patch 7.4.1563
Problem:    Partial test fails on windows.
Solution:   Return 1 or -1 from compare function.
diff --git a/src/testdir/test_partial.vim b/src/testdir/test_partial.vim
index 061f839..998b232 100644
--- a/src/testdir/test_partial.vim
+++ b/src/testdir/test_partial.vim
@@ -9,9 +9,9 @@
     return 0
   endif
   if a:up
-    return a:one > a:two
+    return a:one > a:two ? 1 : -1
   endif
-  return a:one < a:two
+  return a:one < a:two ? 1 : -1
 endfunc
 
 func Test_partial_args()
diff --git a/src/version.c b/src/version.c
index a323d2c..50d20f1 100644
--- a/src/version.c
+++ b/src/version.c
@@ -744,6 +744,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1563,
+/**/
     1562,
 /**/
     1561,