pitrou commented on pull request #12537:
URL: https://github.com/apache/arrow/pull/12537#issuecomment-1077334837
I get the following warning when compiling the benchmarks:
```
[241/415] Building CXX object
src/arrow/util/CMakeFiles/arrow-small-vector-benchmark.dir/small_vector_benchmark.cc.o
/home/antoine/arrow/dev/cpp/src/arrow/util/small_vector_benchmark.cc:70:37:
warning: address of stack memory associated with parameter 'v' returned
[-Wreturn-stack-address]
return reinterpret_cast<intptr_t>(v.data());
^
/home/antoine/arrow/dev/cpp/src/arrow/util/small_vector_benchmark.cc:119:16:
note: in instantiation of function template specialization
'arrow::internal::ConsumeVector<std::vector<int>>' requested here
dummy += ConsumeVector(vec);
^
/home/antoine/arrow/dev/cpp/src/arrow/util/small_vector_benchmark.cc:325:1:
note: in instantiation of function template specialization
'arrow::internal::CopyEmptyVector<std::vector<int>>' requested here
SHORT_VECTOR_BENCHMARKS(STD_VECTOR);
^
/home/antoine/arrow/dev/cpp/src/arrow/util/small_vector_benchmark.cc:287:22:
note: expanded from macro 'SHORT_VECTOR_BENCHMARKS'
BENCHMARK_TEMPLATE(CopyEmptyVector, VEC_TYPE_FACTORY(int));
\
^
```
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