patch 8.0.0064
Problem:    Normal test fails on MS-Windows.
Solution:   Don't try using an illegal file name.
diff --git a/src/testdir/test_normal.vim b/src/testdir/test_normal.vim
index 20cbaa0..4dafe3c 100644
--- a/src/testdir/test_normal.vim
+++ b/src/testdir/test_normal.vim
@@ -1248,10 +1248,12 @@
   norm! K
   call assert_equal('aa%bb', fnamemodify(bufname('%'), ':t'))
   bwipe!
-  4
-  norm! K
-  call assert_equal('cc|dd', fnamemodify(bufname('%'), ':t'))
-  bwipe!
+  if !has('win32')
+    4
+    norm! K
+    call assert_equal('cc|dd', fnamemodify(bufname('%'), ':t'))
+    bwipe!
+  endif
   set iskeyword-=%
   set iskeyword-=\|