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[216.71.219.44]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-82379b222f1sm6706246b3a.7.2026.01.29.09.38.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 29 Jan 2026 09:38:29 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1769708310; x=1770313110; 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=v5uxG/Q2SM3Aouk+ewwF3GM6TTHW2fcEuokwAO/vUYM=; b=COUJekAy5TfQAwThLw/6bSpuKYNYOsbocJcpp0FPfZbwGHVlShFPESkJOD3IxikHB3 VesF5fxvpiN7XN2l0M2FiQ/i88qkdp0eY05ynjIKR2UEqJGr9E60uSqEhUgyedctbPys qig5vjtf5zIi2rHybHunXzRjebA9TPxGdcLXuDlCKs5l/SBpcCN/ij9/mpPLkE/EsQ7p 4xFuQeZtL0vSpK3Rcud93DeGesk5PogrjO4Yb/xhQk+YXNwkPBpOe7lfMIr/e+npgE67 4PfUNqyr0oOnSeIY4HJFVtHmRi2XvO0p2BBc3viHbNFL7OVb8M/XqTeX+5oAsNbd+wKe q9xA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1769708310; x=1770313110; 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=v5uxG/Q2SM3Aouk+ewwF3GM6TTHW2fcEuokwAO/vUYM=; b=b8OL0VoF2vJ6augO+4789ghQHHfXdASAswz6daIHjb+xV7cmAOSADQ4642Outh0KcK sSCtD8xf9EsttwmFggNSyI9Go6M0AZ7xPGXpD2ZsqKIpYaqD6sb1rqk2LtjXkwJPvbBU 8Ae0+6e3ELM5WIGyr2eIs/uDjr9tEAP6eOAnGmWPCjFgjJH7qfFiI+FI1TDTZpIDpX8a sgClr6o/1kwJ0qZdTiZIU/iYK1Nc/SlEZ+l8R5SUkqhvg8Vk5dV5sqnz9urxjZPv/PhL 47hgHBXrkzj5QaBtd6QZayyvWuX+scH7j0wvTvcMuLAMtsZlizgwARbF8EXzdon1MNzi 3ZMg== X-Gm-Message-State: AOJu0Yxm4rFLromcR2ArnMDUO79KSTgTpvybFNnTcZkdgTypFNlCYcoX qlr15LkCVhcdSMY8MZBYHMwvaxV065VCLSYuYvD3yyQWbTH9QPtFb5kMP5YQOTVgSrdUYItEqWp QnpWQ X-Gm-Gg: AZuq6aJNb+NgmYmKYxyea5zXkxVPmiSx6bxmub/l/I+kDXU43+tm2L+AZvLyIWsvImy 4QgT7mWk4Za3kSjkB4MKUyuqrV/9Vo8T/7mMUjmBSGyQ2Zpz04flkqNy9vVkPAZ03HopDDnMyen 1tWMToUiioK5Xm3jMJ3CCI4rEEcPPqO29XRIGrx4E1hA1KAmIaLXVjxG1bnC3e+tPDl7OtuZSH7 V+SFFh1WJb9fGyDyhi6TmULe7vJ4lPdPwY8VsIPbu8GGHSotm8CAR72Xu1wRVbtr9KFjNVsQxcM sjecjXS/bXDbHyWcSgGg9bMXevtebEvPeRxfhJd2bDw+1aUYqq6bYZ1UeCbGKvK+M5I/CvNY9cl jF2Q2fjxUWhpIbKyAFX20IRQkwUZ0Ce712GdW6qk9ehUZzIzUZcBwCV7yQW8LG4fYNOxfjQeVbv xOMb4LVEuJ3yfZSsR0F3n3dJ/pU6Mr14MTG/aV9oZnv4pCJyq5FUTPWU0psajSjEjL X-Received: by 2002:a05:6a00:7607:b0:821:8569:7f19 with SMTP id d2e1a72fcca58-823692ee7bemr7265995b3a.59.1769708310300; Thu, 29 Jan 2026 09:38:30 -0800 (PST) From: Pierrick Bouvier To: qemu-devel@nongnu.org Cc: Pierrick Bouvier , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Manos Pitsidianakis Subject: [PULL 16/21] meson: fix supported compiler arguments in other languages than C Date: Thu, 29 Jan 2026 09:38:02 -0800 Message-ID: <20260129173811.138036-17-pierrick.bouvier@linaro.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260129173811.138036-1-pierrick.bouvier@linaro.org> References: <20260129173811.138036-1-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::429; envelope-from=pierrick.bouvier@linaro.org; helo=mail-pf1-x429.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: 1769708373989158500 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 Link: https://lore.kernel.org/qemu-devel/20260124182921.531562-8-pierrick.b= ouvier@linaro.org Signed-off-by: Pierrick Bouvier --- meson.build | 17 +++++++++-------- 1 file changed, 9 insertions(+), 8 deletions(-) diff --git a/meson.build b/meson.build index 23252afc7d0..ad8550d9e97 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