Code that is never executed is known as dead code. Typically, the presence of dead code indicates that a logic error has occurred as a result of changes to a program or the program's environment. To improve readability and ensure that logic errors are resolved, dead code should be identified, understood, and eliminated.
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The presence dead code may indicate logic errors that can lead to unintended program behavior. As a result, resolving dead code can be an in-depth process requiring significant analysis.
Recommendation | Severity | Likelihood | Remediation Cost | Priority | Level |
|---|---|---|---|---|---|
MSC00-PL | low | unlikely | high | P1 | L3 |
Automated Detection
Tool | Diagnostic |
|---|---|
Perl::Critic | Subroutines::ProhibitUnusedPrivateSubroutines |
Perl::Critic | ControlStructures::ProhibitUnreachableCode |
CWE561P1 |
Related Guidelines
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Automated Detection
Tool
Diagnostic
Subroutines::ProhibitUnusedPrivateSubroutines
Perl::Critic
Variables::ProhibitUnreachableCode
Bibliography
| [CPAN] | Elliot Shank, Perl-Critic-1.116 Subroutines::ProhibitUnusedPrivateSubroutines, Variables::ProhibitUnreachableCode |
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