Possible set equality bug

Run Settings
LanguageRaku
Language Version
Run Command
my $word1 = 'abba'; my $word2 = 'abbba'; say $word1 === $word2; say $word1 (==) $word2; say $word1.comb === $word2.comb; say $word1.comb (==) $word2.comb;
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