"git rebase -i" with a recent update started showing an incorrect
count when squashing more than 10 commits.
* jk/rebase-i-squash-count-fix:
rebase--interactive: count squash commits above 10 correctly
if test -f "$squash_msg"; then
mv "$squash_msg" "$squash_msg".bak || exit
count=$(($(sed -n \
- -e "1s/^$comment_char.*\([0-9][0-9]*\).*/\1/p" \
+ -e "1s/^$comment_char[^0-9]*\([0-9][0-9]*\).*/\1/p" \
-e "q" < "$squash_msg".bak)+1))
{
printf '%s\n' "$comment_char $(eval_ngettext \