From nobody Sun Jan 25 12:11:23 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1769279515; cv=none; d=zohomail.com; s=zohoarc; b=GXTO7KplHtLFXeanD16pdJPNWMWumJDf8Vamnlc35V9Nt/AP9mm+aLq57NagYqu+oHKzeiRvFG7il3xy+GdHxycn1KwythLJhZjJ+qiN/+qWUmckY1EuTE9OVp7vkvupcgCVNmuBhlJgpTOFC6rhjYGEO9teptxKLC4M3BXhSx8= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1769279515; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=aNCaHCsdw3z4/LRHE0WKFQG90phZxLcR78DnNdx9Xiw=; b=nvOD87phd6V6bGud/560ELc3yAqBbmxH9rHYwzXMlQwGpWgDQ0i9W/9kvtLT66xXv8kIdX5LWIn0eT3U5HljPpcXbKfqmnDTrGzYvE2Abyf5882W6HDOwemKuGa4Z5Id/TI2I9lqUzFOdeAp2WJ30j6tM8cqY8RlAODfi1/Agwo= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1769279515863887.0900389189753; Sat, 24 Jan 2026 10:31:55 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1vjiOE-0004PY-Ox; Sat, 24 Jan 2026 13:29:42 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1vjiOB-0004Ng-9d for qemu-devel@nongnu.org; Sat, 24 Jan 2026 13:29:39 -0500 Received: from mail-pf1-x436.google.com ([2607:f8b0:4864:20::436]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1vjiO9-0003iE-FN for qemu-devel@nongnu.org; Sat, 24 Jan 2026 13:29:39 -0500 Received: by mail-pf1-x436.google.com with SMTP id d2e1a72fcca58-82307c6902eso1413414b3a.3 for ; Sat, 24 Jan 2026 10:29:37 -0800 (PST) Received: from pc.taild8403c.ts.net (216-71-219-44.dyn.novuscom.net. [216.71.219.44]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-8231871d432sm5296485b3a.42.2026.01.24.10.29.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 24 Jan 2026 10:29:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1769279376; x=1769884176; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=aNCaHCsdw3z4/LRHE0WKFQG90phZxLcR78DnNdx9Xiw=; b=i1mqdXt3VpdNCYDBjwrpi3q4cVCoD86TK07YLgoDGeaBJ66n0Asxz9EgVFdyIk/Da3 u6M/65EoAbUtBG6Af+h6degxYQanmPyA1BME/I755ozfczk1wh++Sqgxg1/6d49VrocE XeBFOBt3/q9wdB7BZQG+j17XmibXbsocbtYRDD/whp0R8efVjaNietRiDMUBfDUbt0n2 Hq6BPEr1+rrGmSFKWpcMjYqSILtCk0qNMTr5gHIvbhAgNQKa/6cidXJ6r7LIp7zEIzZj +0tTxTz920IQ24uNmsKyEbCIfEQM+Ut+HS2NG9fDwdYhv9GTk2CJc+dyLIqQveSymsh6 ojxw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1769279376; x=1769884176; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=aNCaHCsdw3z4/LRHE0WKFQG90phZxLcR78DnNdx9Xiw=; b=QXhaqu9Cun3d+GatdbaqM2tAhcDlSNxyI/puZE04R5yPv+t1tQOPsJrOgbyq9QS6OB kbE7DWbyfBmRL3fgSiBFDCzmh0VQGsX7NJypYunNeaSOoI9vbHGVjN5jYLwlgebpu4O9 WcnHqdypv2zIMqwin/IZN8TsAInozSVsXxsrl+0727GUqZbHtESrHgcE5e/8YVkyHdxf uWInrAG4fwg3bN8Ghzmofxji/ZVCPIA/e1k4VdMlF5UqB/6q1EdVxGJddA9tasvUgjKj RHMD3es4Ns1IcIZ/vn4FMGTvbAFFULwwXHh9VK93Cf+flSxD5zfdnYjIYL1fXxSUWLjJ uClg== X-Gm-Message-State: AOJu0YyGoZPglMa0ATIl2afAYhtuKiZb1SucWuYpZeCsEAqcOLLq9qLt EXiYdZDAveOgPhSRSnTy9BD0p58FOCKbwxQ1AzovKJnaQBOIl6ZQrW9HgzdPQSjowTLTBPy4T9C 1C8bhVXA= X-Gm-Gg: AZuq6aIw8wAV7Gw/ISwN+f66SCyRUAnwJCYK7i4nTsCYvd3cQXUu2jWKrd5nB4KaXJv amRxPXP4GQ31qHTHNhBIFIGUIj4gS8yFhVkPZ3CQUCPxPlOlLmtY8zdDbvstrpSsDxUbwg+OJxj m31dMJpcRjFUROuVxsOHDXH+/AsxUrgZS2zwh7hx+/U5pW/5BhnkznChH9RhwNPFcst1fsJFLxS Lut66mzyJWYYc6yXtGpmVJXXCpMp0H9QsHpnPX1fn/o1skmsiu+wpS56xxwxwXbaZG37hHzNoy5 PSo4y+Xtl+iNRKX4KQlXFbB/avMLmEYZgKvNcdYcu5J4wO+JP3pRlUfjd79o027E2auDWg4XQyV DmASWswHfJhIVXVlVrcZJ7jb+1bAwVwC4eYs91Mw246QZEYXp0RvWeiIdZBOcuzNAXgoV1HiQAE eVZOhOXASKZcgYhQDptZtZy9+C8eXlBfIShdzwRfzflFnQ5fkTdTj0jYPl5VueKiQi X-Received: by 2002:a05:6a00:806:b0:81f:8084:7ea0 with SMTP id d2e1a72fcca58-82321575ffemr4262163b3a.7.1769279376017; Sat, 24 Jan 2026 10:29:36 -0800 (PST) From: Pierrick Bouvier To: qemu-devel@nongnu.org Cc: Mahmoud Mandour , Kostiantyn Kostiuk , Pierrick Bouvier , =?UTF-8?q?Phil=20Mathieu-Daud=C3=A9?= , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , =?UTF-8?q?Alex=20Benn=C3=A9e?= , Manos Pitsidianakis , Gustavo Bueno Romero , Michael Roth , Richard Henderson , Paolo Bonzini , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Alexandre Iooss Subject: [PATCH v4 07/11] meson: fix supported compiler arguments in other languages than C Date: Sat, 24 Jan 2026 10:29:17 -0800 Message-ID: <20260124182921.531562-8-pierrick.bouvier@linaro.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260124182921.531562-1-pierrick.bouvier@linaro.org> References: <20260124182921.531562-1-pierrick.bouvier@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::436; envelope-from=pierrick.bouvier@linaro.org; helo=mail-pf1-x436.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1769279517797158500 qemu_common_flags are only checked for c compiler, even though they are applied to c++ and objc. This is a problem when C compiler is gcc, and C++ compiler is clang, creating a possible mismatch. One concrete example is option -fzero-call-used-regs=3Dused-gpr with ubuntu2204 container, which is supported by gcc, but not by clang, thus leading to a failure when compiling a C++ TCG plugin. Reviewed-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Manos Pitsidianakis Signed-off-by: Pierrick Bouvier --- meson.build | 17 +++++++++-------- 1 file changed, 9 insertions(+), 8 deletions(-) diff --git a/meson.build b/meson.build index 514d48eee72..c96776bb746 100644 --- a/meson.build +++ b/meson.build @@ -682,10 +682,7 @@ if cc.compiles('extern struct { void (*cb)(void); } s;= void f(void) { s.cb(); }' hardening_flags +=3D '-fzero-call-used-regs=3Dused-gpr' endif =20 -qemu_common_flags +=3D cc.get_supported_arguments(hardening_flags) - -add_global_arguments(qemu_common_flags, native: false, language: all_langu= ages) -add_global_link_arguments(qemu_ldflags, native: false, language: all_langu= ages) +qemu_common_flags +=3D hardening_flags =20 # Collect warning flags we want to set, sorted alphabetically warn_flags =3D [ @@ -744,15 +741,19 @@ if 'cpp' in all_languages qemu_cxxflags =3D ['-D__STDC_LIMIT_MACROS', '-D__STDC_CONSTANT_MACROS', = '-D__STDC_FORMAT_MACROS'] + qemu_cflags endif =20 -add_project_arguments(qemu_cflags, native: false, language: 'c') -add_project_arguments(cc.get_supported_arguments(warn_flags), native: fals= e, language: 'c') +add_project_arguments(cc.get_supported_arguments(qemu_common_flags + qemu_= cflags + warn_flags), + native: false, language: 'c') +add_global_link_arguments(qemu_ldflags, native: false, language: all_langu= ages) + if 'cpp' in all_languages - add_project_arguments(qemu_cxxflags, native: false, language: 'cpp') + add_project_arguments(cxx.get_supported_arguments(qemu_common_flags + qe= mu_cxxflags), + native: false, language: 'cpp') add_project_arguments(cxx.get_supported_arguments(warn_flags), native: f= alse, language: 'cpp') endif if 'objc' in all_languages # Note sanitizer flags are not applied to Objective-C sources! - add_project_arguments(objc.get_supported_arguments(warn_flags), native: = false, language: 'objc') + add_project_arguments(objc.get_supported_arguments(qemu_common_flags + w= arn_flags), + native: false, language: 'objc') endif if host_os =3D=3D 'linux' add_project_arguments('-isystem', meson.current_source_dir() / 'linux-he= aders', --=20 2.47.3