updated for version 7.4.620

Problem:    Compiler warning for unitinialized variable. (Tony Mechelynck)
Solution:   Initialize "did_free". (Ben Fritz)

Author: brammool

src/eval.c

@@ -6815,7 +6815,7 @@ garbage_collect()
     win_T	*wp;
     int		i;
     funccall_T	*fc, **pfc;
-    int		did_free;
+    int		did_free = FALSE;
     int		did_free_funccal = FALSE;
 #ifdef FEAT_WINDOWS
     tabpage_T	*tp;

src/version.c

@@ -741,6 +741,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    620,
 /**/
     619,
 /**/