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https://issues.apache.org/jira/browse/ARROW-6886?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16953055#comment-16953055
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Antoine Pitrou commented on ARROW-6886:
---------------------------------------
Note this is a benign warning, still you can submit a PR if you want to fix it.
> [C++] arrow::io header nvcc compiler warnings
> ---------------------------------------------
>
> Key: ARROW-6886
> URL: https://issues.apache.org/jira/browse/ARROW-6886
> Project: Apache Arrow
> Issue Type: Bug
> Components: C++
> Affects Versions: 0.15.0
> Reporter: Paul Taylor
> Priority: Trivial
>
> Seeing the following compiler warnings statically linking the arrow::io
> headers with nvcc:
> {noformat}
> arrow/install/include/arrow/io/file.h(189): warning: overloaded virtual
> function "arrow::io::Writable::Write" is only partially overridden in class
> "arrow::io::MemoryMappedFile"
> arrow/install/include/arrow/io/memory.h(98): warning: overloaded virtual
> function "arrow::io::Writable::Write" is only partially overridden in class
> "arrow::io::MockOutputStream"
> arrow/install/include/arrow/io/memory.h(116): warning: overloaded virtual
> function "arrow::io::Writable::Write" is only partially overridden in class
> "arrow::io::FixedSizeBufferWriter"
> arrow/install/include/arrow/io/file.h(189): warning: overloaded virtual
> function "arrow::io::Writable::Write" is only partially overridden in class
> "arrow::io::MemoryMappedFile"
> arrow/install/include/arrow/io/memory.h(98): warning: overloaded virtual
> function "arrow::io::Writable::Write" is only partially overridden in class
> "arrow::io::MockOutputStream"
> arrow/install/include/arrow/io/memory.h(116): warning: overloaded virtual
> function "arrow::io::Writable::Write" is only partially overridden in class
> "arrow::io::FixedSizeBufferWriter"
> arrow/install/include/arrow/io/file.h(189): warning: overloaded virtual
> function "arrow::io::Writable::Write" is only partially overridden in class
> "arrow::io::MemoryMappedFile"
> arrow/install/include/arrow/io/memory.h(98): warning: overloaded virtual
> function "arrow::io::Writable::Write" is only partially overridden in class
> "arrow::io::MockOutputStream"
> arrow/install/include/arrow/io/memory.h(116): warning: overloaded virtual
> function "arrow::io::Writable::Write" is only partially overridden in class
> "arrow::io::FixedSizeBufferWriter"
> {noformat}
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