ARROW-7418: [C++] Fix build error on Ubuntu 16.04

[kou]

Formatted error message:

FAILED: /usr/bin/ccache /usr/lib/ccache/g++ \
  -DARROW_JEMALLOC \
  -DARROW_JEMALLOC_INCLUDE_DIR="" \
  -DARROW_USE_GLOG \
  -DARROW_USE_SIMD \
  -DARROW_WITH_BOOST_FILESYSTEM \
  -DARROW_WITH_BROTLI \
  -DARROW_WITH_BZ2 \
  -DARROW_WITH_LZ4 \
  -DARROW_WITH_SNAPPY \
  -DARROW_WITH_ZLIB \
  -DGTEST_LINKED_AS_SHARED_LIBRARY=1 \
  -DURI_STATIC_BUILD \
  -isystem /arrow/cpp/thirdparty/flatbuffers/include \
  -isystem boost_ep-prefix/src/boost_ep \
  -isystem thrift_ep/src/thrift_ep-install/include \
  -isystem /arrow/cpp/thirdparty/protobuf_ep-install/include \
  -isystem jemalloc_ep-prefix/src \
  -isystem googletest_ep-prefix/src/googletest_ep/include \
  -isystem rapidjson_ep/src/rapidjson_ep-install/include \
  -isystem /arrow/cpp/thirdparty/hadoop/include \
  -Isrc \
  -I/arrow/cpp/src \
  -I/arrow/cpp/src/generated \
  -fdiagnostics-color=always \
  -ggdb \
  -O0 \
  -Wall \
  -Wno-conversion \
  -Wno-sign-conversion \
  -Wno-unused-variable \
  -Werror \
  -Wno-attributes \
  -msse4.2 \
  -g \
  -fPIE \
  -pthread \
  -std=gnu++11 \
  -MMD \
  -MT src/arrow/dataset/CMakeFiles/arrow-dataset-dataset-test.dir/dataset_test.cc.o \
  -MF src/arrow/dataset/CMakeFiles/arrow-dataset-dataset-test.dir/dataset_test.cc.o.d \
  -o src/arrow/dataset/CMakeFiles/arrow-dataset-dataset-test.dir/dataset_test.cc.o \
  -c /arrow/cpp/src/arrow/dataset/dataset_test.cc
/arrow/cpp/src/arrow/dataset/dataset_test.cc: In member function
  'virtual void arrow::dataset::TestSchemaUnification_SelectStar_Test::TestBody()':
/arrow/cpp/src/arrow/dataset/dataset_test.cc:531:3: error:
  converting to '
    std::tuple<nonstd::optional_lite::optional<int>,
               nonstd::optional_lite::optional<int>,
               nonstd::optional_lite::optional<int>,
               nonstd::optional_lite::optional<int>,
               nonstd::optional_lite::optional<int>,
               nonstd::optional_lite::optional<int> >'
  from initializer list would use explicit constructor '
    constexpr std::tuple< <template-parameter-1-1> >::tuple(_UElements&& ...)
      [with
       _UElements = {
         int,
         int,
         const nonstd::optional_lite::nullopt_t&,
         const nonstd::optional_lite::nullopt_t&,
         int,
         int
       };
       <template-parameter-2-2> = void;
       _Elements = {
         nonstd::optional_lite::optional<int>,
         nonstd::optional_lite::optional<int>,
         nonstd::optional_lite::optional<int>,
         nonstd::optional_lite::optional<int>,
         nonstd::optional_lite::optional<int>,
         nonstd::optional_lite::optional<int>
       }]'
   };
   ^

Full log: https://circleci.com/gh/ursa-labs/crossbow/6109

[kou]

@ursabot submit test-ubuntu-16.04-cpp

[ursabot]

No such command "submit".

[kou]

@ursabot crossbow submit test-ubuntu-16.04-cpp

[ursabot]

AMD64 Conda Crossbow Submit (#83584) builder has been succeeded.

Revision: 4d1e379

Submitted crossbow builds: ursa-labs/crossbow @ ursabot-410

Task	Status
test-ubuntu-16.04-cpp

[github-actions]

https://issues.apache.org/jira/browse/ARROW-7418

[kszucs]

LGTM

[wesm]

@kou out of curiosity is there a tool available to automatically format C++ error messages at the command line?

[kou]

Unfortunately, no. I did it by hand...