diff -r 96525b95d083 -r 36d559ca5332 tests/test-topic-stack-complex.t
--- a/tests/test-topic-stack-complex.t	Sun Oct 14 13:37:11 2018 +0200
+++ b/tests/test-topic-stack-complex.t	Thu Oct 25 11:32:43 2018 +0200
@@ -134,3 +134,37 @@
   s2@ split1 (current)
   s1: Added a and b
   s0^ Added foo (base)
+
+Test case with divergence
+-------------------------
+
+  $ hg evolve --all
+  move:[s3] split2
+  atop:[s2] split1
+  move:[s4] Added e and f
+  working directory is now at ec94a1ed1330
+  $ hg up s4
+  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  $ hg id -r .
+  ec94a1ed1330 tip
+  $ hg up --hidden 'min(precursors(.))'
+  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  updated to hidden changeset f1d3649d6a8b
+  (hidden revision 'f1d3649d6a8b' was rewritten as: ec94a1ed1330)
+  working directory parent is obsolete! (f1d3649d6a8b)
+  (use 'hg evolve' to update to its successor: ec94a1ed1330)
+  $ hg amend -d '0 1'
+  1 new orphan changesets
+  2 new content-divergent changesets
+  $ hg rebase -r . -d ec94a1ed1330~1
+  rebasing 9:eb3b16fef8ea "Added e and f" (tip foo)
+  $ hg stack
+  ### topic: foo (2 heads)
+  ### target: default (branch)
+  s5: Added e and f
+  s3^ split2 (base)
+  s4@ Added e and f (current)
+  s3: split2
+  s2: split1
+  s1: Added a and b
+  s0^ Added foo (base)