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Mistakes regarding precedence rules may cause an expression to be evaluated in an unintended way, which can lead to unexpected and abnormal program behavior.
Recommendation | Severity | Likelihood | Remediation Cost | Priority | Level |
|---|
EXP00-C | Low | Probable | Medium | P4 | L3 |
Automated Detection
Tool | Version | Checker | Description |
|---|
| Axivion Bauhaus Suite | | Include Page |
|---|
| Axivion Bauhaus Suite_V |
|---|
| Axivion Bauhaus Suite_V |
|---|
|
| CertC-EXP00 | Fully implemented |
| CodeSonar | | LANG.STRUCT.PARENS | Missing Parentheses |
ECLAIR | | CC2.EXP00
| Fully implemented |
| Helix QAC | | C3389, C3390, C3391, C3392, C3393, C3394, C3395, C3396, C3397, C3398, C3399, C3400 |
|
| Klocwork | |
MISRA.2012 9.5 | CODSTA-97 | | | CERT_C-EXP00-a | Use parenthesis to clarify expression order if operators with precedence lower than arithmetic are used |
| PC-lint Plus | | Include Page |
|---|
| PC-lint Plus_V |
|---|
| PC-lint Plus_V |
|---|
|
| 9050 | Fully supported |
| Polyspace Bug Finder | |
Fully implementedR2016a | Possibly unintended evaluation of expression because of operator precedence rules |
Operator precedence rules cause unexpected evaluation order in arithmetic expression | PRQA QA-CPRQA QACvPRQA QACv3389
3390
3391
3392
3393
3394
3395
3396
3397
3398
3399
3400
| Fully implemented | Related Vulnerabilities
Search for vulnerabilities resulting from the violation of this rule on the CERT website.
Related Guidelines
Bibliography
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