patch 7.4.1581
Problem:    Using ":call dict.func()" where the function is a partial does
            not work.  Using "dict.func()" where the function does not take a
            Dictionary does not work.
Solution:   Handle partial properly in ":call". (Yasuhiro Matsumoto)
diff --git a/src/testdir/test55.ok b/src/testdir/test55.ok
index ee6d3a0..70ee24a 100644
--- a/src/testdir/test55.ok
+++ b/src/testdir/test55.ok
@@ -44,7 +44,7 @@
 {'33': 999}
 len: 3
 again: 3
-Vim(call):E725: 
+xxx3
 g:dict.func-4
 a:function('3')
 Vim(let):E698: