p4raw-id: //depot/perl@20777
is( $files->{wibble}, '', 'maniadd() with undef comment' );
is( $files->{yarrow}, 'hock',' with comment' );
is( $files->{foobar}, '', ' preserved old entries' );
-maniadd({ foo => 'bar' });
add_file('MANIFEST' => 'Makefile.PL');
+maniadd({ foo => 'bar' });
$files = maniread;
# VMS downcases the MANIFEST. We normalize it here to match.