[C++] Large memory test fails in arrow-compute-row-test

[pitrou]

Describe the bug, including details regarding any error messages, version, and platform.

You need to enable large memory tests (with -DARROW_LARGE_MEMORY_TESTS=ON) to see this.

[----------] 5 tests from KeyCompare
[ RUN      ] KeyCompare.CompareColumnsToRowsCuriousFSB
[       OK ] KeyCompare.CompareColumnsToRowsCuriousFSB (0 ms)
[ RUN      ] KeyCompare.CompareColumnsToRowsTempStackUsage
[       OK ] KeyCompare.CompareColumnsToRowsTempStackUsage (9 ms)
[ RUN      ] KeyCompare.CompareColumnsToRowsOver2GB
[       OK ] KeyCompare.CompareColumnsToRowsOver2GB (6040 ms)
[ RUN      ] KeyCompare.CompareColumnsToRowsOver4GBFixedLength
/home/antoine/arrow/dev/cpp/src/arrow/compute/row/row_internal.h:233:  Check failed: !metadata_.is_fixed_length 
Command terminated by signal 6

Component(s)

C++

[pitrou]

cc @zanmato1984

[zanmato1984]

Thanks for reporting. I'll look into it.

[pitrou]

Issue resolved by pull request 46635
#46635