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[216.71.219.44]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2a719415f0asm47011795ad.89.2026.01.19.11.11.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 19 Jan 2026 11:11:51 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1768849912; x=1769454712; 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=Wfknli3tDQs/F7BIkzAI6JhFur+SyPp89eslEi0dJ30=; b=ZzkB0jcwvP0d3GaS2THjaNcA3v9SfkzXRG5TrICB+EgsnMYjKoT8T40LQLo1FxBlFe w3WNzUnk5cEEz3IANOpuPYFJJ/4gG5KJz6iWfRmP/Sa3AZPym0RP9WuG+NxrtAfXSlLc C4t6eC1beEHutxf1m386y+opoyXHpnMQjboAiJGHjnN9ToRCcErudO4k30E6VdNTbyxu oNj2V90eDJ/Ot2UnS7ikBjfIjy16p/juh9Z3gCW1OzZ7claQ9Pfixf2tAfNiHHdkSwFJ 30flIi85yCv2VMGnAcsHCbvQzv2pqz/SN68vuRLbs79wNYSKDkiocuaV67IDmNfNJssA nNiA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1768849912; x=1769454712; 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=Wfknli3tDQs/F7BIkzAI6JhFur+SyPp89eslEi0dJ30=; b=vFZhetpZgfW62gQdS1Xjlt9kc9eb7s+1RODfSUSde83oGS7HjzP8fcHzhP5QOTEQV5 O/cKVuBQTxYB2GqfNpzIH44hJTssF60PyxsdGMV8Fa1TvARsNjRhJwWf2GXjlSPNo4j3 e3hPXs+vsPre2EmI/gGd12sL/ZQXyTCbVUlFKnqlqFT3LddXP6BSiSswjWgktkBaGn+w 2/JZzD05suYJ2xBJNJtsm5vsNKnBm+GRMvVTfDk4sC6WF7al2kZQtpKsi2KMD957HZ9R iEg9j3xIG1iO9+eX3bbnpsewqQQ4qHyLSRrgNjw+eP3GCNquzKb+HVa/5+0jERkDnOuW t07Q== X-Gm-Message-State: AOJu0Yz53NkByxbdi+c0uaR2RY4r0RGbnq9V3R6rfpXsFE2kI69ItGM8 F4iYSdhfTGJ0J1Cfz0DHlGx201CQmY4okjey2jAIcGn+7pRBwhpvq6grFqNBtsbOnLoiFTK2Ia4 neAVC X-Gm-Gg: AZuq6aLa5nN9QMmWFsvNOdSDkz+nUjP4sOLpqTBlm8PZ39Phl8rRHv2TA+Lsn8iEHXr Liu2ZXOBxj7CNoEY6wRXajAtLNyQWgImbySGb3OW3MWSpzny/julQLOxs2UnmI3LfVDs19XYSlH nzZf33gKLKLb4kC8uiaS5wcD3la9scmnMIQGq8Lnt4BV5XHPjJbfoRFlLLsZDe5bYPZNJW35wJo z+57VJynL94fOH32byTmyldWLkB+abglb/R+0vpqihJWV1d4E2rMkiLEbygaWy7RCr0RR3cpWQT 4mr8mhZqXTrVqxylswyrsYvtCC+7HR8pTT1crbUnKwWeljc0XYgdXHXNeemAgk7hwaOhKnSKR/r /hdOUhCHuk5gUg8h48PUmCCVlVLqUxW7KjBzLdE/ov95+JaOcT9cElYvoOZjtFlcfBduitKTkXh bYe0aNCRyFp1DunRiSKLFUwxC8NKbHWv7v+wvfkyZ3iWkF1QusbV3qAN3KKvhiSrgAP1IRKVZXD aU= X-Received: by 2002:a17:903:fa4:b0:2a0:fb1c:144c with SMTP id d9443c01a7336-2a71752af9cmr103997285ad.5.1768849911690; Mon, 19 Jan 2026 11:11:51 -0800 (PST) From: Pierrick Bouvier To: qemu-devel@nongnu.org Cc: Mahmoud Mandour , =?UTF-8?q?Alex=20Benn=C3=A9e?= , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Manos Pitsidianakis , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Richard Henderson , Paolo Bonzini , Alexandre Iooss , Kostiantyn Kostiuk , Michael Roth , Gustavo Bueno Romero , =?UTF-8?q?Daniel=20P=20=2E=20Berrang=C3=A9?= , Pierrick Bouvier Subject: [PATCH v3 07/11] meson: fix supported compiler arguments in other languages than C Date: Mon, 19 Jan 2026 11:11:33 -0800 Message-ID: <20260119191138.811069-8-pierrick.bouvier@linaro.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260119191138.811069-1-pierrick.bouvier@linaro.org> References: <20260119191138.811069-1-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 (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::631; envelope-from=pierrick.bouvier@linaro.org; helo=mail-pl1-x631.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: 1768849993680158500 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 3ed62a406b7..8820a9832c0 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