patch 7.4.1992
Problem:    Values for true and false can be confusing.
Solution:   Update the documentation.  Add a test.  Make v:true evaluate to
            TRUE for a non-zero-arg.
diff --git a/src/testdir/test_alot.vim b/src/testdir/test_alot.vim
index e8546ef..e99e137 100644
--- a/src/testdir/test_alot.vim
+++ b/src/testdir/test_alot.vim
@@ -33,6 +33,7 @@
 source test_tabline.vim
 source test_tagjump.vim
 source test_timers.vim
+source test_true_false.vim
 source test_undolevels.vim
 source test_unlet.vim
 source test_window_cmd.vim