The problem is that Tie::RegexHash is a tied module, meaning that you need to use the tied interface. Try:

use Tie::RegexpHash;
my $rehash = tie my %rgxhash, 'Tie::RegexpHash';
$rehash->add( qr/abc/, "abc" );
$rehash->add( qr/def/, "def" );

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In reply to Re: Problem with Tie::RegexpHash by jryan
in thread Problem with Tie::RegexpHash by sch

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