Merge branch 'rs/mergesort'

Bitop fix for platforms whose "long" is 32-bit. * rs/mergesort: mergesort: avoid left shift overflow

Junio C Hamano committed Dec 10, 2021 at 14:35 UTC fc0e3e02c9c7919c03c1def260d83fc96b4f4b3e

No changes.