Fix sort_index#245

Open

kojix2 wants to merge 2 commits intoruby-numo:masterfrom

kojix2:sort_index2

Commits on Sep 10, 2025

Add test for sort_index correctness
kojix2
committed
Fix sporadic misordering in sort_index on GCC 13+ by forcing byte-wise swap for elements whose size >= sizeof(void*), avoiding unsafe word reinterpret swaps
kojix2
committed