaW5nIGZhaWx1cmVzOgoKICB0b29scy9wZXJm L2ZlYXR1cmUvdGVzdC1saWJlbGYubWFrZS5vdXRwdXQKICB0b29scy9wZXJmL2ZlYXR1cmUvdGVz dC1nbGliYy5tYWtlLm91dHB1dAoKSSBhbSBub3Qgc3VycHJpc2VkIGZvciB0aGUgZmFpbHVyZSBv ZiBsaWJlbGYgKHRoaXMgaXMgY29tbW9uIGNhc2UKdGhhdCB0aGUgcGFja2FnZSBpcyBub3QgaW5z dGFsbGVkIGJ5IGRlZmF1bHQgaW4gYSBkaXN0cm8pLCBidXQgaXQgaXMgYQpiaXQgY29uZnVzZWQg Zm9yIHRoZSBnbGliYyBmZWF0dXJlIGZhaWx1cmUuCgpJdCBzZWVtcyB0aGUgaXNzdWUgb2NjdXJz IG9uIEFscGluZSAzLjIyLCBidXQgdGhlIGhpZ2hlc3QgdmVyc2lvbgpzdXBwb3J0ZWQgaW4gY29u dGFpbmVyLWJ1aWxkIGlzIDMuMjEgWzFdLiBDb3VsZCB5b3UgY29uZmlybSB3aGV0aGVyCnRoZSBp c3N1ZSByZXByb2R1Y2VzIG9uIG90aGVyIGRpc3Ryb3Mgb3IgdmVyc2lvbnM/CgpUaGFua3MsCkxl bwoKWzFdIGh0dHBzOi8vZ2l0aHViLmNvbS9hY21lbC9saW51eC10b29scy1jb250YWluZXItYnVp bGRzL3RyZWUvbWFpbi9hbHBpbmUKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fCmxpbnV4LXJpc2N2IG1haWxpbmcgbGlzdApsaW51eC1yaXNjdkBsaXN0cy5p bmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8v bGludXgtcmlzY3YK