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Mon, 13 Jul 2020 18:27:37 +0000 (UTC) Subject: Re: [PATCH v1 10/13] tests/plugins: add -Wno-unknown-warning-option to handle -Wpsabi To: =?UTF-8?Q?Alex_Benn=c3=a9e?= , Richard Henderson References: <20200709141327.14631-1-alex.bennee@linaro.org> <20200709141327.14631-11-alex.bennee@linaro.org> <9c736c87-34c7-375c-61b8-954aa70deab5@linaro.org> <87wo37z7vv.fsf@linaro.org> From: Thomas Huth Openpgp: preference=signencrypt Message-ID: <6afbd8ef-9aa5-961d-975f-d26136989e26@redhat.com> Date: Mon, 13 Jul 2020 20:27:35 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <87wo37z7vv.fsf@linaro.org> Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=207.211.31.81; envelope-from=thuth@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/13 02:19:41 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, 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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: fam@euphon.net, berrange@redhat.com, robert.foley@linaro.org, f4bug@amsat.org, robhenry@microsoft.com, qemu-devel@nongnu.org, aaron@os.amperecomputing.com, cota@braap.org, peter.puhov@linaro.org, kuhn.chenqun@huawei.com, aurelien@aurel32.net Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 13/07/2020 18.39, Alex Bennée wrote: > > Richard Henderson writes: > >> On 7/9/20 7:13 AM, Alex Bennée wrote: >>> Not all compilers support the -Wpsabi (clang-9 in my case). >>> >>> Fixes: bac8d222a >>> Signed-off-by: Alex Bennée >>> --- >>> tests/plugin/Makefile | 2 +- >>> 1 file changed, 1 insertion(+), 1 deletion(-) >>> >>> diff --git a/tests/plugin/Makefile b/tests/plugin/Makefile >>> index 0cb8e35ae407..dcfbd99b15b8 100644 >>> --- a/tests/plugin/Makefile >>> +++ b/tests/plugin/Makefile >>> @@ -18,7 +18,7 @@ NAMES += hwprofile >>> >>> SONAMES := $(addsuffix .so,$(addprefix lib,$(NAMES))) >>> >>> -QEMU_CFLAGS += -fPIC -Wpsabi >>> +QEMU_CFLAGS += -fPIC -Wno-unknown-warning-option -Wpsabi >> >> Surely -Wno-unknown-warning-option is in the same boat? E.g. I don't see any >> version of gcc that supports it. > > GCC doesn't seem to complain about it though. Both, GCC and Clang do not complain about unknown -Wno-somthing options as long as there are no other warnings. They only complain for options that do not have a "no-" after the "-W". Thomas