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| Code Block |
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error: too many arguments to function "foo€˜foo" |
Noncompliant Code Example (Information Outflow)
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Again, the simplest solution is to explicitly specify void as the only parameter.
Risk Assessment
Recommendation | Severity | Likelihood | Detectable |
|---|
Repairable | Priority | Level |
|---|---|---|
DCL20-C | Medium | Probable |
Yes | Yes | P12 | L1 |
Automated Detection
Tool | Version | Checker | Description | ||||||
| Astrée |
| empty-parameter-list | Fully checked | ||||||
| Axivion Bauhaus Suite |
| CertC-DCL20 | |||||||
| CodeSonar |
| LANG.FUNCS.PROT | Incomplete function prototype | ||||||
| Helix QAC |
| C3001, C3007 | |||||||
| Klocwork |
| MISRA.FUNC.NO_PARAMS | |||||||
| LDRA tool suite |
| 63 S | Fully Implemented |
3001
3007
| Parasoft C/C++test |
| CERT_C-DCL20-a | The number of arguments passed to a function shall match the number of parameters | ||||||
| PC-lint Plus |
| 937 | Partially supported | ||||||
| RuleChecker |
| empty-parameter-list | Fully checked | ||||||
| SonarQube C/C++ |
| Plugin |
| S929 |
Related Vulnerabilities
Search for vulnerabilities resulting from the violation of this rule on the CERT website.
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In C++, foo() and foo(void) have exactly the same meaning and effect, so this rule doesn't apply to C++. However, foo(void) should be declared explicitly instead of foo() to distinguish it from foo(...), which accepts an arbitrary number and type of arguments.
| MISRA C:2012 | Rule 8.2 (required) |
Bibliography
| [ISO/IEC 9899:2011] | Subclause 6.7.6.3, "Function Declarators (including Prototypes)" Subclause 6.11.6, "Function Declarators" |
| [TIGCC, void usage] | Manual, "C Language Keywords": void |
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