patch 7.4.2178
Problem:    No test for reading from stdin.
Solution:   Add a test.
diff --git a/src/version.c b/src/version.c
index 29d845f..d87abe8 100644
--- a/src/version.c
+++ b/src/version.c
@@ -764,6 +764,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2178,
+/**/
     2177,
 /**/
     2176,