MISRA C:2012 rules mapped to Klocwork certified checkers
MISRA C:2012 C90
| Rule | Category | Decidable? | Checker name and description |
|---|---|---|---|
| Dir. 1.1 | Required | No | |
| Dir. 2.1 | Required | No | |
| Dir. 3.1 | Required | No | |
| Dir. 4.1 | Required | No |
ABV.ANY_SIZE_ARRAY Buffer Overflow - Array Index Out of Bounds ABV.GENERAL Buffer Overflow - Array Index Out of Bounds ABV.GENERAL.MULTIDIMENSION Buffer Overflow - Array Index Out of Bounds ABV.ITERATOR Buffer Overflow - Array Index may be out of Bounds ABV.MEMBER Buffer Overflow - Array Index Out of Bounds ABV.STACK Buffer Overflow - Local Array Index Out of Bounds ABV.UNICODE.BOUND_MAP Buffer overflow in mapping character function ABV.UNICODE.FAILED_MAP Mapping function failed ABV.UNICODE.NNTS_MAP Buffer overflow in mapping character function ABV.UNICODE.SELF_MAP Mapping function failed ABV.UNKNOWN_SIZE Buffer Overflow - Array Index Out of Bounds DBZ.CONST Division by a zero constant occurs DBZ.CONST.CALL The value '0' is passed to function that can use this value as divisor DBZ.GENERAL Division by zero might occur DBZ.ITERATOR Division by zero might occur in a loop iterator DBZ.ITERATOR.CALL Division by zero might occur in a function call NUM.OVERFLOW.DF Possible numeric overflow or wraparound UNINIT.CTOR.MIGHT Uninitialized Variable in Constructor - possible UNINIT.CTOR.MUST Uninitialized Variable in Constructor UNINIT.HEAP.MIGHT Uninitialized Heap Use - possible UNINIT.HEAP.MUST Uninitialized Heap Use UNINIT.STACK.ARRAY.MIGHT Uninitialized Array - possible UNINIT.STACK.ARRAY.MUST Uninitialized Array UNINIT.STACK.ARRAY.PARTIAL.MUST Partially Uninitialized Array UNINIT.STACK.MIGHT Uninitialized Variable - possible UNINIT.STACK.MUST Uninitialized Variable |
| Dir. 4.2 | Advisory | No |
MISRA.ASM.ENCAPS Assembly language is not isolated. |
| Dir. 4.3 | Required | No |
MISRA.ASM.ENCAPS Assembly language is not isolated. |
| Dir. 4.4 | Advisory | No | |
| Dir. 4.5 | Advisory | No | |
| Dir. 4.6 | Advisory | No |
MISRA.BUILTIN_NUMERIC Builtin numeric type is used |
| Dir. 4.7 | Required | No |
SV.RVT.RETVAL_NOTTESTED Ignored Return Value |
| Dir. 4.8 | Advisory | No | |
| Dir. 4.9 | Advisory | No |
MISRA.DEFINE.FUNC Function-like macro definition |
| Dir. 4.10 | Required | No |
MISRA.INCGUARD Include guard is not provided |
| Dir. 4.11 | Required | No | |
| Dir. 4.12 | Required | No | |
| Dir. 4.13 | Advisory | No | |
| 1.1 | Required | Yes | |
| 1.2 | Advisory | No |
MISRA.LANG.EXTENSIONS Language extensions should not be used |
| 1.3 | Required | No | |
| 2.1 | Required | No |
UNREACH.ENUM Code is unreachable due to the possible value(s) of an enum UNREACH.GEN Unreachable code UNREACH.RETURN Unreachable Void Return |
| 2.2 | Required | No |
EFFECT Statement has no effect LV_UNUSED.GEN Local variable unused VA_UNUSED.GEN Value is Never Used after Assignment VA_UNUSED.INIT Value is Never Used after Initialization |
| 2.3 | Advisory | Yes | |
| 2.4 | Advisory | Yes | |
| 2.5 | Advisory | Yes | |
| 2.6 | Advisory | Yes |
LA_UNUSED Label unused |
| 2.7 | Advisory | Yes |
MISRA.FUNC.UNUSEDPAR.2012 Unused parameters in functions |
| 3.1 | Required | Yes |
MISRA.TOKEN.BADCOM Inappropriate character sequence in a comment |
| 4.1 | Required | Yes |
MISRA.TOKEN.UNTERMINATED.ESCAPE.2012 Unterminated escape sequence in a string literal |
| 4.2 | Advisory | Yes |
MISRA.CHAR.TRIGRAPH Trigraph usage |
| 5.1 | Required | Yes | |
| 5.2 | Required | Yes |
MISRA.IDENT.DISTINCT.C90.2012 Identifiers declared in the same scope or name space are not distinct |
| 5.3 | Required | Yes |
MISRA.VAR.HIDDEN Identifier declared in an inner scope hides identifier in outer scope |
| 5.4 | Required | Yes |
MISRA.DEFINE.NOT_DISTINCT.C90.2012 Identifier name is too long |
| 5.5 | Required | Yes | |
| 5.6 | Required | Yes |
MISRA.TYPEDEF.NOT_UNIQUE.2012 Typedef name is used for another entity |
| 5.7 | Required | Yes |
MISRA.CT.UNIQUE.ID.2012 Identifier clashes with tag name |
| 5.8 | Required | Yes |
MISRA.IDENT.NONUNIQUE.EXTERNAL.2012 Identifiers that define objects or functions with external linkage shall be unique. |
| 5.9 | Advisory | Yes |
MISRA.IDENT.NONUNIQUE.INTERNAL.2012 Identifiers that define objects or functions with internal linkage should be unique. |
| 6.1 | Required | Yes |
MISRA.BITFIELD.TYPE Type of bit-field is not signed/unsigned integer |
| 6.2 | Required | Yes |
MISRA.BITFIELD.SIGNED Length of a named signed bit-field is less than 2 |
| 7.1 | Required | Yes |
MISRA.TOKEN.OCTAL.INT Usage of octal integer constants |
| 7.2 | Required | Yes |
MISRA.LITERAL.UNSIGNED.SUFFIX Unsigned integer literal without 'U' suffix |
| 7.3 | Required | Yes |
MISRA.TOKEN.L.SUFFIX.FLOAT Usage of lowercase character "l" suffix in floating constant MISRA.TOKEN.L.SUFFIX.INT Usage of lowercase character "l" suffix in integer constant |
| 7.4 | Required | Yes |
MISRA.STRING_LITERAL.NON_CONST.2012 A string literal shall not be assigned to an object unless the object's type is pointer to const-qualified char |
| 8.1 | Required | Yes |
MISRA.DECL.NO_TYPE Declaration without a type |
| 8.2 | Required | Yes |
MISRA.FUNC.NO_PARAMS Function without parameters is missing void parameter type MISRA.FUNC.PROT_FORM.KR.2012 Function types shall be in prototype form MISRA.FUNC.UNMATCHED.PARAMS Number of formal and actual parameters passed to function do not match MISRA.FUNC.UNNAMED.PARAMS Function declaration has unnamed parameters |
| 8.3 | Required | Yes | |
| 8.4 | Required | Yes |
MISRA.FUNC.NOPROT.DEF.2012 Function has a definition but no prototype |
| 8.5 | Required | Yes | |
| 8.6 | Required | Yes | |
| 8.7 | Advisory | Yes | |
| 8.8 | Required | Yes |
MISRA.FUNC.STATIC.REDECL Function or object redeclaration does not include 'static' modifier |
| 8.9 | Advisory | Yes | |
| 8.11 | Advisory | Yes |
MISRA.DECL.ARRAY_SIZE Declaration of array with unknown size |
| 8.12 | Required | Yes |
MISRA.ENUM.IMPLICIT.VAL.NON_UNIQUE.2012 Implicit enumerator value is not unique |
| 8.13 | Advisory | No |
MISRA.PPARAM.NEEDS.CONST Pointer parameter is not used to modify the addressed object but is not declared as a pointer to const |
| 9.1 | Mandatory | No |
UNINIT.HEAP.MIGHT Uninitialized Heap Use - possible UNINIT.HEAP.MUST Uninitialized Heap Use UNINIT.STACK.ARRAY.MIGHT Uninitialized Array - possible UNINIT.STACK.ARRAY.MUST Uninitialized Array UNINIT.STACK.ARRAY.PARTIAL.MUST Partially Uninitialized Array UNINIT.STACK.MIGHT Uninitialized Variable - possible UNINIT.STACK.MUST Uninitialized Variable |
| 9.2 | Required | Yes |
MISRA.INIT.BRACES.2012 The initializer for an aggregate or union is not enclosed in braces |
| 9.3 | Required | Yes |
MISRA.INIT.PARTIAL.2012 Array is partially initialized |
| 10.1 | Required | Yes |
MISRA.ETYPE.INAPPR.OPERAND.BINOP.2012 Operand(s) to a binary operator have inappropriate essential type MISRA.ETYPE.INAPPR.OPERAND.INDEXPR.2012 Index expression has inappropriate essential type MISRA.ETYPE.INAPPR.OPERAND.TERNOP.2012 First operand to a ternary operator has inappropriate essential type MISRA.ETYPE.INAPPR.OPERAND.UNOP.2012 Operand to a unary operator has inappropriate essential type |
| 10.2 | Required | Yes |
MISRA.ETYPE.INAPPR.CHAR.2012 Inappropriate usage of Essentially Character type in an addition or subtraction operation |
| 10.3 | Required | Yes |
MISRA.ETYPE.ASSIGN.2012 Assignment to an object of a narrower essential type or a different essential type category |
| 10.4 | Required | Yes |
MISRA.ETYPE.CATEGORY.DIFFERENT.2012 The operands of an operator in which the usual arithmetic conversions are performed do not have the same essential type category |
| 10.5 | Advisory | Yes |
MISRA.ETYPE.INAPPR.CAST.2012 The value of an expression is cast to an inappropriate essential type |
| 10.6 | Required | Yes |
MISRA.ETYPE.COMP.ASSIGN.2012 The value of a composite expression is assigned to an object with a wider essential type |
| 10.7 | Required | Yes |
MISRA.ETYPE.COMP.CAST.IMPL.WIDER.2012 A composite expression used as an operand of an operator in which the usual arithmetic conversions are performed has its other operand having a wider essential type |
| 10.8 | Required | Yes |
MISRA.ETYPE.COMP.CAST.EXPL.DIFFERENT.2012 The value of a composite expression is cast to a different essential type category MISRA.ETYPE.COMP.CAST.EXPL.WIDER.2012 The value of a composite expression is cast to a wider essential type |
| 11.1 | Required | Yes |
MISRA.CAST.FUNC_PTR.2012 Conversion performed between a pointer to a function and another incompatible type |
| 11.2 | Required | Yes |
MISRA.CAST.INCOMPLETE_PTR_TO_ANY.2012 Conversion performed between a pointer to an incomplete type and a different type |
| 11.3 | Required | Yes |
MISRA.CAST.OBJ_PTR_TO_OBJ_PTR.2012 Cast between a pointer to object type and a pointer to a different object type |
| 11.4 | Advisory | Yes |
MISRA.CAST.OBJ_PTR_TO_INT.2012 Conversion performed between a pointer to an object and an integer type |
| 11.5 | Advisory | Yes |
MISRA.CAST.VOID_PTR_TO_OBJ_PTR.2012 Conversion performed from a pointer to void to a pointer to an object |
| 11.6 | Required | Yes |
MISRA.CAST.VOID_PTR_TO_INT.2012 Cast between a pointer to void and an arithmetic type |
| 11.7 | Required | Yes |
MISRA.CAST.OBJ_PTR_TO_NON_INT.2012 A cast between a pointer to object and a non-integer arithmetic type |
| 11.8 | Required | Yes |
MISRA.CAST.CONST Cast operation removes const or volatile modifier from a pointer or reference |
| 11.9 | Required | Yes |
MISRA.LITERAL.NULL.PTR.CONST.2012 The macro NULL is the only permitted form of integer null pointer constant |
| 12.1 | Advisory | Yes |
MISRA.EXPR.PARENS.2012 The precedence of operators within expressions should be made explicit. MISRA.EXPR.PARENS.SIZEOF.2012 The operand of the sizeof operator should be parenthesized. |
| 12.2 | Required | No |
MISRA.SHIFT.RANGE.2012 Right operand of shift operation is out of range - greater or equal to the essential type size of left operand, or is negative |
| 12.3 | Advisory | Yes |
MISRA.COMMA Comma operator is used |
| 12.4 | Advisory | Yes |
MISRA.COMP.WRAPAROUND Wrap-around in a condition |
| 13.2 | Required | No |
PORTING.VAR.EFFECTS Variable used twice in one expression where one usage is subject to side-effects |
| 13.3 | Advisory | Yes |
MISRA.INCR_DECR.SIDEEFF.2012 A full expression containing an increment (++) or decrement (--) operator should have no other potential side effects other than that caused by the increment or decrement operator |
| 13.4 | Advisory | Yes |
MISRA.ASSIGN.SUBEXPR.2012 The result of an assignment operator is used |
| 13.5 | Required | No |
MISRA.LOGIC.SIDEEFF Right operand in a logical 'and' or 'or' expression contains side effects |
| 13.6 | Mandatory | Yes |
MISRA.SIZEOF.SIDE_EFFECT Operand of sizeof has side effects |
| 14.1 | Required | No |
MISRA.FOR.COUNTER.FLT For loop counter has a floating point type |
| 14.2 | Required | No | |
| 14.3 | Required | No |
INVARIANT_CONDITION.GEN Invariant expression in a condition INVARIANT_CONDITION.UNREACH Invariant expression in a condition |
| 14.4 | Required | Yes |
MISRA.STMT.COND.NOT_BOOLEAN.2012 The controlling expression of an if statement or loop statement is not 'Essentially Boolean' type |
| 15.1 | Advisory | Yes |
MISRA.GOTO Goto statement is used |
| 15.2 | Required | Yes |
MISRA.GOTO.AFTER_LABEL.2012 Goto jumps to label declared before in same function. |
| 15.3 | Required | Yes |
MISRA.GOTO.NESTED.2012 Label referenced by goto is not in this or enclosing block. |
| 15.4 | Advisory | Yes |
MISRA.BREAK_OR_GOTO.MULTIPLE.2012 Iteration statement has more than one break or goto for loop termination. |
| 15.5 | Advisory | Yes |
MISRA.RETURN.NOT_LAST Return is not the last statement in a function |
| 15.6 | Required | Yes |
MISRA.IF.NO_COMPOUND The body of if/else statement is not a compound statement MISRA.STMT.NO_COMPOUND The body of switch, while, do/while or for statement is not a compound statement |
| 15.7 | Required | Yes |
MISRA.IF.NO_ELSE A chain of if/else-if statements is not terminated with else or is terminated with an empty else clause |
| 16.1 | Required | Yes |
MISRA.SWITCH.WELL_FORMED.2012 All switch statements shall be well-formed. |
| 16.2 | Required | Yes |
MISRA.SWITCH.WELL_FORMED.NESTED_LABEL.2012 A switch label shall only be used when the most closely-enclosing compound statement is the body of the switch statement. |
| 16.3 | Required | Yes |
MISRA.SWITCH.WELL_FORMED.BREAK.2012 An unconditional break statement shall terminate every switch-clause. |
| 16.4 | Required | Yes |
MISRA.SWITCH.WELL_FORMED.DEFAULT.2012 Every switch statement shall have a default label. |
| 16.5 | Required | Yes |
MISRA.SWITCH.WELL_FORMED.DEFAULT.FIRST_OR_LAST.2012 A default label shall appear as either the first or the last switch label of a switch statement. |
| 16.6 | Required | Yes |
MISRA.SWITCH.WELL_FORMED.TWO_CLAUSES.2012 Every switch statement shall have at least two switch-clauses. |
| 16.7 | Required | Yes |
MISRA.SWITCH.COND.BOOL.2012 A switch-expression shall not have essentially Boolean type. |
| 17.1 | Required | Yes |
MISRA.FUNC.VARARG Function with variable number of arguments |
| 17.2 | Required | No |
MISRA.FUNC.RECUR Recursive function |
| 17.3 | Mandatory | Yes |
MISRA.FUNC.NODECL.CALL.2012 Function was declared implicitly |
| 17.4 | Mandatory | Yes |
FUNCRET.GEN Non-void function does not return value FUNCRET.IMPLICIT Non-void function implicitly returning int does not return value |
| 17.5 | Advisory | No | |
| 17.7 | Required | Yes |
MISRA.FUNC.UNUSEDRET.2012 The return value of a non-void function shall be used. |
| 17.8 | Advisory | No |
MISRA.FUNC.MODIFIEDPAR.2012 A function parameter should not be modified |
| 18.1 | Required | No |
ABV.GENERAL Buffer Overflow - Array Index Out of Bounds ABV.GENERAL.MULTIDIMENSION Buffer Overflow - Array Index Out of Bounds ABV.STACK Buffer Overflow - Local Array Index Out of Bounds MISRA.PTR.ARITH.NOT_SAME.2012 A pointer resulting from arithmetic on a pointer operand shall address an element of the same array as that pointer operand |
| 18.2 | Required | No |
MISRA.PTR.SUB Pointer subtraction shall only be applied if pointing to same array MISRA.PTR.SUB.OBJECT Pointer subtraction shall only be applied if pointing to same object |
| 18.3 | Required | No |
MISRA.PTR.CMP.2008 Pointer comparison using comparison operators shall only be applied if pointing to same array and within the range MISRA.PTR.CMP.OBJECT.2008 Pointer comparison using comparison operators shall only be applied if pointing to same object and within the range |
| 18.4 | Advisory | Yes |
MISRA.PTR.ARITH.2012 Pointer is used in arithmetic expression |
| 18.5 | Advisory | Yes |
MISRA.PTR.TO_PTR_TO_PTR Pointer declaration has more than two levels of indirection |
| 18.6 | Required | No |
LOCRET.ARG Function returns address of local variable LOCRET.GLOB Function returns address of local variable LOCRET.RET Function returns address of local variable |
| 18.7 | Required | Yes |
MISRA.MEMB.FLEX_ARRAY.2012 Flexible array member shall not be declared |
| 19.1 | Mandatory | Yes |
MISRA.ASSIGN.OVERLAP Object is assigned to an overlapping object |
| 19.2 | Advisory | Yes |
MISRA.UNION Union is used |
| 20.1 | Advisory | Yes |
MISRA.INCL.INSIDE Include directive preceded by a preprocessor output token |
| 20.2 | Required | Yes |
MISRA.INCL.SYMS Non-standard characters in header file names |
| 20.3 | Required | Yes |
MISRA.INCL.BAD Non-standard include directive |
| 20.4 | Required | Yes |
MISRA.DEFINE.WRONGNAME.C90.2012 A macro shall not be defined with the same name as a keyword |
| 20.5 | Advisory | Yes |
MISRA.UNDEF Undef usage |
| 20.6 | Required | Yes |
MISRA.EXPANSION.DIRECTIVE Directive-like tokens within a macro argument |
| 20.7 | Required | Yes | |
| 20.8 | Required | Yes |
MISRA.ELIF.COND.NOT_BOOL.2012 #elif condition is not 0 or 1 MISRA.IF.COND.NOT_BOOL.2012 #if condition is not 0 or 1 |
| 20.9 | Required | Yes |
MISRA.ELIF.UNDEF Undefined macros in #elif directive MISRA.IF.UNDEF Undefined macros in #if directive |
| 20.10 | Advisory | Yes |
MISRA.DEFINE.SHARP # or ## operator in a macro definition |
| 20.11 | Required | Yes |
MISRA.DEFINE.SHARP.ORDER.2012 Unspecified order of evaluation of multiple '#' or '##' |
| 20.12 | Required | Yes |
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 |
| 20.13 | Required | Yes |
MISRA.USE.UNKNOWNDIR Unknown preprocessor directive is used |
| 20.14 | Required | Yes |
MISRA.ELIF.OTHERFILE #elif in an improper file MISRA.ELSE.OTHERFILE #else in an improper file MISRA.ENDIF.OTHERFILE #endif in an improper file |
| 21.1 | Required | Yes |
MISRA.DEFINE.WRONGNAME Usage of a name from the standard library for naming a macro MISRA.DEFINE.WRONGNAME.UNDERSCORE Usage of a reserved name for naming a macro MISRA.UNDEF.WRONGNAME Undefinition of a name from the standard library MISRA.UNDEF.WRONGNAME.UNDERSCORE Undefinition of a reserved name |
| 21.2 | Required | Yes |
MISRA.STDLIB.WRONGNAME Reused name of standard library macro, object or function MISRA.STDLIB.WRONGNAME.UNDERSCORE Usage of a reserved name for naming a language entity |
| 21.3 | Required | Yes |
MISRA.STDLIB.MEMORY Use of dynamic heap memory allocation |
| 21.4 | Required | Yes |
MISRA.STDLIB.LONGJMP Use of setjmp macro or longjmp function |
| 21.5 | Required | Yes |
MISRA.INCL.SIGNAL.2012 The standard header file signal.h shall not be used MISRA.STDLIB.SIGNAL Use of the signal handling facilities of signal.h |
| 21.6 | Required | Yes |
MISRA.INCL.STDIO.2012 The standard header files stdio.h shall not be used MISRA.STDLIB.STDIO Use of input/output library stdio.h in production code |
| 21.7 | Required | Yes |
MISRA.STDLIB.ATOI Use of 'atof', 'atoi' or 'atol' from library stdlib.h |
| 21.8 | Required | Yes |
MISRA.STDLIB.ABORT Use of 'abort', 'exit', 'getenv' or 'system' from library stdlib.h |
| 21.9 | Required | Yes |
MISRA.STDLIB.BSEARCH.2012 Use of 'bsearch' or 'qsort' from library stdlib.h |
| 21.10 | Required | Yes |
MISRA.INCL.TIME.2012 The standard header file time.h shall not be used MISRA.STDLIB.TIME Use of the time handling functions of library time.h |
| 22.1 | Required | No |
FREE.INCONSISTENT Inconsistent Freeing of Memory MLK.MIGHT Memory Leak - possible MLK.MUST Memory Leak MLK.RET.MIGHT Memory Leak - possible MLK.RET.MUST Memory Leak RH.LEAK Resource leak |
| 22.2 | Mandatory | No |
FMM.MIGHT Freeing Mismatched Memory - possible FMM.MUST Freeing Mismatched Memory FNH.MIGHT Freeing Non-Heap Memory - possible FNH.MUST Freeing Non-Heap Memory FUM.GEN.MIGHT Freeing Unallocated Memory - possible FUM.GEN.MUST Freeing Unallocated Memory |
| 22.3 | Required | No |
MISRA.RESOURCES.FILE.OPEN_READ_WRITE.2012 Multiple streams opened for same file |
| 22.4 | Mandatory | No |
MISRA.RESOURCES.FILE.READ_ONLY_WRITE.2012 There shall be no attempt to write to a stream which has been opened as read-only |
| 22.5 | Mandatory | No |
MISRA.FILE_PTR.DEREF.2012 A pointer to a FILE object shall not be dereferenced MISRA.FILE_PTR.DEREF.CAST.2012 Object is casted to a FILE pointer, and it shall not be dereferenced MISRA.FILE_PTR.DEREF.INDIRECT.2012 A pointer to a FILE object shall not be indirectly dereferenced by a system function MISRA.FILE_PTR.DEREF.RETURN.2012 A pointer to a FILE object (returned by function) shall not be dereferenced |
| 22.6 | Mandatory | No |
MISRA.RESOURCES.FILE.USE_AFTER_CLOSE.2012 The value of a pointer to a FILE shall not be used after the associated stream has been closed |
MISRA C:2012 C99
| Rule | Category | Decidable? | Checker name and description |
|---|---|---|---|
| Dir. 1.1 | Required | No | |
| Dir. 2.1 | Required | No | |
| Dir. 3.1 | Required | No | |
| Dir. 4.1 | Required | No |
ABV.ANY_SIZE_ARRAY Buffer Overflow - Array Index Out of Bounds ABV.GENERAL Buffer Overflow - Array Index Out of Bounds ABV.GENERAL.MULTIDIMENSION Buffer Overflow - Array Index Out of Bounds ABV.ITERATOR Buffer Overflow - Array Index may be out of Bounds ABV.MEMBER Buffer Overflow - Array Index Out of Bounds ABV.STACK Buffer Overflow - Local Array Index Out of Bounds ABV.UNICODE.BOUND_MAP Buffer overflow in mapping character function ABV.UNICODE.FAILED_MAP Mapping function failed ABV.UNICODE.NNTS_MAP Buffer overflow in mapping character function ABV.UNICODE.SELF_MAP Mapping function failed ABV.UNKNOWN_SIZE Buffer Overflow - Array Index Out of Bounds DBZ.CONST Division by a zero constant occurs DBZ.CONST.CALL The value '0' is passed to function that can use this value as divisor DBZ.GENERAL Division by zero might occur DBZ.ITERATOR Division by zero might occur in a loop iterator DBZ.ITERATOR.CALL Division by zero might occur in a function call NUM.OVERFLOW.DF Possible numeric overflow or wraparound UNINIT.CTOR.MIGHT Uninitialized Variable in Constructor - possible UNINIT.CTOR.MUST Uninitialized Variable in Constructor UNINIT.HEAP.MIGHT Uninitialized Heap Use - possible UNINIT.HEAP.MUST Uninitialized Heap Use UNINIT.STACK.ARRAY.MIGHT Uninitialized Array - possible UNINIT.STACK.ARRAY.MUST Uninitialized Array UNINIT.STACK.ARRAY.PARTIAL.MUST Partially Uninitialized Array UNINIT.STACK.MIGHT Uninitialized Variable - possible UNINIT.STACK.MUST Uninitialized Variable |
| Dir. 4.2 | Advisory | No |
MISRA.ASM.ENCAPS Assembly language is not isolated. |
| Dir. 4.3 | Required | No |
MISRA.ASM.ENCAPS Assembly language is not isolated. |
| Dir. 4.4 | Advisory | No | |
| Dir. 4.5 | Advisory | No | |
| Dir. 4.6 | Advisory | No |
MISRA.BUILTIN_NUMERIC Builtin numeric type is used |
| Dir. 4.7 | Required | No |
SV.RVT.RETVAL_NOTTESTED Ignored Return Value |
| Dir. 4.8 | Advisory | No | |
| Dir. 4.9 | Advisory | No |
MISRA.DEFINE.FUNC Function-like macro definition |
| Dir. 4.10 | Required | No |
MISRA.INCGUARD Include guard is not provided |
| Dir. 4.11 | Required | No | |
| Dir. 4.12 | Required | No | |
| Dir. 4.13 | Advisory | No | |
| 1.1 | Required | Yes | |
| 1.2 | Advisory | No |
MISRA.LANG.EXTENSIONS Language extensions should not be used |
| 1.3 | Required | No | |
| 2.1 | Required | No |
UNREACH.ENUM Code is unreachable due to the possible value(s) of an enum UNREACH.GEN Unreachable code UNREACH.RETURN Unreachable Void Return |
| 2.2 | Required | No |
EFFECT Statement has no effect LV_UNUSED.GEN Local variable unused VA_UNUSED.GEN Value is Never Used after Assignment VA_UNUSED.INIT Value is Never Used after Initialization |
| 2.3 | Advisory | Yes | |
| 2.4 | Advisory | Yes | |
| 2.5 | Advisory | Yes | |
| 2.6 | Advisory | Yes |
LA_UNUSED Label unused |
| 2.7 | Advisory | Yes |
MISRA.FUNC.UNUSEDPAR.2012 Unused parameters in functions |
| 3.1 | Required | Yes |
MISRA.TOKEN.BADCOM Inappropriate character sequence in a comment |
| 3.2 | Required | Yes |
MISRA.TOKEN.CPCOM.MULTILINE.2012 Line-splicing used in a // comment |
| 4.1 | Required | Yes |
MISRA.TOKEN.UNTERMINATED.ESCAPE.2012 Unterminated escape sequence in a string literal |
| 4.2 | Advisory | Yes |
MISRA.CHAR.TRIGRAPH Trigraph usage |
| 5.1 | Required | Yes | |
| 5.2 | Required | Yes |
MISRA.IDENT.DISTINCT.C99.2012 Identifiers declared in the same scope or name space are not distinct |
| 5.3 | Required | Yes |
MISRA.VAR.HIDDEN Identifier declared in an inner scope hides identifier in outer scope |
| 5.4 | Required | Yes |
MISRA.DEFINE.NOT_DISTINCT.C99.2012 Identifier name is too long |
| 5.5 | Required | Yes | |
| 5.6 | Required | Yes |
MISRA.TYPEDEF.NOT_UNIQUE.2012 Typedef name is used for another entity |
| 5.7 | Required | Yes |
MISRA.CT.UNIQUE.ID.2012 Identifier clashes with tag name |
| 5.8 | Required | Yes |
MISRA.IDENT.NONUNIQUE.EXTERNAL.2012 Identifiers that define objects or functions with external linkage shall be unique. |
| 5.9 | Advisory | Yes |
MISRA.IDENT.NONUNIQUE.INTERNAL.2012 Identifiers that define objects or functions with internal linkage should be unique. |
| 6.1 | Required | Yes |
MISRA.BITFIELD.TYPE.2012 Type of bit-field is neither bool, nor signed/unsigned integer |
| 6.2 | Required | Yes |
MISRA.BITFIELD.SIGNED Length of a named signed bit-field is less than 2 |
| 7.1 | Required | Yes |
MISRA.TOKEN.OCTAL.INT Usage of octal integer constants |
| 7.2 | Required | Yes |
MISRA.LITERAL.UNSIGNED.SUFFIX Unsigned integer literal without 'U' suffix |
| 7.3 | Required | Yes |
MISRA.TOKEN.L.SUFFIX.FLOAT Usage of lowercase character "l" suffix in floating constant MISRA.TOKEN.L.SUFFIX.INT Usage of lowercase character "l" suffix in integer constant |
| 7.4 | Required | Yes |
MISRA.STRING_LITERAL.NON_CONST.2012 A string literal shall not be assigned to an object unless the object's type is pointer to const-qualified char |
| 8.2 | Required | Yes |
MISRA.FUNC.NO_PARAMS Function without parameters is missing void parameter type MISRA.FUNC.PROT_FORM.KR.2012 Function types shall be in prototype form MISRA.FUNC.UNMATCHED.PARAMS Number of formal and actual parameters passed to function do not match MISRA.FUNC.UNNAMED.PARAMS Function declaration has unnamed parameters |
| 8.3 | Required | Yes | |
| 8.4 | Required | Yes |
MISRA.FUNC.NOPROT.DEF.2012 Function has a definition but no prototype |
| 8.5 | Required | Yes | |
| 8.6 | Required | Yes | |
| 8.7 | Advisory | Yes | |
| 8.8 | Required | Yes |
MISRA.FUNC.STATIC.REDECL Function or object redeclaration does not include 'static' modifier |
| 8.9 | Advisory | Yes | |
| 8.10 | Required | Yes |
MISRA.DECL.FUNC.INLINE.STATIC.2012 Declaration of inline function without static storage class |
| 8.11 | Advisory | Yes |
MISRA.DECL.ARRAY_SIZE Declaration of array with unknown size |
| 8.12 | Required | Yes |
MISRA.ENUM.IMPLICIT.VAL.NON_UNIQUE.2012 Implicit enumerator value is not unique |
| 8.13 | Advisory | No |
MISRA.PPARAM.NEEDS.CONST Pointer parameter is not used to modify the addressed object but is not declared as a pointer to const |
| 8.14 | Required | Yes |
MISRA.TYPE.RESTRICT.QUAL.2012 The restrict type qualifier shall not be used |
| 9.1 | Mandatory | No |
UNINIT.HEAP.MIGHT Uninitialized Heap Use - possible UNINIT.HEAP.MUST Uninitialized Heap Use UNINIT.STACK.ARRAY.MIGHT Uninitialized Array - possible UNINIT.STACK.ARRAY.MUST Uninitialized Array UNINIT.STACK.ARRAY.PARTIAL.MUST Partially Uninitialized Array UNINIT.STACK.MIGHT Uninitialized Variable - possible UNINIT.STACK.MUST Uninitialized Variable |
| 9.2 | Required | Yes |
MISRA.INIT.BRACES.2012 The initializer for an aggregate or union is not enclosed in braces |
| 9.3 | Required | Yes |
MISRA.INIT.PARTIAL.2012 Array is partially initialized |
| 9.4 | Required | Yes |
MISRA.INIT.MULTIPLE.2012 An element of an object is initialized more than once |
| 9.5 | Required | Yes |
MISRA.INIT.SIZE.IMPLICIT.2012 A designated initializer is used to initialize an array object when the size of the array is not specified explicitly |
| 10.1 | Required | Yes |
MISRA.ETYPE.INAPPR.OPERAND.BINOP.2012 Operand(s) to a binary operator have inappropriate essential type MISRA.ETYPE.INAPPR.OPERAND.INDEXPR.2012 Index expression has inappropriate essential type MISRA.ETYPE.INAPPR.OPERAND.TERNOP.2012 First operand to a ternary operator has inappropriate essential type MISRA.ETYPE.INAPPR.OPERAND.UNOP.2012 Operand to a unary operator has inappropriate essential type |
| 10.2 | Required | Yes |
MISRA.ETYPE.INAPPR.CHAR.2012 Inappropriate usage of Essentially Character type in an addition or subtraction operation |
| 10.3 | Required | Yes |
MISRA.ETYPE.ASSIGN.2012 Assignment to an object of a narrower essential type or a different essential type category |
| 10.4 | Required | Yes |
MISRA.ETYPE.CATEGORY.DIFFERENT.2012 The operands of an operator in which the usual arithmetic conversions are performed do not have the same essential type category |
| 10.5 | Advisory | Yes |
MISRA.ETYPE.INAPPR.CAST.2012 The value of an expression is cast to an inappropriate essential type |
| 10.6 | Required | Yes |
MISRA.ETYPE.COMP.ASSIGN.2012 The value of a composite expression is assigned to an object with a wider essential type |
| 10.7 | Required | Yes |
MISRA.ETYPE.COMP.CAST.IMPL.WIDER.2012 A composite expression used as an operand of an operator in which the usual arithmetic conversions are performed has its other operand having a wider essential type |
| 10.8 | Required | Yes |
MISRA.ETYPE.COMP.CAST.EXPL.DIFFERENT.2012 The value of a composite expression is cast to a different essential type category MISRA.ETYPE.COMP.CAST.EXPL.WIDER.2012 The value of a composite expression is cast to a wider essential type |
| 11.1 | Required | Yes |
MISRA.CAST.FUNC_PTR.2012 Conversion performed between a pointer to a function and another incompatible type |
| 11.2 | Required | Yes |
MISRA.CAST.INCOMPLETE_PTR_TO_ANY.2012 Conversion performed between a pointer to an incomplete type and a different type |
| 11.3 | Required | Yes |
MISRA.CAST.OBJ_PTR_TO_OBJ_PTR.2012 Cast between a pointer to object type and a pointer to a different object type |
| 11.4 | Advisory | Yes |
MISRA.CAST.OBJ_PTR_TO_INT.2012 Conversion performed between a pointer to an object and an integer type |
| 11.5 | Advisory | Yes |
MISRA.CAST.VOID_PTR_TO_OBJ_PTR.2012 Conversion performed from a pointer to void to a pointer to an object |
| 11.6 | Required | Yes |
MISRA.CAST.VOID_PTR_TO_INT.2012 Cast between a pointer to void and an arithmetic type |
| 11.7 | Required | Yes |
MISRA.CAST.OBJ_PTR_TO_NON_INT.2012 A cast between a pointer to object and a non-integer arithmetic type |
| 11.8 | Required | Yes |
MISRA.CAST.CONST Cast operation removes const or volatile modifier from a pointer or reference |
| 11.9 | Required | Yes |
MISRA.LITERAL.NULL.PTR.CONST.2012 The macro NULL is the only permitted form of integer null pointer constant |
| 12.1 | Advisory | Yes |
MISRA.EXPR.PARENS.2012 The precedence of operators within expressions should be made explicit. MISRA.EXPR.PARENS.SIZEOF.2012 The operand of the sizeof operator should be parenthesized. |
| 12.2 | Required | No |
MISRA.SHIFT.RANGE.2012 Right operand of shift operation is out of range - greater or equal to the essential type size of left operand, or is negative |
| 12.3 | Advisory | Yes |
MISRA.COMMA Comma operator is used |
| 12.4 | Advisory | Yes |
MISRA.COMP.WRAPAROUND Wrap-around in a condition |
| 13.1 | Required | No | |
| 13.2 | Required | No |
PORTING.VAR.EFFECTS Variable used twice in one expression where one usage is subject to side-effects |
| 13.3 | Advisory | Yes |
MISRA.INCR_DECR.SIDEEFF.2012 A full expression containing an increment (++) or decrement (--) operator should have no other potential side effects other than that caused by the increment or decrement operator |
| 13.4 | Advisory | Yes |
MISRA.ASSIGN.SUBEXPR.2012 The result of an assignment operator is used |
| 13.5 | Required | No |
MISRA.LOGIC.SIDEEFF Right operand in a logical 'and' or 'or' expression contains side effects |
| 13.6 | Mandatory | Yes |
MISRA.SIZEOF.SIDE_EFFECT Operand of sizeof has side effects |
| 14.1 | Required | No |
MISRA.FOR.COUNTER.FLT For loop counter has a floating point type |
| 14.2 | Required | No | |
| 14.3 | Required | No |
INVARIANT_CONDITION.GEN Invariant expression in a condition INVARIANT_CONDITION.UNREACH Invariant expression in a condition |
| 14.4 | Required | Yes |
MISRA.STMT.COND.NOT_BOOLEAN.2012 The controlling expression of an if statement or loop statement is not 'Essentially Boolean' type |
| 15.1 | Advisory | Yes |
MISRA.GOTO Goto statement is used |
| 15.2 | Required | Yes |
MISRA.GOTO.AFTER_LABEL.2012 Goto jumps to label declared before in same function. |
| 15.3 | Required | Yes |
MISRA.GOTO.NESTED.2012 Label referenced by goto is not in this or enclosing block. |
| 15.4 | Advisory | Yes |
MISRA.BREAK_OR_GOTO.MULTIPLE.2012 Iteration statement has more than one break or goto for loop termination. |
| 15.5 | Advisory | Yes |
MISRA.RETURN.NOT_LAST Return is not the last statement in a function |
| 15.6 | Required | Yes |
MISRA.IF.NO_COMPOUND The body of if/else statement is not a compound statement MISRA.STMT.NO_COMPOUND The body of switch, while, do/while or for statement is not a compound statement |
| 15.7 | Required | Yes |
MISRA.IF.NO_ELSE A chain of if/else-if statements is not terminated with else or is terminated with an empty else clause |
| 16.1 | Required | Yes |
MISRA.SWITCH.WELL_FORMED.2012 All switch statements shall be well-formed. |
| 16.2 | Required | Yes |
MISRA.SWITCH.WELL_FORMED.NESTED_LABEL.2012 A switch label shall only be used when the most closely-enclosing compound statement is the body of the switch statement. |
| 16.3 | Required | Yes |
MISRA.SWITCH.WELL_FORMED.BREAK.2012 An unconditional break statement shall terminate every switch-clause. |
| 16.4 | Required | Yes |
MISRA.SWITCH.WELL_FORMED.DEFAULT.2012 Every switch statement shall have a default label. |
| 16.5 | Required | Yes |
MISRA.SWITCH.WELL_FORMED.DEFAULT.FIRST_OR_LAST.2012 A default label shall appear as either the first or the last switch label of a switch statement. |
| 16.6 | Required | Yes |
MISRA.SWITCH.WELL_FORMED.TWO_CLAUSES.2012 Every switch statement shall have at least two switch-clauses. |
| 16.7 | Required | Yes |
MISRA.SWITCH.COND.BOOL.2012 A switch-expression shall not have essentially Boolean type. |
| 17.1 | Required | Yes |
MISRA.FUNC.VARARG Function with variable number of arguments |
| 17.2 | Required | No |
MISRA.FUNC.RECUR Recursive function |
| 17.4 | Mandatory | Yes |
FUNCRET.GEN Non-void function does not return value FUNCRET.IMPLICIT Non-void function implicitly returning int does not return value |
| 17.5 | Advisory | No | |
| 17.6 | Mandatory | Yes |
MISRA.FUNC.ARRAY.PARAM.STATIC.2012 The declaration of an array parameter shall not contain the static keyword between the [] |
| 17.7 | Required | Yes |
MISRA.FUNC.UNUSEDRET.2012 The return value of a non-void function shall be used. |
| 17.8 | Advisory | No |
MISRA.FUNC.MODIFIEDPAR.2012 A function parameter should not be modified |
| 18.1 | Required | No |
ABV.GENERAL Buffer Overflow - Array Index Out of Bounds ABV.GENERAL.MULTIDIMENSION Buffer Overflow - Array Index Out of Bounds ABV.STACK Buffer Overflow - Local Array Index Out of Bounds MISRA.PTR.ARITH.NOT_SAME.2012 A pointer resulting from arithmetic on a pointer operand shall address an element of the same array as that pointer operand |
| 18.2 | Required | No |
MISRA.PTR.SUB Pointer subtraction shall only be applied if pointing to same array MISRA.PTR.SUB.OBJECT Pointer subtraction shall only be applied if pointing to same object |
| 18.3 | Required | No |
MISRA.PTR.CMP.2008 Pointer comparison using comparison operators shall only be applied if pointing to same array and within the range MISRA.PTR.CMP.OBJECT.2008 Pointer comparison using comparison operators shall only be applied if pointing to same object and within the range |
| 18.4 | Advisory | Yes |
MISRA.PTR.ARITH.2012 Pointer is used in arithmetic expression |
| 18.5 | Advisory | Yes |
MISRA.PTR.TO_PTR_TO_PTR Pointer declaration has more than two levels of indirection |
| 18.6 | Required | No |
LOCRET.ARG Function returns address of local variable LOCRET.GLOB Function returns address of local variable LOCRET.RET Function returns address of local variable |
| 18.7 | Required | Yes |
MISRA.MEMB.FLEX_ARRAY.2012 Flexible array member shall not be declared |
| 18.8 | Required | Yes |
MISRA.ARRAY.VAR_LENGTH.2012 Variable-length array types shall not be used |
| 19.1 | Mandatory | Yes |
MISRA.ASSIGN.OVERLAP Object is assigned to an overlapping object |
| 19.2 | Advisory | Yes |
MISRA.UNION Union is used |
| 20.1 | Advisory | Yes |
MISRA.INCL.INSIDE Include directive preceded by a preprocessor output token |
| 20.2 | Required | Yes |
MISRA.INCL.SYMS Non-standard characters in header file names |
| 20.3 | Required | Yes |
MISRA.INCL.BAD Non-standard include directive |
| 20.4 | Required | Yes |
MISRA.DEFINE.WRONGNAME.C99.2012 A macro shall not be defined with the same name as a keyword |
| 20.5 | Advisory | Yes |
MISRA.UNDEF Undef usage |
| 20.6 | Required | Yes |
MISRA.EXPANSION.DIRECTIVE Directive-like tokens within a macro argument |
| 20.7 | Required | Yes | |
| 20.8 | Required | Yes |
MISRA.ELIF.COND.NOT_BOOL.2012 #elif condition is not 0 or 1 MISRA.IF.COND.NOT_BOOL.2012 #if condition is not 0 or 1 |
| 20.9 | Required | Yes |
MISRA.ELIF.UNDEF Undefined macros in #elif directive MISRA.IF.UNDEF Undefined macros in #if directive |
| 20.10 | Advisory | Yes |
MISRA.DEFINE.SHARP # or ## operator in a macro definition |
| 20.11 | Required | Yes |
MISRA.DEFINE.SHARP.ORDER.2012 Unspecified order of evaluation of multiple '#' or '##' |
| 20.12 | Required | Yes |
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 |
| 20.13 | Required | Yes |
MISRA.USE.UNKNOWNDIR Unknown preprocessor directive is used |
| 20.14 | Required | Yes |
MISRA.ELIF.OTHERFILE #elif in an improper file MISRA.ELSE.OTHERFILE #else in an improper file MISRA.ENDIF.OTHERFILE #endif in an improper file |
| 21.1 | Required | Yes |
MISRA.DEFINE.WRONGNAME Usage of a name from the standard library for naming a macro MISRA.DEFINE.WRONGNAME.UNDERSCORE Usage of a reserved name for naming a macro MISRA.UNDEF.WRONGNAME Undefinition of a name from the standard library MISRA.UNDEF.WRONGNAME.UNDERSCORE Undefinition of a reserved name |
| 21.2 | Required | Yes |
MISRA.STDLIB.WRONGNAME Reused name of standard library macro, object or function MISRA.STDLIB.WRONGNAME.UNDERSCORE Usage of a reserved name for naming a language entity |
| 21.3 | Required | Yes |
MISRA.STDLIB.MEMORY Use of dynamic heap memory allocation |
| 21.4 | Required | Yes |
MISRA.STDLIB.LONGJMP Use of setjmp macro or longjmp function |
| 21.5 | Required | Yes |
MISRA.INCL.SIGNAL.2012 The standard header file signal.h shall not be used MISRA.STDLIB.SIGNAL Use of the signal handling facilities of signal.h |
| 21.6 | Required | Yes |
MISRA.DEFINE.STDIO.WCHAR.2012 Inappropriate macro expansion MISRA.INCL.STDIO.2012 The standard header files stdio.h shall not be used MISRA.STDLIB.STDIO Use of input/output library stdio.h in production code MISRA.STDLIB.STDIO.WCHAR.2012 Wide-character equivalent identifiers from stdio.h shall not be used |
| 21.7 | Required | Yes |
MISRA.STDLIB.ATOI Use of 'atof', 'atoi' or 'atol' from library stdlib.h |
| 21.8 | Required | Yes |
MISRA.STDLIB.ABORT Use of 'abort', 'exit', 'getenv' or 'system' from library stdlib.h |
| 21.9 | Required | Yes |
MISRA.STDLIB.BSEARCH.2012 Use of 'bsearch' or 'qsort' from library stdlib.h |
| 21.10 | Required | Yes |
MISRA.DEFINE.WCSFTIME.2012 No macro with 'wcsftime' name shall be expanded MISRA.INCL.TIME.2012 The standard header file time.h shall not be used MISRA.STDLIB.TIME Use of the time handling functions of library time.h MISRA.STDLIB.WCSFTIME.2012 The identifier 'wcsftime' shall not be used |
| 21.11 | Required | Yes |
MISRA.INCL.TGMATH.2012 The standard header file tgmath.h shall not be used |
| 21.12 | Advisory | Yes |
MISRA.STDLIB.FENV.2012 Floating-point exception feature from fenv.h is used MISRA.STDLIB.FENV.MACRO.2012 Floating-point exception feature from fenv.h is used |
| 22.1 | Required | No |
FREE.INCONSISTENT Inconsistent Freeing of Memory MLK.MIGHT Memory Leak - possible MLK.MUST Memory Leak MLK.RET.MIGHT Memory Leak - possible MLK.RET.MUST Memory Leak RH.LEAK Resource leak |
| 22.2 | Mandatory | No |
FMM.MIGHT Freeing Mismatched Memory - possible FMM.MUST Freeing Mismatched Memory FNH.MIGHT Freeing Non-Heap Memory - possible FNH.MUST Freeing Non-Heap Memory FUM.GEN.MIGHT Freeing Unallocated Memory - possible FUM.GEN.MUST Freeing Unallocated Memory |
| 22.3 | Required | No |
MISRA.RESOURCES.FILE.OPEN_READ_WRITE.2012 Multiple streams opened for same file |
| 22.4 | Mandatory | No |
MISRA.RESOURCES.FILE.READ_ONLY_WRITE.2012 There shall be no attempt to write to a stream which has been opened as read-only |
| 22.5 | Mandatory | No |
MISRA.FILE_PTR.DEREF.2012 A pointer to a FILE object shall not be dereferenced MISRA.FILE_PTR.DEREF.CAST.2012 Object is casted to a FILE pointer, and it shall not be dereferenced MISRA.FILE_PTR.DEREF.INDIRECT.2012 A pointer to a FILE object shall not be indirectly dereferenced by a system function MISRA.FILE_PTR.DEREF.RETURN.2012 A pointer to a FILE object (returned by function) shall not be dereferenced |
| 22.6 | Mandatory | No |
MISRA.RESOURCES.FILE.USE_AFTER_CLOSE.2012 The value of a pointer to a FILE shall not be used after the associated stream has been closed |
Support Summary
Total supported: 115 (C90), 122 (C99)
