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Using an invalid ordering rule can lead to erratic behavior or infinite loops.
Rule | Severity | Likelihood | Remediation Cost | Priority | Level |
|---|---|---|---|---|---|
CTR57-CPP | Low | Probable | High | P2 | L3 |
Automated Detection
Tool | Version | Checker | Description |
|---|
| Parasoft C/C++test |
| CERT_CPP-CTR57-a | For associative containers never use comparison function returning true for equal values |
Related Vulnerabilities
Search for vulnerabilities resulting from the violation of this rule on the CERT website.
Related Guidelines
| SEI CERT Oracle Coding Standard for Java | MET10-J. Follow the general contract when implementing the compareTo() method |
Bibliography
| [ISO/IEC 14882-2014] | Subclause 23.2.4, "Associative Containers" |
| [Meyers 2001] | Item 21, "Always Have Comparison Functions Return False for Equal Values" |
| [Sutter 2004] | Item 83, "Use a Checked STL Implementation" |
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