--- a/tests/test-topic-stack.t	Sat Sep 09 22:32:44 2017 +0530
+++ b/tests/test-topic-stack.t	Thu Sep 07 19:43:07 2017 +0200
@@ -627,6 +627,8 @@
   t2: c_B
     ^ c_A
   t1: c_H
+    ^ c_G
+    ^ c_D
   t0^ c_D (base)
   $ hg stack blue
   ### topic: blue (3 heads)
@@ -685,6 +687,7 @@
   ### topic: red (3 heads)
   ### branch: default, ambigious rebase destination
   t5$ c_H (unstable)
+    ^ c_G
     ^ c_D
   t4$ c_C (unstable)
   t1^ c_B (base)
@@ -758,6 +761,7 @@
   ### topic: red (3 heads)
   ### branch: default, ambigious rebase destination
   t5$ c_H (unstable)
+    ^ c_G
     ^ c_D
   t4$ c_F (unstable)
   t3$ c_E (unstable)