diff -r fcf08023c011 -r cb95716da5fe tests/test-tags.t
--- a/tests/test-tags.t	Tue Apr 30 01:04:35 2013 +0200
+++ b/tests/test-tags.t	Tue Apr 30 09:02:02 2013 +0900
@@ -381,4 +381,26 @@
   localtag                           0:bbd179dfa0a7 local
   globaltag                          0:bbd179dfa0a7
 
+Test for issue3911
+
+  $ hg tag -r 0 -l localtag2
+  $ hg tag -l --remove localtag2
+  $ hg tags -v
+  tip                                1:a0b6fe111088
+  localtag                           0:bbd179dfa0a7 local
+  globaltag                          0:bbd179dfa0a7
+
+  $ hg tag -r 1 -f localtag
+  $ hg tags -v
+  tip                                2:5c70a037bb37
+  localtag                           1:a0b6fe111088
+  globaltag                          0:bbd179dfa0a7
+
+  $ hg tag -r 1 localtag2
+  $ hg tags -v
+  tip                                3:bbfb8cd42be2
+  localtag2                          1:a0b6fe111088
+  localtag                           1:a0b6fe111088
+  globaltag                          0:bbd179dfa0a7
+
   $ cd ..