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AJvYcCXlSPKvxjljUYwsSTEEHE8MCW80cdBOBjWULYsolfAzKeoAKV77+1FQsqdBTK6thzVFXeQU@lists.linux.dev X-Gm-Message-State: AOJu0Yyx7VnO7J2emmB3cyj9S5bd64jloJnk8uzl61T7e5nrtsMgzKud X9+wkxTFkbyJVL+nBa77pgkHLRCJbhzpnWte1rJHYY+VeffE7iEaQTd3Vyu9eKFFbtJqLqhWNhr flc48pA== X-Google-Smtp-Source: AGHT+IG3HFqCqUHV2O/fvwRA05Ia4nOSW+cf2ULUFRm7S3WdX6PSZJ9m9PEqLWVOShsiSpMoyTeVc4TfDMSC X-Received: from pgbee3.prod.google.com ([2002:a05:6a02:4583:b0:b16:4869:6621]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a17:902:f685:b0:223:f9a4:3f9c with SMTP id d9443c01a7336-22df34a60dbmr58244925ad.9.1746035489482; Wed, 30 Apr 2025 10:51:29 -0700 (PDT) Date: Wed, 30 Apr 2025 10:50:04 -0700 In-Reply-To: <20250430175036.184610-1-irogers@google.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250430175036.184610-1-irogers@google.com> X-Mailer: git-send-email 2.49.0.906.g1f30a19c02-goog Message-ID: <20250430175036.184610-17-irogers@google.com> Subject: [PATCH v2 16/47] perf annotate powerpc: Silence -Wshorten-64-to-32 warnings From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Adrian Hunter , Kan Liang , Yury Norov , Rasmus Villemoes , 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 Cc: Ian Rogers 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/arch/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 ops = &jump_ops; - i = strlen(name) - 1; + i = (int)strlen(name) - 1; if (i < 0) return NULL; -- 2.49.0.906.g1f30a19c02-goog