updated for version 7.1-151

src/edit.c

@@ -2111,7 +2111,7 @@ ins_compl_add_infercase(str, len, icase, fname, dir, flags)
     int		has_lower = FALSE;
     int		was_letter = FALSE;
 
-    if (p_ic && curbuf->b_p_inf)
+    if (p_ic && curbuf->b_p_inf && len > 0)
     {
 	/* Infer case of completed part. */
 

src/version.c

@@ -666,6 +666,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    151,
 /**/
     150,
 /**/