MISRA C++:2023 checker reference
These checkers detect violations of the MISRA C++:2023 standard.
Notes
- To view this information organized by rule number, see MISRA C++:2023 rules mapped to Klocwork checkers.
- We provide full help for each MISRA C and MISRA C++ checker. Because this information is licensed, it is available as a part of your Klocwork installation, rather than online.
| Checker name | Description | Rule | Version |
|---|---|---|---|
| AUTOSAR.ARRAY.CSTYLE | C-style arrays shall not be used | Rule 11.3.1 (adv.) | 2022.2 |
| AUTOSAR.ASM | The asm declaration shall not be used | Rule 10.4.1 (req.) | 2020.1 |
| AUTOSAR.CAST.REINTERPRET | reinterpret_cast shall not be used | Rule 8.2.5 (req.) | 2020.1 |
| AUTOSAR.EXCPT.NOEXCPT_THROW | If a function is declared to be noexcept, noexcept(true) or noexcept(<true condition>), then it shall not exit with an exception | Rule 18.5.1 (adv.) | 2020.1 |
| AUTOSAR.FORWARD | Forwarding values to other functions shall be done via: (1) std::move if the value is an rvalue reference, (2) std::forward if the value is forwarding reference | Rule 28.6.2 (req.) | 2020.1 |
| AUTOSAR.GOTO | The goto statement shall not be used | Rule 9.6.1 (adv.) | 2020.1 |
| AUTOSAR.LAMBDA.IMPLICIT_CAPTURE | Variables shall not be implicitly captured in a lambda expression | Rule 8.1.2 (adv.) | 2020.1 |
| AUTOSAR.MEMB.VIRTUAL.SPEC | Virtual function declaration shall contain exactly one of the three specifiers: (1) virtual, (2) override, (3) final. | Rule 13.3.1 (req.) | 2020.1 |
| AUTOSAR.OP.DELETE.MISSING_VERSION | If a project has sized or unsized version of operator "delete" globally defined, then both sized and unsized versions shall be defined | Rule 21.6.4 (req.) | 2020.1 |
| AUTOSAR.SETLOCALE | The library <clocale> (locale.h) and the setlocale function shall not be used | Rule 25.5.1 (req.) | 2020.1 |
| AUTOSAR.STDLIB.MOVE.CONST | The std::move shall not be used on objects declared const or const& | Rule 28.6.1 (req.) | 2020.1 |
| AUTOSAR.VECTOR.BOOL | The std::vector<bool> specialization shall not be used | Rule 26.3.1 (adv.) | 2020.1 |
| AUTOSAR.VIRTUAL.PTR_COMPARE | A pointer to member virtual function shall only be tested for equality with null-pointer-constant | Rule 13.3.4 (req.) | 2020.1 |
| CERT.EXPR.DELETE_PTR.INCOMPLETE_TYPE | Do not delete a pointer to an incomplete type | Rule 21.6.5 (req.) | 2020.1 |
| CERT.EXPR.VOLATILE.ADDR.PARAM | Do not pass a volatile object to a function through a nonvolatile pointer | Rule 10.1.2 (req.) | 2020.1 |
| CL.SELF-ASSIGN | Use of free memory (double free) - in operator= | Dir. 15.8.1 | Pre-2020.1 |
| CXX.BITOP.BOOL_OPERAND | Potential logic error: Boolean expressions should not be used directly as bitwise operator arguments. Consider using logical operators instead. | Rule 7.0.1 (req.) | 2021.1 |
| CXX.STDLIB.ILLEGAL_REUSE | The pointer returned by the Standard Library functions asctime and similar shall not be used following a subsequent call to the same function | Rule 25.5.3 (mand.) | 2021.3 |
| CXX.STDLIB.ILLEGAL_WRITE | The pointers returned by the Standard Library functions localeconv, getenv, setlocale or, strerror shall only be used as if they have pointer to const-qualified type | Rule 25.5.2 (mand.) | 2021.3 |
| FUNCRET.GEN | Non-void function does not return value | Rule 9.6.5 (req.) | Pre-2020.1 |
| INVARIANT_CONDITION.GEN | Invariant expression in a condition | Rule 0.0.2 (adv.) | 2020.1 |
| INVARIANT_CONDITION.UNREACH | Invariant expression in a condition | Rule 0.0.2 (adv.) | Pre-2020.1 |
| LOCRET.ARG | Function returns address of local variable | Rule 6.8.3 (req.) | Pre-2020.1 |
| LOCRET.GLOB | Function returns address of local variable | Rule 6.8.3 (req.) | Pre-2020.1 |
| LOCRET.RET | Function returns address of local variable | Rule 6.8.1 (req.) Rule 6.8.2 (mand.) | Pre-2020.1 |
| LV_UNUSED.GEN | Local variable unused | Rule 0.2.1 (adv.) | 2020.3 |
| MISRA.ADDR.REF.PARAM | Function returns reference to parameter passed by reference | Rule 4.1.3 (req.) | Pre-2020.1 |
| MISRA.ADDR.REF.PARAM.PTR | Function returns address of parameter passed by reference | Rule 4.1.3 (req.) | Pre-2020.1 |
| MISRA.ASSIGN.COND | Assignment operator is used in a condition | Rule 8.18.2 (adv.) | Pre-2020.1 |
| MISRA.ASSIGN.OVERLAP | Object is assigned to an overlapping object | Rule 8.18.1 (mand.) | 2023.2 |
| MISRA.ASSIGN.SUBEXPR | Assignment operator is used in a sub-expression outside a condition | Rule 8.18.2 (adv.) | Pre-2020.1 |
| MISRA.BASE.IDS.UNIQUE | Member name is used twice in inheritance hierarchy | Rule 6.4.2 (req.) | Pre-2020.1 |
| MISRA.BASE.VIRTUAL.NOTVIRTUAL | Base class is used as both virtual and not virtual in inheritance hierarchy | Rule 13.1.2 (req.) | Pre-2020.1 |
| MISRA.BITFIELD.SIGNED | Length of a named signed bit-field is less than 2 | Rule 12.2.3 (req.) | Pre-2020.1 |
| MISRA.BITS.NOT_UNSIGNED | Operand of bitwise operation is not unsigned integer | Rule 7.0.4 (req.) | Pre-2020.1 |
| MISRA.BITS.NOT_UNSIGNED.PREP | Operand of bitwise operation is not unsigned integer | Rule 7.0.4 (req.) | Pre-2020.1 |
| MISRA.BITS.OPERAND | Operands of bitwise operation have different underlying types | Rule 7.0.4 (req.) | Pre-2020.1 |
| MISRA.BUILTIN_NUMERIC | Builtin numeric type is used | Rule 6.9.2 (adv.) | Pre-2020.1 |
| MISRA.CAST.CONST | Cast operation removes const or volatile modifier from a pointer or reference | Rule 8.2.3 (req.) | Pre-2020.1 |
| MISRA.CAST.FLOAT_INT | Cast of floating point expression to integral type | Rule 7.0.5 (req.) | Pre-2020.1 |
| MISRA.CAST.FUNC_PTR.CPP | Cast converts function pointer to other pointer type | Rule 7.11.3 (req.) Rule 8.2.4 (req.) | Pre-2020.1 |
| MISRA.CAST.INT.SIGN | Non-trivial integral expression is cast to type with different signedness | Rule 7.0.5 (req.) | Pre-2020.1 |
| MISRA.CAST.INT_FLOAT | Cast of integral expression to floating point type | Rule 7.0.5 (req.) | Pre-2020.1 |
| MISRA.CAST.INT_TO_PTR | Object with integer type or pointer to void cast to pointer type | Rule 7.11.3 (req.) Rule 8.2.6 (req.) | Pre-2020.1 |
| MISRA.CAST.PTR.UNRELATED | Object of pointer type cast to unrelated type | Rule 7.11.3 (req.) | 2023.2 |
| MISRA.CAST.PTR.VRCLASS | A cast form pointer to a virtual base class to pointer to a derived class does not use 'dynamic_cast' | Rule 8.2.1 (req.) | Pre-2020.1 |
| MISRA.CAST.PTR_TO_INT | Cast between a pointer and an integral type | Rule 8.2.7 (adv.) | Pre-2020.1 |
| MISRA.CATCH.ALL | No ellipsis exception handler in a try-catch block | Rule 18.3.1 (adv.) | Pre-2020.1 |
| MISRA.CATCH.BY_VALUE | Exception object of class type is caught by value | Rule 18.3.2 (req.) | Pre-2020.1 |
| MISRA.CHAR.NOT_CHARACTER | 'char' is used for non-character value | Rule 7.0.3 (req.) | Pre-2020.1 |
| MISRA.CHAR.OPERAND | Expression of type 'char' or 'wchar_t' is used as non-character operand | Rule 7.0.6 (req.) | Pre-2020.1 |
| MISRA.CHAR.TRIGRAPH | Trigraph usage | Rule 5.0.1 (adv.) | Pre-2020.1 |
| MISRA.COMMA | Comma operator is used | Rule 8.19.1 (adv.) | Pre-2020.1 |
| MISRA.COMP.WRAPAROUND | Wrap-around in a condition | Rule 8.20.1 (adv.) | 2020.3 |
| MISRA.CONST.RET.NON_CONST | Constant member function returns non-const pointer to member variable | Rule 10.1.1 (adv.) | Pre-2020.1 |
| MISRA.CONV.FLOAT | Implicit floating-point conversion | Rule 4.1.3 (req.) | Pre-2020.1 |
| MISRA.CONV.INT.SIGN | Implicit integral conversion changes signedness | Rule 7.0.5 (req.) | Pre-2020.1 |
| MISRA.CTOR.BASE | Constructor does not explicitly call constructor of its base class | Rule 15.1.2 (adv.) | 2020.2 |
| MISRA.CTOR.DYNAMIC | Object's dynamic type is used from the body of its constructor | Rule 15.1.1 (req.) | Pre-2020.1 |
| MISRA.CTOR.NOT_EXPLICIT | Constructor with one argument of built-in type is not declared 'explicit' | Rule 15.1.3 (req.) | Pre-2020.1 |
| MISRA.CTOR.TRY.NON_STATIC | Function try/catch block of constructor or destructor references non-static members | Rule 18.3.3 (req.) | Pre-2020.1 |
| MISRA.C_CAST | C-style cast to non-void type | Rule 8.2.2 (req.) | Pre-2020.1 |
| MISRA.DECL.ARRAY_SIZE | Declaration of array with unknown size | Rule 6.0.2 (adv.) | Pre-2020.1 |
| MISRA.DECL.EXCPT.SPEC | Function is declared with different exception specifications | Rule 4.1.3 (req.) | Pre-2020.1 |
| MISRA.DECL.FUNC_LOCAL | Function is declared locally | Rule 6.0.1 (req.) | Pre-2020.1 |
| MISRA.DECL.MANY_DCLS | More than one declarator in one declaration | Rule 10.0.1 (adv.) | Pre-2020.1 |
| MISRA.DEFINE.FUNC | Function-like macro definition | Rule 19.0.2 (req.) | Pre-2020.1 |
| MISRA.DEFINE.NOPARS | Macro parameter with no parentheses | Rule 19.3.4 (req.) Rule 8.0.1 (adv.) | 2020.4 |
| MISRA.DEFINE.SHARP | # or ## operator in a macro definition | Rule 19.3.1 (adv.) | Pre-2020.1 |
| MISRA.DEFINE.SHARP.ORDER.2012 | Unspecified order of evaluation of multiple '#' or '##' | Rule 19.3.2 (req.) | 2020.4 |
| MISRA.DEFINE.SHARP.REPLACE.2012 | A macro parameter used as an operand to the '#' or '##' operators, which is itself subject to further macro replacement, shall only be used as an operand to these operators | Rule 19.3.3 (req.) | Pre-2020.1 |
| MISRA.DEFINE.WRONGNAME | Usage of a name from the standard library for naming a macro | Rule 4.1.3 (req.) | Pre-2020.1 |
| MISRA.DEFINE.WRONGNAME.UNDERSCORE | Usage of a reserved name for naming a macro | Rule 4.1.3 (req.) | Pre-2020.1 |
| MISRA.DERIVE.VIRTUAL | Class is derived from virtual base | Rule 13.1.1 (adv.) | Pre-2020.1 |
| MISRA.DTOR.DYNAMIC | Object's dynamic type is used from the body of its destructor | Rule 15.1.1 (req.) | Pre-2020.1 |
| MISRA.ELIF.DEFINED | Incorrect 'defined' usage in #elif directive | Rule 19.1.1 (req.) | Pre-2020.1 |
| MISRA.ELIF.OTHERFILE | #elif in an improper file | Rule 19.1.2 (req.) | Pre-2020.1 |
| MISRA.ELIF.UNDEF | Undefined macros in #elif directive | Rule 19.1.3 (req.) | Pre-2020.1 |
| MISRA.ELIF.WRAPAROUND | Wrap-around in #elif directive | Rule 8.20.1 (adv.) | Pre-2020.1 |
| MISRA.ELSE.OTHERFILE | #else in an improper file | Rule 19.1.2 (req.) | Pre-2020.1 |
| MISRA.ENDIF.OTHERFILE | #endif in an improper file | Rule 19.1.2 (req.) | Pre-2020.1 |
| MISRA.ENUM.IMPLICIT.VAL.NON_UNIQUE.2012 | Implicit enumerator value is not unique | Rule 11.6.3 (req.) | Pre-2020.1 |
| MISRA.ENUM.OPERAND | Expression of enum type is used in arithmetic context | Rule 7.0.6 (req.) | Pre-2020.1 |
| MISRA.EXPANSION.DIRECTIVE | Directive-like tokens within a macro argument | Rule 19.3.5 (req.) | Pre-2020.1 |
| MISRA.EXPR.PARENS.REDUNDANT | Limited dependence required for operator precedence rules in expressions | Rule 8.0.1 (adv.) | 2024.1 |
| MISRA.FOR.COND.CHANGE | For loop counter is modified within the loop condition section | Rule 9.5.1 (adv.) | Pre-2020.1 |
| MISRA.FOR.COUNTER.FLT | For loop counter has a floating point type | Rule 9.5.1 (adv.) | Pre-2020.1 |
| MISRA.FOR.COUNTER.MANY | Many counters in a for loop | Rule 9.5.1 (adv.) | Pre-2020.1 |
| MISRA.FOR.INCR | For loop counter is modified in an inappropriate way | Rule 9.5.1 (adv.) | Pre-2020.1 |
| MISRA.FOR.STMT.CHANGE | For loop counter is modified within the loop statement | Rule 9.5.1 (adv.) | Pre-2020.1 |
| MISRA.FUNC.ARRAY.PARAMS | Function argument with array type decay to a pointer | Rule 7.11.2 (req.) | Pre-2020.1 |
| MISRA.FUNC.PARAMS.IDENT | Identifiers used in declaration and definition of function are not identical | Rule 13.3.3 (req.) | Pre-2020.1 |
| MISRA.FUNC.RECUR | Recursive function | Rule 8.2.10 (req.) | Pre-2020.1 |
| MISRA.FUNC.SPEC.OVRLD | Viable function set for a function call contains an overloaded template and its explicit specialization | Rule 17.8.1 (req.) | Pre-2020.1 |
| MISRA.FUNC.UNUSEDPAR | Formal parameter of a non-virtual function is not used | Rule 0.2.2 (req.) | Pre-2020.1 |
| MISRA.FUNC.UNUSEDRET | Return value of a non-void function is not used | Rule 0.1.2 (req.) | Pre-2020.1 |
| MISRA.FUNC.VARARG | Function with variable number of arguments | Rule 21.10.1 (req.) | Pre-2020.1 |
| MISRA.FUNC_CAST | Functional notation cast different from explicit constructor call | Rule 8.2.2 (req.) | 2020.2 |
| MISRA.GOTO.AFTER.LABEL | Unconstrained use of goto | Rule 9.6.3 (req.) | Pre-2020.1 |
| MISRA.GOTO.NESTED | Goto to a label declared in a nested compound statement | Rule 9.6.2 (req.) | Pre-2020.1 |
| MISRA.IF.DEFINED | Incorrect 'defined' usage in #if directive | Rule 19.1.1 (req.) | Pre-2020.1 |
| MISRA.IF.NO_COMPOUND | The body of if/else statement is not a compound statement | Rule 9.3.1 (req.) | Pre-2020.1 |
| MISRA.IF.NO_ELSE | A chain of if/else-if statements is not terminated with else or is terminated with an empty else clause | Rule 9.4.1 (req.) | Pre-2020.1 |
| MISRA.IF.UNDEF | Undefined macros in #if directive | Rule 19.1.3 (req.) | Pre-2020.1 |
| MISRA.IF.WRAPAROUND | Wrap-around in #if directive | Rule 8.20.1 (adv.) | Pre-2020.1 |
| MISRA.INCGUARD | Include guard is not provided | Rule 19.2.1 (req.) | Pre-2020.1 |
| MISRA.INCL.BAD | Non-standard include directive | Rule 19.2.2 (req.) | 2020.4 |
| MISRA.INCL.INSIDE | Include directive preceded by a preprocessor output token | Rule 19.0.3 (adv.) | Pre-2020.1 |
| MISRA.INCL.SYMS | Non-standard characters in header file names | Rule 19.2.3 (req.) | Pre-2020.1 |
| MISRA.INCL.UNSAFE | Unsafe header inclusion | Rule 4.1.3 (req.) | 2022.2 |
| MISRA.LINKAGE.EXTERN | Object or function declaration with external linkage not in header file | Rule 6.5.1 (adv.) | Pre-2020.1 |
| MISRA.LITERAL.NULL.INT | NULL used as an integer value. | Rule 7.11.1 (req.) | 2020.1 |
| MISRA.LITERAL.NULL.PTR | Literal zero used as the null-pointer-constant. | Rule 7.11.1 (req.) | Pre-2020.1 |
| MISRA.LITERAL.UNSIGNED.SUFFIX | Unsigned integer literal without 'U' suffix | Rule 5.13.4 (req.) | Pre-2020.1 |
| MISRA.LOGIC.OPERATOR.NOT_BOOL | Operand of non-logical operator is effectively boolean | Rule 7.0.1 (req.) | 2021.2 |
| MISRA.LOGIC.POSTFIX | Operand in a logical 'and' or 'or' expression is not a postfix expression | Rule 8.0.1 (adv.) | Pre-2020.1 |
| MISRA.LOGIC.SIDEEFF | Right operand in a logical 'and' or 'or' expression contains side effects | Rule 8.14.1 (adv.) | 2025.3 |
| MISRA.NAMESPACE.UNMD | Unnamed namespace in header file | Rule 10.3.1 (adv.) | 2024.1 |
| MISRA.NS.GLOBAL | Function, variable or type declaration in global namespace | Rule 6.0.3 (adv.) | Pre-2020.1 |
| MISRA.NS.GLOBAL.USING | Using directive or declaration in global namespace | Rule 6.0.3 (adv.) | Pre-2020.1 |
| MISRA.NS.MAIN | Non-global function with name 'main' is defined | Rule 6.0.4 (req.) | Pre-2020.1 |
| MISRA.OBJ.TYPE.COMPAT | Type not compatible with type of other declaration | Rule 6.2.2 (req.) | Pre-2020.1 |
| MISRA.OBJ.TYPE.IDENT | Type not identical with type of other declaration | Rule 6.9.1 (req.) | Pre-2020.1 |
| MISRA.ONEDEFRULE.FUNC | Global function definition in a header file | Rule 6.2.4 (req.) | Pre-2020.1 |
| MISRA.ONEDEFRULE.VAR | Global variable definition in a header file | Rule 6.2.4 (req.) | 2023.4 |
| MISRA.PPARAM.NEEDS.CONST | Pointer parameter is not used to modify the addressed object but is not declared as a pointer to const | Rule 10.1.1 (adv.) | Pre-2020.1 |
| MISRA.PRAGMA.ASM | Incorrect assembler instruction | Rule 19.6.1 (adv.) | Pre-2020.1 |
| MISRA.PTR.ARITH | Pointer is used in arithmetic or array index expression | Rule 8.7.1 (req.) | 2020.2 |
| MISRA.PTR.ARITH.NOT_SAME.2008 | A pointer resulting from arithmetic on a pointer operand shall address an element of the same array as that pointer operand | Rule 8.7.1 (req.) | 2020.2 |
| MISRA.PTR.CMP.2008 | Pointer comparison using comparison operators shall only be applied if pointing to same array and within the range | Rule 8.9.1 (req.) | 2022.1 |
| MISRA.PTR.CMP.OBJECT.2008 | Pointer comparison using comparison operators shall only be applied if pointing to same object and within the range | Rule 8.9.1 (req.) | 2022.1 |
| MISRA.PTR.SUB | Pointer subtraction shall only be applied if pointing to same array | Rule 8.7.2 (req.) | 2022.4 |
| MISRA.PTR.SUB.OBJECT | Pointer subtraction shall only be applied if pointing to same object | Rule 8.7.2 (req.) | 2022.4 |
| MISRA.PTR.TO_PTR_TO_PTR | Pointer declaration has more than two levels of indirection | Rule 11.3.2 (adv.) | Pre-2020.1 |
| MISRA.RET.REF.NON_CONST | Member function returns non-const handle to member variable | Rule 10.1.1 (adv.) | Pre-2020.1 |
| MISRA.SHIFT.RANGE | Right operand of shift operation is out of range - greater or equal to max bit-length of left operand, or negative | Rule 7.0.4 (req.) | Pre-2020.1 |
| MISRA.SPEC.SAMEFILE | Template specialization and its primary template are declared in different files | Rule 4.1.3 (req.) | Pre-2020.1 |
| MISRA.STDLIB.ATOI | Use of 'atof', 'atoi' or 'atol' from library stdlib.h | Rule 21.2.1 (req.) | 2025.3 |
| MISRA.STDLIB.CSTRING | Function from 'cstring' library is used | Rule 21.2.2 (req.) | Pre-2020.1 |
| MISRA.STDLIB.CSTRING.MACRO | Macro from 'cstring' library is used | Rule 4.1.3 (req.) | Pre-2020.1 |
| MISRA.STDLIB.LONGJMP | Use of setjmp macro or longjmp function | Rule 21.10.2 (req.) | Pre-2020.1 |
| MISRA.STDLIB.MEMORY | Use of dynamic heap memory allocation | Rule 21.6.1 (adv.) Rule 21.6.2 (req.) | Pre-2020.1 |
| MISRA.STDLIB.SIGNAL | Use of the signal handling facilities of signal.h | Rule 21.10.3 (req.) | Pre-2020.1 |
| MISRA.STDLIB.STDIO | Use of input/output library stdio.h in production code | Rule 30.0.1 (req.) | Pre-2020.1 |
| MISRA.STDLIB.SYSTEM.2012_AMD2 | Use of 'system' from library stdlib.h | Rule 21.2.3 (req.) | Pre-2020.1 |
| MISRA.STMT.NO_COMPOUND | The body of switch, while, do/while or for statement is not a compound statement | Rule 9.3.1 (req.) | Pre-2020.1 |
| MISRA.STRINGS.CONCAT | Narrow and wide string literals concatenated | Rule 5.13.7 (req.) | Pre-2020.1 |
| MISRA.SWITCH.BOOL | Condition of switch statement is boolean expression | Rule 9.4.2 (req.) | Pre-2020.1 |
| MISRA.SWITCH.LABEL | A switch label belongs to nested compound statement inside switch body | Rule 9.4.2 (req.) | Pre-2020.1 |
| MISRA.SWITCH.NOT_WELL_FORMED | Switch statement is not well-formed | Rule 9.4.2 (req.) | Pre-2020.1 |
| MISRA.SWITCH.NO_CASE | No case-clause in a switch statement | Rule 9.4.2 (req.) | Pre-2020.1 |
| MISRA.TEMPLMEM.NOQUAL | In an instantiated template a member declared in a dependant base is used without a qualificator or 'this' | Rule 6.4.3 (req.) | Pre-2020.1 |
| MISRA.TERMINATE | terminate() function is called explicitly | Rule 18.5.2 (adv.) | Pre-2020.1 |
| MISRA.THROW.EMPTY | Empty throw expression does not belong to a catch block | Rule 18.1.2 (req.) | Pre-2020.1 |
| MISRA.THROW.PTR | Exception object is a pointer | Rule 18.1.1 (req.) | Pre-2020.1 |
| MISRA.TOKEN.BADCOM | Inappropriate character sequence in a comment | Rule 5.7.1 (req.) | Pre-2020.1 |
| MISRA.TOKEN.COMMENTED.CODE | Comment appears to contain commented out source code | Dir. 5.7.2 | 2024.3 |
| MISRA.TOKEN.OCTAL.ESCAPE | Usage of octal escape sequences | Rule 4.1.2 (adv.) | Pre-2020.1 |
| MISRA.TOKEN.OCTAL.INT | Usage of octal integer constants | Rule 4.1.2 (adv.) Rule 5.13.3 (req.) | 2020.4 |
| MISRA.TOKEN.WRONGESC.CPP.2008 | Incorrect escape sequence in a literal | Rule 4.1.3 (req.) | 2024.2 |
| MISRA.UMINUS.UNSIGNED | Operand of unary minus is unsigned | Rule 8.3.1 (adv.) | 2021.2 |
| MISRA.UNION | Union is used | Rule 12.3.1 (req.) | Pre-2020.1 |
| MISRA.UN_OP.OVERLOAD | Unary & operator is overloaded | Rule 16.5.2 (req.) | Pre-2020.1 |
| MISRA.USE.UNKNOWNDIR | Unknown preprocessor directive is used | Rule 19.0.1 (req.) | Pre-2020.1 |
| MISRA.VAR.HIDDEN | Identifier declared in an inner scope hides identifier in outer scope | Rule 6.4.1 (req.) | 2020.2 |
| NUM.OVERFLOW.DF | Possible numeric overflow or wraparound | Rule 8.20.1 (adv.) | 2024.2 |
| PORTING.CMPSPEC.TYPE.BOOL | Assignment to a 'bool' type is larger than 1 byte | Rule 7.0.2 (req.) | Pre-2020.1 |
| PORTING.PRAGMA.ALIGN | #pragma align usage | Rule 19.6.1 (adv.) | Pre-2020.1 |
| PORTING.PRAGMA.PACK | #pragma pack usage | Rule 19.6.1 (adv.) | Pre-2020.1 |
| RETVOID.GEN | Non-void function returns void value | Rule 9.6.5 (req.) | Pre-2020.1 |
| UFM.DEREF.MUST | Use of Freed Memory by Pointer | Rule 6.8.1 (req.) | Pre-2020.1 |
| UFM.FFM.MIGHT | Use of free memory (double free) - possible | Rule 6.8.1 (req.) | Pre-2020.1 |
| UFM.FFM.MUST | Freeing Freed Memory | Rule 6.8.1 (req.) | Pre-2020.1 |
| UFM.RETURN.MIGHT | Use of freed memory (return) - possible | Rule 6.8.1 (req.) | Pre-2020.1 |
| UFM.RETURN.MUST | Use of Freed Memory on Return | Rule 6.8.1 (req.) | Pre-2020.1 |
| UFM.USE.MIGHT | Use of free memory - possible | Rule 6.8.1 (req.) | Pre-2020.1 |
| UFM.USE.MUST | Use of Freed Memory | Rule 6.8.1 (req.) | Pre-2020.1 |
| UNINIT.CTOR.MIGHT | Uninitialized Variable in Constructor - possible | Rule 11.6.2 (mand.) | Pre-2020.1 |
| UNINIT.CTOR.MUST | Uninitialized Variable in Constructor | Rule 11.6.2 (mand.) | 2020.1 |
| UNINIT.HEAP.MIGHT | Uninitialized Heap Use - possible | Rule 11.6.2 (mand.) | Pre-2020.1 |
| UNINIT.HEAP.MUST | Uninitialized Heap Use | Rule 11.6.2 (mand.) | Pre-2020.1 |
| UNINIT.STACK.ARRAY.MIGHT | Uninitialized Array - possible | Rule 11.6.2 (mand.) | Pre-2020.1 |
| UNINIT.STACK.ARRAY.MUST | Uninitialized Array | Rule 11.6.2 (mand.) | Pre-2020.1 |
| UNINIT.STACK.ARRAY.PARTIAL.MUST | Partially Uninitialized Array | Rule 11.6.2 (mand.) | Pre-2020.1 |
| UNINIT.STACK.MIGHT | Uninitialized Variable - possible | Rule 11.6.2 (mand.) | Pre-2020.1 |
| UNINIT.STACK.MUST | Uninitialized Variable | Rule 11.6.2 (mand.) | Pre-2020.1 |
| UNREACH.ENUM | Code is unreachable due to the possible value(s) of an enum | Rule 0.0.1 (req.) | 2021.3 |
| UNREACH.GEN | Unreachable code | Rule 0.0.1 (req.) | Pre-2020.1 |
| UNREACH.RETURN | Unreachable Void Return | Rule 0.0.1 (req.) | Pre-2020.1 |
| UNREACH.SIZEOF | Architecture-related unreachable code | Rule 0.0.1 (req.) | Pre-2020.1 |
| UNUSED.FUNC.GEN | Function defined but not used | Rule 0.2.4 (adv.) | 2023.4 |
| VA_UNUSED.GEN | Value is Never Used after Assignment | Rule 0.1.1 (adv.) | Pre-2020.1 |
| VA_UNUSED.INIT | Value is Never Used after Initialization | Rule 0.1.1 (adv.) | Pre-2020.1 |
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