Neal Richardson created ARROW-7314:
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Summary: [Python] Compiler warning in pyarrow
Key: ARROW-7314
URL: https://issues.apache.org/jira/browse/ARROW-7314
Project: Apache Arrow
Issue Type: Bug
Components: Python
Reporter: Neal Richardson
Fix For: 1.0.0
Saw this while building a wheel locally
{code}
-- Running cmake --build for pyarrow
cmake --build . --config release -- -j3
[23/24] Building CXX object CMakeFiles/lib.dir/lib.cpp.o
lib.cpp: In function ‘PyObject* __pyx_pf_7pyarrow_3lib_90union(PyObject*,
PyObject*, PyObject*, PyObject*)’:
lib.cpp:37184:29: warning: comparison of integer expressions of different
signedness: ‘Py_ssize_t’ {aka ‘long int’} and
‘std::vector<std::shared_ptr<arrow::Field> >::size_type’ {aka ‘long unsigned
int’} [-Wsign-compare]
__pyx_t_2 = ((__pyx_t_6 != __pyx_v_c_fields.size()) != 0);
~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
{code}
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