use PDL::LiteF;

use strict;
use warnings;

use Test::More tests => 1;
use Test::Exception;

kill 'INT',$$ if $ENV{UNDER_DEBUGGER}; # Useful for debugging.

# This is something that would cause an exception on 1.91_00:
# when the original was undef'd, xchghashes would barf.

lives_ok {
	my $pa = xvals zeroes(5,5);
	my $pb = $pa->slice(':,2:3');

	$pa = 1;  # Undefine orig. a
	$pb += 1;
} "no barf when parent of slice undefined";