diff --git a/src/testdir/test_breakindent.in b/src/testdir/test_breakindent.in
index 8f40e4f..79e25f7 100644
--- a/src/testdir/test_breakindent.in
+++ b/src/testdir/test_breakindent.in
@@ -73,6 +73,23 @@
 :let width = strlen(text[1:])+indent(2)*4+strlen(&sbr)*3 " text wraps 3 times
 :$put =g:test
 :$put =printf(\"strdisplaywidth: %d == calculated: %d\", strdisplaywidth(text), width)
+:"
+:" Test, that the string "    a\tb\tc\td\te" is correctly
+:" displayed in a 20 column wide window (see bug report
+:" https://groups.google.com/d/msg/vim_dev/ZOdg2mc9c9Y/TT8EhFjEy0IJ
+:only
+:vert 20new
+:set all& nocp breakindent briopt=min:10
+:call setline(1, ["    a\tb\tc\td\te", "    z   y       x       w       v"])
+:/^\s*a
+fbgjyl:let line1 = @0
+:?^\s*z
+fygjyl:let line2 = @0
+:quit!
+:$put ='Test 12: breakindent with wrapping Tab'
+:$put =line1
+:$put =line2
+:"
 :%w! test.out
 :qa!
 ENDTEST