in reply to Re^2: Closure warning with Perl 5.14?
in thread Closure warning with Perl 5.14?

I'll update my Best Practices.
perlcritic detects this by default: 
Variable declared in conditional statement at line , column .  Declare
+ variables outside of the condition.  (Severity: 5)

[download]
Perl::Critic::Policy::Variables::ProhibitConditionalDeclarations

In Section Seekers of Perl Wisdom