Bug #133030 for Scalar-List-Utils: uniqint returns unexpected results when output converted to an arrayref

The attached test demonstrates the problem and a workaround. my @list = ( 982959698197430273, 982959698218369027, 982959700563013637 ); my $unique = [ uniqint @list ]; # 982959698197430272, 982959698218369024, 982959700563013632

#!/usr/bin/env perl use 5.22.1; use warnings; use List::Util qw/uniq uniqint uniqstr/; use Test::More tests => 4; my @list = ( 982959698197430273, 982959698218369027, 982959700563013637 ); # 982959708532338688, 982959711925321728, 982959715591192578, # 982959718497955840, 982959726441906176, 982959728560099328, # 982959731957350400, 982959732410400769, 982959735501565953, # 982959736218791936, 982959737066024962, 982959740744380417, # 982959746444541953, 982959750240522240, 982959750991241217, # 982959753180733440, 982959761015500800, 982959765335805952, # 982959765872566273, 982959767109988353, 982959769861238784, # 982959770884714497, 982959771354615808, 982959772105363456, # 982959775083388930, 982959777427767296, 982959786923708418, # 982959791688507392, 982959792183529472, 982959797883625472, # 982959799364128768, 982959802430214145, 982959806284750848, # 982959810630045696, 982959811422662656, 982959812773384192, # 982959814023241728, 982959814144802816, 982959816803954689, # 982959821321326593, 982959825146597376, 982959825884659713, # 982959833644072964, 982959834193694720, 982959835712016385, # 982959835841835008, 982959836236218368, 982959837100298241, # 982959840124268544, 982959843488055296, 982959843555315712, # 982959843861381120, 982959846499627013, 982959847405707264, # 982959852224835585, 982959854561189888, 982959855865495552, # 982959861448265728, 982959864518529024, 982959869115285509, # 982959873280241664, 982959877910917120, 982959878556663808, # 982959879055912961, 982959881975103488, 982959885082968064, # 982959885624233984, 982959889440956416, 982959889675780097, # 982959891370430464, 982959891760472064, 982959896097275904, # 982959901587787778, 982959905853194245, 982959906398486535, # 982959906817966080, 982959909422731264, 982959915185537025, # 982959917068795905, 982959917849079808, 982959918167638017, # 982959919078010880, 982959919887302657, 982959919933607936, # 982959927399538688, 982959932415684608, 982959934005481472, # 982959935620345856, 982959936924565505, 982959937637695488, # 982959938145107968, 982959944545783808, 982959948975009793, # 982959951181111297, 982959953702014976, 982959959393558529, # 982959962409328640 #); my @workaround = uniqint @list; ok eq_set(\@workaround, \@list), 'workaround'; ok eq_set([ uniq @list ], \@list), 'uniq'; ok eq_set([ uniqstr @list ], \@list), 'uniqstr'; ok eq_set([ uniqint @list ], \@list), 'uniqint'; diag "expected: ", join ', ' => @list; diag "got: ", join ', ' => @{[ uniqint @list ]}; done_testing;