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https://issues.apache.org/jira/browse/HDFS-16681?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Gautham Banasandra resolved HDFS-16681.
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Fix Version/s: 3.4.0
Resolution: Fixed
Merged PR https://github.com/apache/hadoop/pull/4615 to trunk.
> Do not pass GCC flags for MSVC in libhdfspp
> -------------------------------------------
>
> Key: HDFS-16681
> URL: https://issues.apache.org/jira/browse/HDFS-16681
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: libhdfs++
> Affects Versions: 3.4.0
> Environment: Windows 10
> Reporter: Gautham Banasandra
> Assignee: Gautham Banasandra
> Priority: Major
> Labels: libhdfscpp, pull-request-available
> Fix For: 3.4.0
>
> Time Spent: 1h
> Remaining Estimate: 0h
>
> The tests in HDFS native client uses the *-Wno-missing-field-initializers*
> flag to ignore warnings about uninitialized members -
> https://github.com/apache/hadoop/blob/8f83d9f56d775c73af6e3fa1d6a9aa3e64eebc37/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/tests/CMakeLists.txt#L27-L28
> {code}
> set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-missing-field-initializers")
> set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-missing-field-initializers")
> {code}
> This leads to the following error on Visual C++.
> {code}
> [exec]
> "E:\hadoop-hdfs-project\hadoop-hdfs-native-client\target\native\ALL_BUILD.vcxproj"
> (default target) (1) ->
> [exec]
> "E:\hadoop-hdfs-project\hadoop-hdfs-native-client\target\native\main\native\libhdfspp\tests\x-platform\x_platform_dirent_test_obj.vcxproj"
> (default target) (24) ->
> [exec] cl : command line error D8021: invalid numeric argument
> '/Wno-missing-field-initializers'
> [E:\hadoop-hdfs-project\hadoop-hdfs-native-client\target\native\main\native\libhdfspp\tests\x-platform\x_platform_dirent_test_obj.vcxproj]
> {code}
> Thus, we need to pass this flag only when the compiler isn't Visual C++.
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