Jerry spotted that as a result of change 34483 which upgrades blead to

Test::Simple 0.82, lib/DB.t is now issuing a warning. His original
suggestion was ok(!defined ...) - he, Merijn and I independently
refined this to isnt(..., undef)

p4raw-id: //depot/perl@34554

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/DB.t b/lib/DB.t
index f665291fa2..a1fadf331a 100644
--- a/lib/DB.t
+++ b/lib/DB.t
@@ -86,7 +86,7 @@ BEGIN {
 # test DB::_clientname()
 is( DB::_clientname('foo=A(1)'), 'foo',
     'DB::_clientname should return refname');
-cmp_ok( DB::_clientname('bar'), 'eq', '',
+is( DB::_clientname('bar'), undef,
         'DB::_clientname should not return non refname');
 
 # test DB::next() and DB::step()