Message ID | ed94a8ddc2ca8c8ef663cfb7ae9dd196c4a66b33.1707217097.git.bristot@kernel.org |
---|---|
State | New |
Headers |
Return-Path: <linux-kernel+bounces-54741-ouuuleilei=gmail.com@vger.kernel.org> Delivered-To: ouuuleilei@gmail.com Received: by 2002:a05:7301:168b:b0:106:860b:bbdd with SMTP id ma11csp1466570dyb; Tue, 6 Feb 2024 03:15:52 -0800 (PST) X-Google-Smtp-Source: AGHT+IHvNJO6QigxyZlqc/xUNJwxDOFVD7GqaiyyKCzTMwetM+o2GIYy/kT2pTEED2F+5Jt8fV7v X-Received: by 2002:a05:6e02:682:b0:363:b2ea:5771 with SMTP id o2-20020a056e02068200b00363b2ea5771mr1902240ils.1.1707218152526; Tue, 06 Feb 2024 03:15:52 -0800 (PST) ARC-Seal: i=2; a=rsa-sha256; t=1707218152; cv=pass; d=google.com; s=arc-20160816; b=ccHMRb9DLlFVcNxGCXC2BM9NGn0rasEDgwu/ZOIL0ch51AL9IrtRJdH4Q9KSU8zy4W NdBA0Js+9rH0yM7NiJLxVGpxJpvGP1f9AO/xYBj5mnrykPSjYwabi5oyBgbz+X5IEumJ T+Q9Xiomk7xjm6PUrubzLwS+Tk1RlbEcuifScLNkqLbnzugPHe8OP9ucKj8jy3DKj4w4 4BLlXVKtNvVOKcay3HIVzq2ieM9omjfICC+b1iXX9wjAfV/kbPSrRazIN4qTVsdxGElm 3YyLSlxYPc4WzkwDXSxju0D6ckbQYUE3pmwV7o+AEPHjBaqxVdci/YS/jNi8hWYgOZfp Kvzg== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:mime-version:list-unsubscribe :list-subscribe:list-id:precedence:references:in-reply-to:message-id :date:subject:cc:to:from:dkim-signature; bh=TM/poG8G5KN3+0IMsvniInpYO948zppMnBPycF1iGjk=; fh=X4TuQorA4Pi/ghHZecpVsvqlfcOcGj9S78YswfKTUj0=; b=qX+aVUn0lpYf2HOSO6TitNfM+GmW3GUZcsCd0yACgawXpGExrgddWJ4ha0PMCEMCW+ YVSg9bqspkou04ovKu51MxX5giWtiY5yWKgj67E4x2ag1MjrvWOYD4uPiLDclAf50/7b K56B/W66e6khHJFGM8sEEvEAoCoHW9B04R4jJJTA23CGx4FuS5lIPiB3KYTvdAVPSyQD XMD/0RwYz5zaiZ5D21Nf1TFVC1OkXqLZrMfuxhSkszAIMa1DOgpLSreDKzs+eeqcvEP0 uAeDuqYrN9I6RJeJQCoIjaCIVELvLMx5SFTxCzYqMUDi+tdcFpat+esZvKe6YtnZCu8h TFUA==; dara=google.com ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=XfNv2wNL; arc=pass (i=1 dkim=pass dkdomain=kernel.org); spf=pass (google.com: domain of linux-kernel+bounces-54741-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:40f1:3f00::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-54741-ouuuleilei=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org X-Forwarded-Encrypted: i=1; AJvYcCXVp1X+vU1GYS97xIcH+J/6O9F1YJEGAvSEw1CVDyKuNxCMN4R3ara4v9qI0v/cGUCvJLirX07YRvwphOc1cQWx6qa7nw== Received: from sy.mirrors.kernel.org (sy.mirrors.kernel.org. [2604:1380:40f1:3f00::1]) by mx.google.com with ESMTPS id b21-20020a631b55000000b005cdfddfe6c8si1438592pgm.711.2024.02.06.03.15.52 for <ouuuleilei@gmail.com> (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 06 Feb 2024 03:15:52 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-54741-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:40f1:3f00::1 as permitted sender) client-ip=2604:1380:40f1:3f00::1; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=XfNv2wNL; arc=pass (i=1 dkim=pass dkdomain=kernel.org); spf=pass (google.com: domain of linux-kernel+bounces-54741-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:40f1:3f00::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-54741-ouuuleilei=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sy.mirrors.kernel.org (Postfix) with ESMTPS id 513B0B26F0A for <ouuuleilei@gmail.com>; Tue, 6 Feb 2024 11:08:17 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 95C9612F5BB; Tue, 6 Feb 2024 11:06:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="XfNv2wNL" Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D7850130AF2; Tue, 6 Feb 2024 11:05:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707217558; cv=none; b=hF+ek1yDNxbQryoDfwkH5coFcG2GxlrrGRCA1aVOfWbR2z54oUpbGxY8vVdL0AQ+QLHtwyIBnNZRLtboC79+LFOtSiTvc6afPYAMlf1vb65Spg0vciEZfLBlqqj/3OKq58iGtDljvNWQhzGB+xIL+lSza6oPfFGej+wdqzbWECs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707217558; c=relaxed/simple; bh=oBgtkf5GsR7oInvTgvXmuuezLk03GfOH/+6u6oZvCho=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=kSabcQ/qDLBbaDuc42kcGdTo4SK7BFblGdz7Wvr4zxYiiOmyGiDEjUd+5QRrbUAWEJ9I7shaIxEHCJhYJ7vS8udnVAbcpYicVPIIQmi6b8wfmaR1ot+nx5GQ2+udwHkuocboekKCaiWm5X54oP4I5lembpuF4JkMhfSXttPFloc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=XfNv2wNL; arc=none smtp.client-ip=10.30.226.201 Received: by smtp.kernel.org (Postfix) with ESMTPSA id DE566C433F1; Tue, 6 Feb 2024 11:05:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1707217557; bh=oBgtkf5GsR7oInvTgvXmuuezLk03GfOH/+6u6oZvCho=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XfNv2wNLBieC8aH78hNfv/GOF8mA9hhZmEPpD6sAgcVmpsetChkXkZxAQjZA8W/qB vq3e7vtbYLs9eWyE75mfegnu/BIje/RaSfhfkG3Z1lop7paRAhULue7h6ecnY7Ixj0 4B4MIuqKYCqSdKbDx17zLMT+Q29oXRv6HpBrMnOMoeS+EipoolxR4oVoskghah3u3z zLPCI2iJO+c47fgM+nRJ2KETK5hbRdcunESQpSxzAgExHiEnoWLbj5WYUDYzhLxVf1 hG0SEV0+v1h4yPYRixQHCHsap/5qDGLSe9LdB8BBsvW3LydH85CwtgNTJHgKhF8D+t ly5UkWT4NfseA== From: Daniel Bristot de Oliveira <bristot@kernel.org> To: Steven Rostedt <rostedt@goodmis.org> Cc: Daniel Bristot de Oliveira <bristot@kernel.org>, Masami Hiramatsu <mhiramat@kernel.org>, Nathan Chancellor <nathan@kernel.org>, Nick Desaulniers <ndesaulniers@google.com>, Bill Wendling <morbo@google.com>, Justin Stitt <justinstitt@google.com>, Donald Zickus <dzickus@redhat.com>, stable@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-kernel@vger.kernel.org, llvm@lists.linux.dev Subject: [PATCH 5/6] tools/rv: Fix Makefile compiler options for clang Date: Tue, 6 Feb 2024 12:05:33 +0100 Message-ID: <ed94a8ddc2ca8c8ef663cfb7ae9dd196c4a66b33.1707217097.git.bristot@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <cover.1707217097.git.bristot@kernel.org> References: <cover.1707217097.git.bristot@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: <linux-kernel.vger.kernel.org> List-Subscribe: <mailto:linux-kernel+subscribe@vger.kernel.org> List-Unsubscribe: <mailto:linux-kernel+unsubscribe@vger.kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1790147981560864622 X-GMAIL-MSGID: 1790147981560864622 |
Series |
tools: Fix rtla and rv problems (found) with clang
|
|
Commit Message
Daniel Bristot de Oliveira
Feb. 6, 2024, 11:05 a.m. UTC
The following errors are showing up when compiling rv with clang:
$ make HOSTCC=clang CC=clang LLVM_IAS=1
[...]
clang -O -g -DVERSION=\"6.8.0-rc1\" -flto=auto -ffat-lto-objects
-fexceptions -fstack-protector-strong -fasynchronous-unwind-tables
-fstack-clash-protection -Wall -Werror=format-security
-Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS
-Wno-maybe-uninitialized $(pkg-config --cflags libtracefs)
-I include -c -o src/utils.o src/utils.c
clang: warning: optimization flag '-ffat-lto-objects' is not supported [-Wignored-optimization-argument]
warning: unknown warning option '-Wno-maybe-uninitialized'; did you mean '-Wno-uninitialized'? [-Wunknown-warning-option]
1 warning generated.
clang -o rv -ggdb src/in_kernel.o src/rv.o src/trace.o src/utils.o $(pkg-config --libs libtracefs)
src/in_kernel.o: file not recognized: file format not recognized
clang: error: linker command failed with exit code 1 (use -v to see invocation)
make: *** [Makefile:110: rv] Error 1
Solve these issues by:
- removing -ffat-lto-objects and -Wno-maybe-uninitialized if using clang
- informing the linker about -flto=auto
Cc: stable@vger.kernel.org
Fixes: 4bc4b131d44c ("rv: Add rv tool")
Suggested-by: Donald Zickus <dzickus@redhat.com>
Signed-off-by: Daniel Bristot de Oliveira <bristot@kernel.org>
---
tools/verification/rv/Makefile | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/tools/verification/rv/Makefile b/tools/verification/rv/Makefile index 3d0f3888a58c..485f8aeddbe0 100644 --- a/tools/verification/rv/Makefile +++ b/tools/verification/rv/Makefile @@ -28,10 +28,15 @@ FOPTS := -flto=auto -ffat-lto-objects -fexceptions -fstack-protector-strong \ -fasynchronous-unwind-tables -fstack-clash-protection WOPTS := -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -Wno-maybe-uninitialized +ifeq ($(CC),clang) + FOPTS := $(filter-out -ffat-lto-objects, $(FOPTS)) + WOPTS := $(filter-out -Wno-maybe-uninitialized, $(WOPTS)) +endif + TRACEFS_HEADERS := $$($(PKG_CONFIG) --cflags libtracefs) CFLAGS := -O -g -DVERSION=\"$(VERSION)\" $(FOPTS) $(MOPTS) $(WOPTS) $(TRACEFS_HEADERS) $(EXTRA_CFLAGS) -I include -LDFLAGS := -ggdb $(EXTRA_LDFLAGS) +LDFLAGS := -flto=auto -ggdb $(EXTRA_LDFLAGS) LIBS := $$($(PKG_CONFIG) --libs libtracefs) SRC := $(wildcard src/*.c)