[jira] [Created] (ARROW-7927) [C++] Fix 'cpu_info.cc' compilation warning

["Yuqi Gu (Jira)" <ji...@apache.org>]

Yuqi Gu created ARROW-7927:
------------------------------

             Summary: [C++] Fix 'cpu_info.cc' compilation warning
                 Key: ARROW-7927
                 URL: https://issues.apache.org/jira/browse/ARROW-7927
             Project: Apache Arrow
          Issue Type: Improvement
            Reporter: Yuqi Gu
            Assignee: Yuqi Gu


Cpu_info compilation warning:

{code:java}
[100/424] Building CXX object src/arrow/CMakeFiles/arrow_objlib.dir/util/cpu_info.cc.o
../src/arrow/util/cpu_info.cc:79:16: warning: ‘int64_t GetArm64CacheSize(const char*, int64_t)’ defined but not used [-Wunused-function]
 static int64_t GetArm64CacheSize(const char* filename, int64_t default_size = -1) {
                ^~~~~~~~~~~~~~~~~
../src/arrow/util/cpu_info.cc:77:20: warning: ‘kL3CacheSizeFile’ defined but not used [-Wunused-variable]
 static const char* kL3CacheSizeFile = "/sys/devices/system/cpu/cpu0/cache/index3/size";
                    ^~~~~~~~~~~~~~~~
../src/arrow/util/cpu_info.cc:76:20: warning: ‘kL2CacheSizeFile’ defined but not used [-Wunused-variable]
 static const char* kL2CacheSizeFile = "/sys/devices/system/cpu/cpu0/cache/index2/size";
                    ^~~~~~~~~~~~~~~~
../src/arrow/util/cpu_info.cc:75:20: warning: ‘kL1CacheSizeFile’ defined but not used [-Wunused-variable]
 static const char* kL1CacheSizeFile = "/sys/devices/system/cpu/cpu0/cache/index0/size";
                    ^~~~~~~~~~~~~~~~
{code}




--
This message was sent by Atlassian Jira
(v8.3.4#803005)