Hi Ævar,

On Tue, 6 Nov 2018, Ævar Arnfjörð Bjarmason wrote:

> 
> On Tue, Oct 23 2018, Johannes Schindelin via GitGitGadget wrote:
> 
> > Johannes Schindelin (2):
> >   rebase --autostash: demonstrate a problem with dirty submodules
> >   rebase --autostash: fix issue with dirty submodules
> >
> >  builtin/rebase.c            |  2 +-
> >  t/t3420-rebase-autostash.sh | 10 ++++++++++
> >  2 files changed, 11 insertions(+), 1 deletion(-)
> 
> There's another bug with rebase.autoStash in master (and next/pu) but
> not v2.19.0. I tried to bisect bit it just comes down to 5541bd5b8f
> ("rebase: default to using the builtin rebase", 2018-08-08).
> 
> Credit to a co-worker of mine who wishes to remain anonymous for
> discovering this. I narrowed down his test-case to (any repo will do):
>     
>     (
>         rm -rf /tmp/todo &&
>         git clone --single-branch --no-tags --branch=todo https://github.com/git/git.git /tmp/todo &&
>         cd /tmp/todo &&
>         rm Make &&
>         git rev-parse --abbrev-ref HEAD &&
>         git -c rebase.autoStash=true -c pull.rebase=true pull &&
>         if test $(git rev-parse --abbrev-ref HEAD) != 'todo'
>         then
>             echo 'On detached head!' &&
>             git status &&
>             exit 1
>         else
>             echo 'We are still on our todo branch!'
>         fi
>     )

I found the culprit. Patch forthcoming,
Dscho