addremove: comparing two empty files caused ZeroDivisionError
(found by Giorgos Keramidas)
#!/bin/sh
hg init a
cd a
echo a > foo
hg rm foo
hg add foo
hg commit -m 1 -d "1000000 0"
hg remove
rm foo
hg remove foo
hg revert --all
rm foo
hg remove --after
hg commit -m 2 -d "1000000 0"
hg export --nodates 0
hg export --nodates 1
hg log -p -r 0
hg log -p -r 1
echo a > a
hg add a
hg rm a
hg rm -f a
echo b > b
mkdir c
echo d > c/d
hg ci -A -m 3 -d "1000001 0"
echo c >> b
hg rm b
hg rm -f b
hg rm -A c/d
hg st
cat c/d
hg revert c
hg rm -A
hg st
hg rm -A c
hg st
rm c/d
hg rm -A
hg st
cd ..
hg clone a b