Run this: 

#use strict;
use warnings;

sub bar {
    print $foo;
}

my $foo = 1;
foo();
bar();

sub foo {
    print $foo;
}

[download]
Now uncomment out the use strict; and run it. FWIW, i do the same as you ... but yes, there are consequences.

jeffa

L-LL-L--L-LL-L--L-LL-L--
-R--R-RR-R--R-RR-R--R-RR
B--B--B--B--B--B--B--B--
H---H---H---H---H---H---
(the triplet paradiddle with high-hat)

In reply to Re^2: Warning for "unused sub declarations"? by jeffa
in thread Warning for "unused sub declarations"? by blazar

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