# HG changeset patch
# User Christian Brabandt <cb@256bit.org>
# Date 1453750205 -3600
# Node ID db58646580248c1fb8f2c9342aaa8ad9d4a08e7e
# Parent  999cdc9f60101accba2e61494c1459299aa834da
commit https://github.com/vim/vim/commit/767d8c1a1ae762ecf47297c168b8c23caf05d30a
Author: Bram Moolenaar <Bram@vim.org>
Date:   Mon Jan 25 20:22:54 2016 +0100

    patch 7.4.1178
    Problem:    empty() doesn't work for the new special variables.
    Solution:   Make empty() work. (Damien)

diff --git a/src/eval.c b/src/eval.c
--- a/src/eval.c
+++ b/src/eval.c
@@ -10578,6 +10578,10 @@ f_empty(argvars, rettv)
 	    n = argvars[0].vval.v_dict == NULL
 			|| argvars[0].vval.v_dict->dv_hashtab.ht_used == 0;
 	    break;
+	case VAR_SPECIAL:
+	    n = argvars[0].vval.v_number != VVAL_TRUE;
+	    break;
+
 	default:
 	    EMSG2(_(e_intern2), "f_empty()");
 	    n = 0;
diff --git a/src/testdir/test_viml.vim b/src/testdir/test_viml.vim
--- a/src/testdir/test_viml.vim
+++ b/src/testdir/test_viml.vim
@@ -987,6 +987,11 @@ func Test_type()
     call assert_equal(v:true, eval(string(v:true)))
     call assert_equal(v:none, eval(string(v:none)))
     call assert_equal(v:null, eval(string(v:null)))
+
+    call assert_true(empty(v:false))
+    call assert_false(empty(v:true))
+    call assert_true(empty(v:null))
+    call assert_true(empty(v:none))
 endfunc
 
 "-------------------------------------------------------------------------------
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1178,
+/**/
     1177,
 /**/
     1176,