updated for version 7.3.1219
Problem: No test for using []] inside \%[].
Solution: Add a test.
diff --git a/src/testdir/test64.in b/src/testdir/test64.in
index 061f1f1..7c14179 100644
--- a/src/testdir/test64.in
+++ b/src/testdir/test64.in
@@ -367,6 +367,7 @@
:call add(tl, [2, '\%[bar]x', 'bxx', 'bx'])
:call add(tl, [2, '\%[bar]x', 'xxx', 'x'])
:call add(tl, [2, 'b\%[[ao]r]', 'bar bor', 'bar'])
+:call add(tl, [2, 'b\%[[]]r]', 'b]r bor', 'b]r'])
:"
:"""" Alternatives, must use first longest match
:call add(tl, [2, 'goo\|go', 'google', 'goo'])