updated for version 7.3.1157
Problem:    New regexp engine fails on "\(\<command\)\@<=.*"
Solution:   Fix rule for postponing match.  Further tune estimating whether
            postponing works better.  Add test.
diff --git a/src/testdir/test64.in b/src/testdir/test64.in
index 42703c2..8100436 100644
--- a/src/testdir/test64.in
+++ b/src/testdir/test64.in
@@ -392,6 +392,7 @@
 :call add(tl, [2, '\v\C%(<Last Changed:\s+)@<=.*$', '" Last Changed: 1970', '1970'])
 :call add(tl, [2, '\(foo\)\@<=\>', 'foobar'])
 :call add(tl, [2, '\(foo\)\@<=\>', 'barfoo', '', 'foo'])
+:call add(tl, [2, '\(foo\)\@<=.*', 'foobar', 'bar', 'foo'])
 :"
 :""""" \@>
 :call add(tl, [2, '\(a*\)\@>a', 'aaaa'])