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[213.175.37.10]) by smtp.gmail.com with ESMTPSA id l14-20020adfe9ce000000b0022a34a2e091sm7263982wrn.22.2022.09.12.05.18.08 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 12 Sep 2022 05:18:09 -0700 (PDT) Message-ID: <90e4f522-d50d-2115-963e-d71572ad42c0@redhat.com> Date: Mon, 12 Sep 2022 14:18:08 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.2.1 Subject: Re: [PATCH v4 06/15] fix gdb.base/access-mem-running.exp for clang testing To: Andrew Burgess , gdb-patches@sourceware.org References: <20220720194441.168906-1-blarsen@redhat.com> <20220720194441.168906-8-blarsen@redhat.com> <87pmg1kk06.fsf@redhat.com> In-Reply-To: <87pmg1kk06.fsf@redhat.com> X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-BeenThere: gdb-patches@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gdb-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Bruno Larsen via Gdb-patches Reply-To: Bruno Larsen Errors-To: gdb-patches-bounces+public-inbox=simark.ca@sourceware.org Sender: "Gdb-patches" thanks, pushed! Cheers, Bruno On 12/09/2022 11:41, Andrew Burgess wrote: > Bruno Larsen via Gdb-patches writes: > >> Clang was optimizing global_var away because it was not being used >> anywhere. this commit fixes that by adding the attribute used it. >> --- >> gdb/testsuite/gdb.base/access-mem-running.c | 2 +- >> 1 file changed, 1 insertion(+), 1 deletion(-) >> >> diff --git a/gdb/testsuite/gdb.base/access-mem-running.c b/gdb/testsuite/gdb.base/access-mem-running.c >> index 6335f1bf199..cff6f0da820 100644 >> --- a/gdb/testsuite/gdb.base/access-mem-running.c >> +++ b/gdb/testsuite/gdb.base/access-mem-running.c >> @@ -19,7 +19,7 @@ >> >> static unsigned int global_counter = 1; >> >> -static volatile unsigned int global_var = 123; >> +static volatile unsigned int __attribute__((used)) global_var = 123; >> >> static void >> maybe_stop_here () > LGTM. Feel free to merge this. > > Thanks, > Andrew >