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[216.71.219.44]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-34f476f8f3fsm62925a91.5.2026.01.02.13.47.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 02 Jan 2026 13:47:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1767390457; x=1767995257; 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=iqM7COsTdr9LPMsj9apOX/ZpJOoVf7y5fe5bZ4sfTUo=; b=NfYvG3dgSnD8gUuhvpO4cH0JA7m+8jvFO8YWWGuLMQOkfDoftBFJmJ/T0h491lO4JY +n6f1ZfrSYWQcqXXU6Y1yLqxN7sqWviwCpKNWp5sPtrjH1Ina2aK8sK+OXdQikDSk1bb yvEe5i64I6DNNh9Wdo0QBWkxfruZznLRdK43gXLzun1Cd5BZjm8vyV2APSjGusDvuBWD ZTsLUjdqiQZRn966aS0Foi7iEutx0fXMua1Ob7q4OaWYSbIlxHCMGR5vz8we98aL7+T6 t9CA0mS6e2iJDKvBtxuo/BnNJBlw3uG9gQ+962a3EUc0XWLw6KFwnTgOcV97C7R3/bb1 cGCg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1767390457; x=1767995257; 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=iqM7COsTdr9LPMsj9apOX/ZpJOoVf7y5fe5bZ4sfTUo=; b=I2r9VNrukdPTVERzzIVaR+QOnrT7tvAShXxQF8VqJa3GfKcpsBVNOzXfCyRpSIQ0OL 5q0jdVECPVSMUwg6SopEKX6A/P5CYixnep0WNbPfs7VccqfaSBMD2A8/KQ+ZROZlAyF2 Oy/5rzdy7aI+12d9y3ZKKg/FO1KcG3r/f5n43993VCKiXA0uFpq+m0QprODSw6rTmAxf pN4ldvAAvbangQfBJoR7bjdWItTqqoxZAAIxnQCtLNryM098Wp0/E93EdYi1lDRlN8bM f4iugD+95N67FqzOGxJdU0Ndld3twlAbaPQN/ohSKRCsfUETkvyNCuZnRTd9CBBhD/IX 2Tgw== X-Gm-Message-State: AOJu0YxHzBg7s+iXAUEYo8CXQ+oBAAGIsXCe7xfTD41bw/vHJO++83aI dLCcQyJztErcBXTGQMGDU7hECLXuDQ1FUqI94yaDehh0o3yXmZOnre2iOBHVIHTh+zTlW0U9UDP WGaXt X-Gm-Gg: AY/fxX5Nr+zVGjnMMcfJ8zNUZpHO7WySJ8Zhe/ruluxTEfAzXH02TriSC/H+8Xcp0lP /cer5DC5ecjQvD+79q9T/k8g3oPd1L0xukbS92AU+b5ly6yiQsNFp0fr2iqyWP/7KVec+35e9KB uX6MaqKdGz59NXaVzHhVFDKmI+N2h8pV3GdC2ODn4wxPY+a8NE9/8q+xBkXAOYhvxKFy1lYGNR7 l0rLYD3AxKIk74rF9DKUiKEE+QPAQQO3BMTIDV2qtr3lActn0oiJdtzzFRlViwujk/U0OSKs/ld fvYCYI7fWfpIk3uI0SaPTuyCKZ+GOxQ243WOf/Ru5puajyrOogIeM2Fh883L8/BQnzi5kaDgWoh O4Lbw7xPhuHxrVrZrcnwKuQu5oj9zQZRO1cDAlUXEe6iQOslbhrORaswR1D092q5m7CZa602MdS 0zuoOS+8SxNZM6HGAZihxPFZiZplGpL6PLH0B6pjTULuOUfDzBBbdf257bdo6fQY58 X-Google-Smtp-Source: AGHT+IHLh5uFiks6muIKVCBWRwRd2b5oFAZ2RzmJlDBY5t7iHCRpstuafvejCJJqcN8F5Y+wH/Yvzw== X-Received: by 2002:a17:90b:224a:b0:34c:99d6:175d with SMTP id 98e67ed59e1d1-34e92122004mr31567075a91.2.1767390456736; Fri, 02 Jan 2026 13:47:36 -0800 (PST) From: Pierrick Bouvier To: qemu-devel@nongnu.org Cc: Gustavo Bueno Romero , Richard Henderson , =?UTF-8?q?Phil=20Mathieu-Daud=C3=A9?= , Manos Pitsidianakis , =?UTF-8?q?Alex=20Benn=C3=A9e?= , Paolo Bonzini , =?UTF-8?q?Daniel=20P=20=2E=20Berrang=C3=A9?= , Pierrick Bouvier Subject: [PATCH v2 07/11] meson: fix supported compiler arguments in other languages than C Date: Fri, 2 Jan 2026 13:47:20 -0800 Message-ID: <20260102214724.4128196-8-pierrick.bouvier@linaro.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260102214724.4128196-1-pierrick.bouvier@linaro.org> References: <20260102214724.4128196-1-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::1035; envelope-from=pierrick.bouvier@linaro.org; helo=mail-pj1-x1035.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: 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: 1767390640737158500 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 Signed-off-by: Pierrick Bouvier Reviewed-by: Manos Pitsidianakis --- meson.build | 17 +++++++++-------- 1 file changed, 9 insertions(+), 8 deletions(-) diff --git a/meson.build b/meson.build index a8fd8e88225..256cc0cdb21 100644 --- a/meson.build +++ b/meson.build @@ -709,10 +709,7 @@ 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 [ @@ -771,15 +768,19 @@ 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