my $ref = \do{my $some_scalar};
A reason to create such a reference is for inside-out objects:
use Scalar::Util qw(refaddr);
...
my $this = bless \do{my $some_scalar}, $class;
my $key = refaddr $this;

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In reply to Re: anonymous scalar reference by cdarke
in thread anonymous scalar reference by dharanivasan

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