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[216.71.219.44]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-353f61e0007sm6627143a91.12.2026.01.28.17.31.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 28 Jan 2026 17:31:57 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1769650318; x=1770255118; 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=QelvfUsw6o6LxVxWTbkblnaREhszkxjV185vVeRr2dk=; b=BVFSVVdDjl/OVBg6BU4ft24MyhHsqrTxRymCJNSNLuaLFiOHOfJ+L6xI3kOuwWIMRr DkX2BXndGGSZ1X7WFDaO1cleXuqSbpff4cBWo8dlHHX4XRB59yFo1pdxJPfizoEhhBia 4SPWemU3ZiIsWcdWR/dBIiekI04HZoxxQIaCsfrz4tlXZTXIP0GAs6QiNSOuJkswCoQp NEtfovWnvrsQx01yDT7x36G5o5HTGuFwb9RbQgtFUEjAv4oVErE97v8JHT/EFnDmJDUC q5f79gEXX0mJRf1za0DHPWsxH70eA2TlICGEFHfUsBTMw2WG5xVdZi73BBarcuzvpWjg /kwQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1769650318; x=1770255118; 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=QelvfUsw6o6LxVxWTbkblnaREhszkxjV185vVeRr2dk=; b=tGj8CvIEKhNmfq4ie60FlJE+aH4BNSCaDAtAyqSeFQlRO+BaJ1qAazUiFS6DjEmNdq QGvASGrogpfnfqX+4GpJQjJccA8j64524FPpmlLBScGiUojr9GOzcXcAADkMJebv1w+H u98pj6/F7+0sSCzdfelAxWIBAz+MdNdfG5bYj0CfLRe64P/Yn+W/ygIBcawb6/IjNivs lxfVwP9ydHUF2SH4w3T6bh6IFsEUN/b5ApuBXUHcxRF7L6add+aO/8hlpx8GP2Ne4Nxf fZ5TywXEa4NmzReF3/Ull9Kv128V+MitkwCNXl1gY+k9FkACi8/RsVutmraw8e8Nh7KF vY1A== X-Gm-Message-State: AOJu0Yx+xWzRo58v3vwsg24vckkFE8JxWCddljycVMFJZXqwOiprqejP Ypv0rwBxCN1m/h5DrGRc2HsMs9wPsXXi/blptHdZE65AAB0Nij3UH9RrAmSxCSpJbWtitCnsm9J Le4i2 X-Gm-Gg: AZuq6aIkLL+w8LPHlMJIEi3+vSzx51Y7MqfsjvVML75LUglfNv/+yj8Qh5gR2snn/Bp rAMc0hv7T9mVfa6/HXioF2rULiA/nbIqCyRx/0aiq8SK0/XvJk5m27vJRWZasUZWYCyb6YHwAOV tvcuVp8iC4Osn4C7KwPMIevlfiYWcr68dWcXOfQbxKwtcK2wrQCX+NoDp2kyuxdCDu+Uxi5KDhF wr8egQI7ITVErgfRXg30N1PBB36o+uemlyPUrNWYcysn7qiQl4WY8MwLyWPEB4ZMrq9NizfXTFr ZQOO82npeN1IvYy+9GBolsivWhKL4i9F39c4aG7JTx/pvQlthEUt4iwAabZ7erommBTFksMQv/z ZLLxKRXC6QbE6uOv2cjHIq33NhcHHOsl6M0lHITPxwS+XSmXwcV4DzdIg1sPLwKfUrC3+EJRwsX 2hMDgb4dGF+5jKPXq9IFAbRNa1tdAoCUsNbRD4Cg7qBQhU0BJRrhDdb3ZVZTII1/ot X-Received: by 2002:a17:90b:4a82:b0:34f:6312:f225 with SMTP id 98e67ed59e1d1-35429b0007emr965821a91.14.1769650317536; Wed, 28 Jan 2026 17:31:57 -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 15/20] meson: fix supported compiler arguments in other languages than C Date: Wed, 28 Jan 2026 17:31:29 -0800 Message-ID: <20260129013134.3956938-16-pierrick.bouvier@linaro.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260129013134.3956938-1-pierrick.bouvier@linaro.org> References: <20260129013134.3956938-1-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::52f; envelope-from=pierrick.bouvier@linaro.org; helo=mail-pg1-x52f.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: 1769650849472154100 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 951bdd9c54f..32bbd30bb9f 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