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The concatenation of wide and narrow string literals could lead to undefined behavior.
Rule | Severity | Likelihood |
|---|
Detectable | Repairable | Priority | Level |
|---|---|---|---|
STR10-C | Low | Probable |
Yes | No | P4 | L3 |
Automated Detection
Tool | Version | Checker | Description | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Astrée |
| encoding-mismatch | Fully checked | ||||||
| Axivion Bauhaus Suite |
| CertC-STR10 | |||||||
| ECLAIR |
| CC2.STR10 | Fully implemented. | ||||||
| Helix QAC |
| C0874 | |||||||
| LDRA tool suite |
| 450 S | Fully implemented | ||||||
| Parasoft C/C++test |
|
|
|
CERT_C-STR10-a | Narrow and wide string literals shall not be concatenated | ||||||||
| PC-lint Plus |
| 707 | Fully supported | ||||||
| SonarQube C/C++ Plugin |
| NarrowAndWideStringConcat |
| RuleChecker |
| encoding-mismatch | Fully checked |
Related Vulnerabilities
Search for vulnerabilities resulting from the violation of this rule on the CERT website.
Related Guidelines
| MISRA C++:2008 | Rule 2-13-5 |
Bibliography
| [ISO/IEC 9899:2011] | Section 6.4.5, "String Literals" |
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