updated for version 7.4.525
Problem:    map() leaks memory when there is an error in the expression.
Solution:   Call clear_tv(). (Christian Brabandt)
diff --git a/src/version.c b/src/version.c
index 890a49b..f65867c 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    525,
+/**/
     524,
 /**/
     523,