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https://issues.apache.org/jira/browse/ARROW-5616?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wes McKinney updated ARROW-5616:
--------------------------------
Summary: [Python] C++ build failure against Python 2.7 headers (was: [C++]
gcc 7.x build failure due to -Wwrite-strings)
> [Python] C++ build failure against Python 2.7 headers
> -----------------------------------------------------
>
> Key: ARROW-5616
> URL: https://issues.apache.org/jira/browse/ARROW-5616
> Project: Apache Arrow
> Issue Type: Bug
> Components: C++
> Reporter: Wes McKinney
> Assignee: Wes McKinney
> Priority: Major
> Labels: pull-request-available
> Fix For: 0.14.0
>
> Time Spent: 40m
> Remaining Estimate: 0h
>
> See example failure
> {code}
> FAILED:
> src/arrow/python/CMakeFiles/arrow_python_objlib.dir/extension_type.cc.o
> /opt/conda/bin/x86_64-conda_cos6-linux-gnu-c++ -DARROW_EXTRA_ERROR_CONTEXT
> -DARROW_JEMALLOC -DARROW_JEMALLOC_INCLUDE_DIR="" -DARROW_PYTHON_EXPORTING
> -DARROW_USE_GLOG -DARROW_USE_SIMD -DARROW_WITH_BROTLI -DARROW_WITH_LZ4
> -DARROW_WITH_SNAPPY -DARROW_WITH_ZLIB -DARROW_WITH_ZSTD -Isrc -I../src
> -isystem /opt/conda/include -isystem jemalloc_ep-prefix/src -isystem
> ../thirdparty/hadoop/include -isystem
> /opt/conda/lib/python2.7/site-packages/numpy/core/include -isystem
> /opt/conda/include/python2.7 -Wno-noexcept-type -fvisibility-inlines-hidden
> -std=c++17 -fmessage-length=0 -march=nocona -mtune=haswell -ftree-vectorize
> -fPIC -fstack-protector-strong -fno-plt -O2 -ffunction-sections -pipe
> -fdiagnostics-color=always -ggdb -O0 -Wall -Wno-conversion
> -Wno-sign-conversion -Wno-unused-variable -Werror -msse4.2 -g -fPIC
> -std=gnu++11 -MD -MT
> src/arrow/python/CMakeFiles/arrow_python_objlib.dir/extension_type.cc.o -MF
> src/arrow/python/CMakeFiles/arrow_python_objlib.dir/extension_type.cc.o.d -o
> src/arrow/python/CMakeFiles/arrow_python_objlib.dir/extension_type.cc.o -c
> ../src/arrow/python/extension_type.cc
> ../src/arrow/python/extension_type.cc: In function 'arrow::Status
> arrow::py::{anonymous}::SerializeExtInstance(PyObject*,
> std::__cxx11::string*)':
> ../src/arrow/python/extension_type.cc:36:85: error: ISO C++ forbids
> converting a string constant to 'char*' [-Werror=write-strings]
> OwnedRef res(PyObject_CallMethod(type_instance, "__arrow_ext_serialize__",
> nullptr));
>
> ^
> ../src/arrow/python/extension_type.cc: In function 'PyObject*
> arrow::py::{anonymous}::DeserializeExtInstance(PyObject*,
> std::shared_ptr<arrow::DataType>, const string&)':
> ../src/arrow/python/extension_type.cc:65:63: error: ISO C++ forbids
> converting a string constant to 'char*' [-Werror=write-strings]
> storage_ref.obj(), data_ref.obj());
> ^
> ../src/arrow/python/extension_type.cc:65:63: error: ISO C++ forbids
> converting a string constant to 'char*' [-Werror=write-strings]
> cc1plus: all warnings being treated as errors
> {code}
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