Anonymity is not the goal. The ability to generate as many references as needed is. 
my @refs;
for (1..10) {
   push @refs, \my $foo;
}
print "$_\n" for @refs;

[download]
SCALAR(0x18317d8)
SCALAR(0x23605c)
SCALAR(0x236098)
SCALAR(0x236d88)
SCALAR(0x1831838)
SCALAR(0x1831808)
SCALAR(0x1831868)
SCALAR(0x1831880)
SCALAR(0x1831898)
SCALAR(0x18318b0)

[download]

You'll might see \do { my $foo } and do { \my $foo }, but the extra scope is almost always overkill.

In reply to Re^3: anonymous scalar reference by ikegami
in thread anonymous scalar reference by dharanivasan

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