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AJvYcCVDAnnwij6Zr7sKoMp6FfHuDG1mNFSFf/pAjqNcW8ZbrPpZjJ5XueWelZXJk6o0aISwOHs8/JQqUI9Yh7Y=@vger.kernel.org X-Gm-Message-State: AOJu0YyNJXtAkEud2uNEsu/f9iRg3HucTatyZ/Qcn90mzaS5B/nfgsMQ xlev78tRxNS3sqbsKgIgH3Dfe/53+IEQbI8pNmcn6Lb91pMatXpeGb0AHqY1oa11mIp3lw+cZn2 LGR4kzg== X-Google-Smtp-Source: AGHT+IGb9PqtJPk4RJc5mRZLPE5cwOmQxaQKgQS86YxmUT+3hYz9TaBQkDfzuiovvaXbeulfAkLi/U3sT6eX X-Received: from pfbln13.prod.google.com ([2002:a05:6a00:3ccd:b0:736:b315:f15e]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:6a00:1410:b0:736:8c0f:774f with SMTP id d2e1a72fcca58-7398047c30emr19166828b3a.22.1743531909266; Tue, 01 Apr 2025 11:25:09 -0700 (PDT) Date: Tue, 1 Apr 2025 11:23:14 -0700 In-Reply-To: <20250401182347.3422199-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250401182347.3422199-1-irogers@google.com> X-Mailer: git-send-email 2.49.0.504.g3bcea36a83-goog Message-ID: <20250401182347.3422199-17-irogers@google.com> Subject: [PATCH v1 16/48] perf annotate powerpc: Silence -Wshorten-64-to-32 warnings From: Ian Rogers To: Yury Norov , Rasmus Villemoes , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Kan Liang , Thomas Gleixner , Darren Hart , Davidlohr Bueso , "=?UTF-8?q?Andr=C3=A9=20Almeida?=" , John Garry , Will Deacon , James Clark , Mike Leach , Leo Yan , Yicong Yang , Jonathan Cameron , Nathan Chancellor , Bill Wendling , Justin Stitt , Josh Poimboeuf , Al Viro , Kyle Meyer , Ben Gainey , Athira Rajeev , Kajol Jain , Aditya Gupta , Eder Zulian , Dapeng Mi , Kuan-Wei Chiu , He Zhe , Dirk Gouders , Brian Geffon , Ravi Bangoria , Howard Chu , Charlie Jenkins , Colin Ian King , Dominique Martinet , Jann Horn , Masahiro Yamada , Arnd Bergmann , Yang Jihong , Dmitry Vyukov , Andi Kleen , Graham Woodward , Ilkka Koskinen , Anshuman Khandual , Zhongqiu Han , Hao Ge , Tengda Wu , Gabriele Monaco , Chun-Tse Shao , Casey Chen , "Dr. David Alan Gilbert" , Li Huafei , "Steinar H. Gunderson" , Levi Yun , Weilin Wang , Thomas Falcon , Thomas Richter , Andrew Kreimer , "=?UTF-8?q?Krzysztof=20=C5=81opatowski?=" , Christophe Leroy , Jean-Philippe Romain , Junhao He , "Masami Hiramatsu (Google)" , Xu Yang , Steve Clevenger , Zixian Cai , Stephen Brennan , Yujie Liu , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-arm-kernel@lists.infradead.org, llvm@lists.linux.dev Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The clang warning -Wshorten-64-to-32 can be useful to catch inadvertent truncation. In some instances this truncation can lead to changing the sign of a result, for example, truncation to return an int to fit a sort routine. Silence the warning by making the implicit truncation explicit. Signed-off-by: Ian Rogers --- tools/perf/arch/powerpc/annotate/instructions.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/arch/powerpc/annotate/instructions.c b/tools/perf/a= rch/powerpc/annotate/instructions.c index ca567cfdcbdb..598dc10a1751 100644 --- a/tools/perf/arch/powerpc/annotate/instructions.c +++ b/tools/perf/arch/powerpc/annotate/instructions.c @@ -18,7 +18,7 @@ static struct ins_ops *powerpc__associate_instruction_ops= (struct arch *arch, con =20 ops =3D &jump_ops; =20 - i =3D strlen(name) - 1; + i =3D (int)strlen(name) - 1; if (i < 0) return NULL; =20 --=20 2.49.0.504.g3bcea36a83-goog