Merge branch 'vn/line-log-memcpy-size-fix' into maint

The command-line parsing of "git log -L" copied internal data
structures using incorrect size on ILP32 systems.

* vn/line-log-memcpy-size-fix:
line-log: use COPY_ARRAY to fix mis-sized memcpy

diff --cc line-log.c
Simple merge