MISRA C:2012 checker reference - certified

These checkers detect violations of the MISRA C:2012 standard.

Notes

MISRA C:2012 C90

Checker name Description Rule Version
ABV.ANY_SIZE_ARRAY Buffer Overflow - Array Index Out of Bounds Dir. 4.1 Pre-2020.1
ABV.GENERAL Buffer Overflow - Array Index Out of Bounds 18.1 Dir. 4.1 Pre-2020.1
ABV.GENERAL.MULTIDIMENSION Buffer Overflow - Array Index Out of Bounds 18.1 Dir. 4.1 2022.3
ABV.ITERATOR Buffer Overflow - Array Index may be out of Bounds Dir. 4.1 Pre-2020.1
ABV.MEMBER Buffer Overflow - Array Index Out of Bounds Dir. 4.1 Pre-2020.1
ABV.STACK Buffer Overflow - Local Array Index Out of Bounds 18.1 Dir. 4.1 Pre-2020.1
ABV.UNICODE.BOUND_MAP Buffer overflow in mapping character function Dir. 4.1 Pre-2020.1
ABV.UNICODE.FAILED_MAP Mapping function failed Dir. 4.1 Pre-2020.1
ABV.UNICODE.NNTS_MAP Buffer overflow in mapping character function Dir. 4.1 Pre-2020.1
ABV.UNICODE.SELF_MAP Mapping function failed Dir. 4.1 Pre-2020.1
ABV.UNKNOWN_SIZE Buffer Overflow - Array Index Out of Bounds Dir. 4.1 Pre-2020.1
DBZ.CONST Division by a zero constant occurs Dir. 4.1 2020.2
DBZ.CONST.CALL The value '0' is passed to function that can use this value as divisor Dir. 4.1 Pre-2020.1
DBZ.GENERAL Division by zero might occur Dir. 4.1 2023.1
DBZ.ITERATOR Division by zero might occur in a loop iterator Dir. 4.1 Pre-2020.1
DBZ.ITERATOR.CALL Division by zero might occur in a function call Dir. 4.1 Pre-2020.1
EFFECT Statement has no effect 2.2 Pre-2020.1
FMM.MIGHT Freeing Mismatched Memory - possible 22.2 Pre-2020.1
FMM.MUST Freeing Mismatched Memory 22.2 Pre-2020.1
FNH.MIGHT Freeing Non-Heap Memory - possible 22.2 Pre-2020.1
FNH.MUST Freeing Non-Heap Memory 22.2 Pre-2020.1
FREE.INCONSISTENT Inconsistent Freeing of Memory 22.1 Pre-2020.1
FUM.GEN.MIGHT Freeing Unallocated Memory - possible 22.2 Pre-2020.1
FUM.GEN.MUST Freeing Unallocated Memory 22.2 Pre-2020.1
FUNCRET.GEN Non-void function does not return value 17.4 Pre-2020.1
FUNCRET.IMPLICIT Non-void function implicitly returning int does not return value 17.4 Pre-2020.1
INVARIANT_CONDITION.GEN Invariant expression in a condition 14.3 2020.1
INVARIANT_CONDITION.UNREACH Invariant expression in a condition 14.3 Pre-2020.1
LA_UNUSED Label unused 2.6 Pre-2020.1
LOCRET.ARG Function returns address of local variable 18.6 Pre-2020.1
LOCRET.GLOB Function returns address of local variable 18.6 Pre-2020.1
LOCRET.RET Function returns address of local variable 18.6 Pre-2020.1
LV_UNUSED.GEN Local variable unused 2.2 2020.3
MISRA.ASM.ENCAPS Assembly language is not isolated. Dir. 4.2 Dir. 4.3 Pre-2020.1
MISRA.ASSIGN.OVERLAP Object is assigned to an overlapping object 19.1 2022.3
MISRA.ASSIGN.SUBEXPR.2012 The result of an assignment operator is used 13.4 Pre-2020.1
MISRA.BITFIELD.SIGNED Length of a named signed bit-field is less than 2 6.2 Pre-2020.1
MISRA.BITFIELD.TYPE Type of bit-field is not signed/unsigned integer 6.1 Pre-2020.1
MISRA.BREAK_OR_GOTO.MULTIPLE.2012 Iteration statement has more than one break or goto for loop termination. 15.4 Pre-2020.1
MISRA.BUILTIN_NUMERIC Builtin numeric type is used Dir. 4.6 Pre-2020.1
MISRA.CAST.CONST Cast operation removes const or volatile modifier from a pointer or reference 11.8 Pre-2020.1
MISRA.CAST.FUNC_PTR.2012 Conversion performed between a pointer to a function and another incompatible type 11.1 Pre-2020.1
MISRA.CAST.INCOMPLETE_PTR_TO_ANY.2012 Conversion performed between a pointer to an incomplete type and a different type 11.2 Pre-2020.1
MISRA.CAST.OBJ_PTR_TO_INT.2012 Conversion performed between a pointer to an object and an integer type 11.4 Pre-2020.1
MISRA.CAST.OBJ_PTR_TO_NON_INT.2012 A cast between a pointer to object and a non-integer arithmetic type 11.7 Pre-2020.1
MISRA.CAST.OBJ_PTR_TO_OBJ_PTR.2012 Cast between a pointer to object type and a pointer to a different object type 11.3 Pre-2020.1
MISRA.CAST.VOID_PTR_TO_INT.2012 Cast between a pointer to void and an arithmetic type 11.6 2021.2
MISRA.CAST.VOID_PTR_TO_OBJ_PTR.2012 Conversion performed from a pointer to void to a pointer to an object 11.5 Pre-2020.1
MISRA.CHAR.TRIGRAPH Trigraph usage 4.2 Pre-2020.1
MISRA.COMMA Comma operator is used 12.3 Pre-2020.1
MISRA.COMP.WRAPAROUND Wrap-around in a condition 12.4 2020.3
MISRA.CT.UNIQUE.ID.2012 Identifier clashes with tag name 5.7 2021.2
MISRA.DECL.ARRAY_SIZE Declaration of array with unknown size 8.11 Pre-2020.1
MISRA.DECL.NO_TYPE Declaration without a type 8.1 Pre-2020.1
MISRA.DEFINE.FUNC Function-like macro definition Dir. 4.9 Pre-2020.1
MISRA.DEFINE.NOT_DISTINCT.C90.2012 Identifier name is too long 5.4 Pre-2020.1
MISRA.DEFINE.SHARP # or ## operator in a macro definition 20.10 Pre-2020.1
MISRA.DEFINE.SHARP.ORDER.2012 Unspecified order of evaluation of multiple '#' or '##' 20.11 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 20.12 Pre-2020.1
MISRA.DEFINE.WRONGNAME Usage of a name from the standard library for naming a macro 21.1 Pre-2020.1
MISRA.DEFINE.WRONGNAME.C90.2012 A macro shall not be defined with the same name as a keyword 20.4 Pre-2020.1
MISRA.DEFINE.WRONGNAME.UNDERSCORE Usage of a reserved name for naming a macro 21.1 Pre-2020.1
MISRA.ELIF.COND.NOT_BOOL.2012 #elif condition is not 0 or 1 20.8 Pre-2020.1
MISRA.ELIF.OTHERFILE #elif in an improper file 20.14 Pre-2020.1
MISRA.ELIF.UNDEF Undefined macros in #elif directive 20.9 Pre-2020.1
MISRA.ELSE.OTHERFILE #else in an improper file 20.14 Pre-2020.1
MISRA.ENDIF.OTHERFILE #endif in an improper file 20.14 Pre-2020.1
MISRA.ENUM.IMPLICIT.VAL.NON_UNIQUE.2012 Implicit enumerator value is not unique 8.12 Pre-2020.1
MISRA.ETYPE.ASSIGN.2012 Assignment to an object of a narrower essential type or a different essential type category 10.3 2020.3
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 10.4 2021.2
MISRA.ETYPE.COMP.ASSIGN.2012 The value of a composite expression is assigned to an object with a wider essential type 10.6 2021.3
MISRA.ETYPE.COMP.CAST.EXPL.DIFFERENT.2012 The value of a composite expression is cast to a different essential type category 10.8 Pre-2020.1
MISRA.ETYPE.COMP.CAST.EXPL.WIDER.2012 The value of a composite expression is cast to a wider essential type 10.8 Pre-2020.1
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 10.7 Pre-2020.1
MISRA.ETYPE.INAPPR.CAST.2012 The value of an expression is cast to an inappropriate essential type 10.5 Pre-2020.1
MISRA.ETYPE.INAPPR.CHAR.2012 Inappropriate usage of Essentially Character type in an addition or subtraction operation 10.2 Pre-2020.1
MISRA.ETYPE.INAPPR.OPERAND.BINOP.2012 Operand(s) to a binary operator have inappropriate essential type 10.1 Pre-2020.1
MISRA.ETYPE.INAPPR.OPERAND.INDEXPR.2012 Index expression has inappropriate essential type 10.1 Pre-2020.1
MISRA.ETYPE.INAPPR.OPERAND.TERNOP.2012 First operand to a ternary operator has inappropriate essential type 10.1 Pre-2020.1
MISRA.ETYPE.INAPPR.OPERAND.UNOP.2012 Operand to a unary operator has inappropriate essential type 10.1 Pre-2020.1
MISRA.EXPANSION.DIRECTIVE Directive-like tokens within a macro argument 20.6 Pre-2020.1
MISRA.EXPR.PARENS.2012 The precedence of operators within expressions should be made explicit. 12.1 Pre-2020.1
MISRA.EXPR.PARENS.SIZEOF.2012 The operand of the sizeof operator should be parenthesized. 12.1 Pre-2020.1
MISRA.FILE_PTR.DEREF.2012 A pointer to a FILE object shall not be dereferenced 22.5 2022.1
MISRA.FILE_PTR.DEREF.CAST.2012 Object is casted to a FILE pointer, and it shall not be dereferenced 22.5 Pre-2020.1
MISRA.FILE_PTR.DEREF.INDIRECT.2012 A pointer to a FILE object shall not be indirectly dereferenced by a system function 22.5 Pre-2020.1
MISRA.FILE_PTR.DEREF.RETURN.2012 A pointer to a FILE object (returned by function) shall not be dereferenced 22.5 Pre-2020.1
MISRA.FOR.COUNTER.FLT For loop counter has a floating point type 14.1 Pre-2020.1
MISRA.FUNC.MODIFIEDPAR.2012 A function parameter should not be modified 17.8 Pre-2020.1
MISRA.FUNC.NODECL.CALL.2012 Function was declared implicitly 17.3 Pre-2020.1
MISRA.FUNC.NOPROT.DEF.2012 Function has a definition but no prototype 8.4 Pre-2020.1
MISRA.FUNC.NO_PARAMS Function without parameters is missing void parameter type 8.2 Pre-2020.1
MISRA.FUNC.PROT_FORM.KR.2012 Function types shall be in prototype form 8.2 Pre-2020.1
MISRA.FUNC.RECUR Recursive function 17.2 Pre-2020.1
MISRA.FUNC.STATIC.REDECL Function or object redeclaration does not include 'static' modifier 8.8 Pre-2020.1
MISRA.FUNC.UNMATCHED.PARAMS Number of formal and actual parameters passed to function do not match 8.2 Pre-2020.1
MISRA.FUNC.UNNAMED.PARAMS Function declaration has unnamed parameters 8.2 2022.4
MISRA.FUNC.UNUSEDPAR.2012 Unused parameters in functions 2.7 Pre-2020.1
MISRA.FUNC.UNUSEDRET.2012 The return value of a non-void function shall be used. 17.7 Pre-2020.1
MISRA.FUNC.VARARG Function with variable number of arguments 17.1 Pre-2020.1
MISRA.GOTO Goto statement is used 15.1 Pre-2020.1
MISRA.GOTO.AFTER_LABEL.2012 Goto jumps to label declared before in same function. 15.2 Pre-2020.1
MISRA.GOTO.NESTED.2012 Label referenced by goto is not in this or enclosing block. 15.3 Pre-2020.1
MISRA.IDENT.DISTINCT.C90.2012 Identifiers declared in the same scope or name space are not distinct 5.2 Pre-2020.1
MISRA.IDENT.NONUNIQUE.EXTERNAL.2012 Identifiers that define objects or functions with external linkage shall be unique. 5.8 Pre-2020.1
MISRA.IDENT.NONUNIQUE.INTERNAL.2012 Identifiers that define objects or functions with internal linkage should be unique. 5.9 Pre-2020.1
MISRA.IF.COND.NOT_BOOL.2012 #if condition is not 0 or 1 20.8 Pre-2020.1
MISRA.IF.NO_COMPOUND The body of if/else statement is not a compound statement 15.6 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 15.7 Pre-2020.1
MISRA.IF.UNDEF Undefined macros in #if directive 20.9 Pre-2020.1
MISRA.INCGUARD Include guard is not provided Dir. 4.10 Pre-2020.1
MISRA.INCL.BAD Non-standard include directive 20.3 2020.4
MISRA.INCL.INSIDE Include directive preceded by a preprocessor output token 20.1 Pre-2020.1
MISRA.INCL.SIGNAL.2012 The standard header file signal.h shall not be used 21.5 Pre-2020.1
MISRA.INCL.STDIO.2012 The standard header files stdio.h shall not be used 21.6 Pre-2020.1
MISRA.INCL.SYMS Non-standard characters in header file names 20.2 Pre-2020.1
MISRA.INCL.TIME.2012 The standard header file time.h shall not be used 21.10 Pre-2020.1
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 13.3 Pre-2020.1
MISRA.INIT.BRACES.2012 The initializer for an aggregate or union is not enclosed in braces 9.2 Pre-2020.1
MISRA.INIT.PARTIAL.2012 Array is partially initialized 9.3 Pre-2020.1
MISRA.LANG.EXTENSIONS Language extensions should not be used 1.2 2022.4
MISRA.LITERAL.NULL.PTR.CONST.2012 The macro NULL is the only permitted form of integer null pointer constant 11.9 2020.2
MISRA.LITERAL.UNSIGNED.SUFFIX Unsigned integer literal without 'U' suffix 7.2 Pre-2020.1
MISRA.LOGIC.SIDEEFF Right operand in a logical 'and' or 'or' expression contains side effects 13.5 Pre-2020.1
MISRA.MEMB.FLEX_ARRAY.2012 Flexible array member shall not be declared 18.7 Pre-2020.1
MISRA.PPARAM.NEEDS.CONST Pointer parameter is not used to modify the addressed object but is not declared as a pointer to const 8.13 Pre-2020.1
MISRA.PTR.ARITH.2012 Pointer is used in arithmetic expression 18.4 Pre-2020.1
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 18.1 2020.2
MISRA.PTR.CMP.2008 Pointer comparison using comparison operators shall only be applied if pointing to same array and within the range 18.3 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 18.3 2022.1
MISRA.PTR.SUB Pointer subtraction shall only be applied if pointing to same array 18.2 2022.4
MISRA.PTR.SUB.OBJECT Pointer subtraction shall only be applied if pointing to same object 18.2 2022.4
MISRA.PTR.TO_PTR_TO_PTR Pointer declaration has more than two levels of indirection 18.5 Pre-2020.1
MISRA.RESOURCES.FILE.OPEN_READ_WRITE.2012 Multiple streams opened for same file 22.3 2023.1
MISRA.RESOURCES.FILE.READ_ONLY_WRITE.2012 There shall be no attempt to write to a stream which has been opened as read-only 22.4 Pre-2020.1
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 22.6 Pre-2020.1
MISRA.RETURN.NOT_LAST Return is not the last statement in a function 15.5 Pre-2020.1
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 12.2 Pre-2020.1
MISRA.SIZEOF.SIDE_EFFECT Operand of sizeof has side effects 13.6 Pre-2020.1
MISRA.STDLIB.ABORT Use of 'abort', 'exit', 'getenv' or 'system' from library stdlib.h 21.8 Pre-2020.1
MISRA.STDLIB.ATOI Use of 'atof', 'atoi' or 'atol' from library stdlib.h 21.7 Pre-2020.1
MISRA.STDLIB.BSEARCH.2012 Use of 'bsearch' or 'qsort' from library stdlib.h 21.9 Pre-2020.1
MISRA.STDLIB.LONGJMP Use of setjmp macro or longjmp function 21.4 Pre-2020.1
MISRA.STDLIB.MEMORY Use of dynamic heap memory allocation 21.3 Pre-2020.1
MISRA.STDLIB.SIGNAL Use of the signal handling facilities of signal.h 21.5 Pre-2020.1
MISRA.STDLIB.STDIO Use of input/output library stdio.h in production code 21.6 Pre-2020.1
MISRA.STDLIB.TIME Use of the time handling functions of library time.h 21.10 Pre-2020.1
MISRA.STDLIB.WRONGNAME Reused name of standard library macro, object or function 21.2 Pre-2020.1
MISRA.STDLIB.WRONGNAME.UNDERSCORE Usage of a reserved name for naming a language entity 21.2 Pre-2020.1
MISRA.STMT.COND.NOT_BOOLEAN.2012 The controlling expression of an if statement or loop statement is not 'Essentially Boolean' type 14.4 Pre-2020.1
MISRA.STMT.NO_COMPOUND The body of switch, while, do/while or for statement is not a compound statement 15.6 Pre-2020.1
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 7.4 Pre-2020.1
MISRA.SWITCH.COND.BOOL.2012 A switch-expression shall not have essentially Boolean type. 16.7 Pre-2020.1
MISRA.SWITCH.WELL_FORMED.2012 All switch statements shall be well-formed. 16.1 Pre-2020.1
MISRA.SWITCH.WELL_FORMED.BREAK.2012 An unconditional break statement shall terminate every switch-clause. 16.3 Pre-2020.1
MISRA.SWITCH.WELL_FORMED.DEFAULT.2012 Every switch statement shall have a default label. 16.4 Pre-2020.1
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. 16.5 Pre-2020.1
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. 16.2 Pre-2020.1
MISRA.SWITCH.WELL_FORMED.TWO_CLAUSES.2012 Every switch statement shall have at least two switch-clauses. 16.6 Pre-2020.1
MISRA.TOKEN.BADCOM Inappropriate character sequence in a comment 3.1 Pre-2020.1
MISRA.TOKEN.L.SUFFIX.FLOAT Usage of lowercase character "l" suffix in floating constant 7.3 Pre-2020.1
MISRA.TOKEN.L.SUFFIX.INT Usage of lowercase character "l" suffix in integer constant 7.3 Pre-2020.1
MISRA.TOKEN.OCTAL.INT Usage of octal integer constants 7.1 2020.4
MISRA.TOKEN.UNTERMINATED.ESCAPE.2012 Unterminated escape sequence in a string literal 4.1 Pre-2020.1
MISRA.TYPEDEF.NOT_UNIQUE Typedef name is used for another entity 5.6 Pre-2020.1
MISRA.UNDEF Undef usage 20.5 Pre-2020.1
MISRA.UNDEF.WRONGNAME Undefinition of a name from the standard library 21.1 Pre-2020.1
MISRA.UNDEF.WRONGNAME.UNDERSCORE Undefinition of a reserved name 21.1 Pre-2020.1
MISRA.UNION Union is used 19.2 Pre-2020.1
MISRA.USE.UNKNOWNDIR Unknown preprocessor directive is used 20.13 Pre-2020.1
MISRA.VAR.HIDDEN Identifier declared in an inner scope hides identifier in outer scope 5.3 2020.2
MLK.MIGHT Memory Leak - possible 22.1 Pre-2020.1
MLK.MUST Memory Leak 22.1 2020.1
MLK.RET.MIGHT Memory Leak - possible 22.1 Pre-2020.1
MLK.RET.MUST Memory Leak 22.1 Pre-2020.1
NUM.OVERFLOW.DF Possible numeric overflow or wraparound Dir. 4.1 2022.3
PORTING.VAR.EFFECTS Variable used twice in one expression where one usage is subject to side-effects 13.2 Pre-2020.1
RH.LEAK Resource leak 22.1 2020.1
SV.RVT.RETVAL_NOTTESTED Ignored Return Value Dir. 4.7 2021.2
UNINIT.CTOR.MIGHT Uninitialized Variable in Constructor - possible Dir. 4.1 Pre-2020.1
UNINIT.CTOR.MUST Uninitialized Variable in Constructor Dir. 4.1 2020.1
UNINIT.HEAP.MIGHT Uninitialized Heap Use - possible 9.1 Dir. 4.1 Pre-2020.1
UNINIT.HEAP.MUST Uninitialized Heap Use 9.1 Dir. 4.1 Pre-2020.1
UNINIT.STACK.ARRAY.MIGHT Uninitialized Array - possible 9.1 Dir. 4.1 Pre-2020.1
UNINIT.STACK.ARRAY.MUST Uninitialized Array 9.1 Dir. 4.1 Pre-2020.1
UNINIT.STACK.ARRAY.PARTIAL.MUST Partially Uninitialized Array 9.1 Dir. 4.1 Pre-2020.1
UNINIT.STACK.MIGHT Uninitialized Variable - possible 9.1 Dir. 4.1 Pre-2020.1
UNINIT.STACK.MUST Uninitialized Variable 9.1 Dir. 4.1 Pre-2020.1
UNREACH.ENUM Code is unreachable due to the possible value(s) of an enum 2.1 2021.3
UNREACH.GEN Unreachable code 2.1 Pre-2020.1
UNREACH.RETURN Unreachable Void Return 2.1 Pre-2020.1
VA_UNUSED.GEN Value is Never Used after Assignment 2.2 Pre-2020.1
VA_UNUSED.INIT Value is Never Used after Initialization 2.2 Pre-2020.1

MISRA C:2012 C99

Checker name Description Rule Version
ABV.ANY_SIZE_ARRAY Buffer Overflow - Array Index Out of Bounds Dir. 4.1 Pre-2020.1
ABV.GENERAL Buffer Overflow - Array Index Out of Bounds 18.1 Dir. 4.1 Pre-2020.1
ABV.GENERAL.MULTIDIMENSION Buffer Overflow - Array Index Out of Bounds 18.1 Dir. 4.1 2022.3
ABV.ITERATOR Buffer Overflow - Array Index may be out of Bounds Dir. 4.1 Pre-2020.1
ABV.MEMBER Buffer Overflow - Array Index Out of Bounds Dir. 4.1 Pre-2020.1
ABV.STACK Buffer Overflow - Local Array Index Out of Bounds 18.1 Dir. 4.1 Pre-2020.1
ABV.UNICODE.BOUND_MAP Buffer overflow in mapping character function Dir. 4.1 Pre-2020.1
ABV.UNICODE.FAILED_MAP Mapping function failed Dir. 4.1 Pre-2020.1
ABV.UNICODE.NNTS_MAP Buffer overflow in mapping character function Dir. 4.1 Pre-2020.1
ABV.UNICODE.SELF_MAP Mapping function failed Dir. 4.1 Pre-2020.1
ABV.UNKNOWN_SIZE Buffer Overflow - Array Index Out of Bounds Dir. 4.1 Pre-2020.1
DBZ.CONST Division by a zero constant occurs Dir. 4.1 2020.2
DBZ.CONST.CALL The value '0' is passed to function that can use this value as divisor Dir. 4.1 Pre-2020.1
DBZ.GENERAL Division by zero might occur Dir. 4.1 2023.1
DBZ.ITERATOR Division by zero might occur in a loop iterator Dir. 4.1 Pre-2020.1
DBZ.ITERATOR.CALL Division by zero might occur in a function call Dir. 4.1 Pre-2020.1
EFFECT Statement has no effect 2.2 Pre-2020.1
FMM.MIGHT Freeing Mismatched Memory - possible 22.2 Pre-2020.1
FMM.MUST Freeing Mismatched Memory 22.2 Pre-2020.1
FNH.MIGHT Freeing Non-Heap Memory - possible 22.2 Pre-2020.1
FNH.MUST Freeing Non-Heap Memory 22.2 Pre-2020.1
FREE.INCONSISTENT Inconsistent Freeing of Memory 22.1 Pre-2020.1
FUM.GEN.MIGHT Freeing Unallocated Memory - possible 22.2 Pre-2020.1
FUM.GEN.MUST Freeing Unallocated Memory 22.2 Pre-2020.1
FUNCRET.GEN Non-void function does not return value 17.4 Pre-2020.1
FUNCRET.IMPLICIT Non-void function implicitly returning int does not return value 17.4 Pre-2020.1
INVARIANT_CONDITION.GEN Invariant expression in a condition 14.3 2020.1
INVARIANT_CONDITION.UNREACH Invariant expression in a condition 14.3 Pre-2020.1
LA_UNUSED Label unused 2.6 Pre-2020.1
LOCRET.ARG Function returns address of local variable 18.6 Pre-2020.1
LOCRET.GLOB Function returns address of local variable 18.6 Pre-2020.1
LOCRET.RET Function returns address of local variable 18.6 Pre-2020.1
LV_UNUSED.GEN Local variable unused 2.2 2020.3
MISRA.ARRAY.VAR_LENGTH.2012 Variable-length array types shall not be used 18.8 2020.4
MISRA.ASM.ENCAPS Assembly language is not isolated. Dir. 4.2 Dir. 4.3 Pre-2020.1
MISRA.ASSIGN.OVERLAP Object is assigned to an overlapping object 19.1 2022.3
MISRA.ASSIGN.SUBEXPR.2012 The result of an assignment operator is used 13.4 Pre-2020.1
MISRA.BITFIELD.SIGNED Length of a named signed bit-field is less than 2 6.2 Pre-2020.1
MISRA.BITFIELD.TYPE.2012 Type of bit-field is neither bool, nor signed/unsigned integer 6.1 2021.2
MISRA.BREAK_OR_GOTO.MULTIPLE.2012 Iteration statement has more than one break or goto for loop termination. 15.4 Pre-2020.1
MISRA.BUILTIN_NUMERIC Builtin numeric type is used Dir. 4.6 Pre-2020.1
MISRA.CAST.CONST Cast operation removes const or volatile modifier from a pointer or reference 11.8 Pre-2020.1
MISRA.CAST.FUNC_PTR.2012 Conversion performed between a pointer to a function and another incompatible type 11.1 Pre-2020.1
MISRA.CAST.INCOMPLETE_PTR_TO_ANY.2012 Conversion performed between a pointer to an incomplete type and a different type 11.2 Pre-2020.1
MISRA.CAST.OBJ_PTR_TO_INT.2012 Conversion performed between a pointer to an object and an integer type 11.4 Pre-2020.1
MISRA.CAST.OBJ_PTR_TO_NON_INT.2012 A cast between a pointer to object and a non-integer arithmetic type 11.7 Pre-2020.1
MISRA.CAST.OBJ_PTR_TO_OBJ_PTR.2012 Cast between a pointer to object type and a pointer to a different object type 11.3 Pre-2020.1
MISRA.CAST.VOID_PTR_TO_INT.2012 Cast between a pointer to void and an arithmetic type 11.6 2021.2
MISRA.CAST.VOID_PTR_TO_OBJ_PTR.2012 Conversion performed from a pointer to void to a pointer to an object 11.5 Pre-2020.1
MISRA.CHAR.TRIGRAPH Trigraph usage 4.2 Pre-2020.1
MISRA.COMMA Comma operator is used 12.3 Pre-2020.1
MISRA.COMP.WRAPAROUND Wrap-around in a condition 12.4 2020.3
MISRA.CT.UNIQUE.ID.2012 Identifier clashes with tag name 5.7 2021.2
MISRA.DECL.ARRAY_SIZE Declaration of array with unknown size 8.11 Pre-2020.1
MISRA.DECL.FUNC.INLINE.STATIC.2012 Declaration of inline function without static storage class 8.10 Pre-2020.1
MISRA.DEFINE.FUNC Function-like macro definition Dir. 4.9 Pre-2020.1
MISRA.DEFINE.NOT_DISTINCT.C99.2012 Identifier name is too long 5.4 Pre-2020.1
MISRA.DEFINE.SHARP # or ## operator in a macro definition 20.10 Pre-2020.1
MISRA.DEFINE.SHARP.ORDER.2012 Unspecified order of evaluation of multiple '#' or '##' 20.11 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 20.12 Pre-2020.1
MISRA.DEFINE.STDIO.WCHAR.2012 Inappropriate macro expansion 21.6 Pre-2020.1
MISRA.DEFINE.WCSFTIME.2012 No macro with 'wcsftime' name shall be expanded 21.10 Pre-2020.1
MISRA.DEFINE.WRONGNAME Usage of a name from the standard library for naming a macro 21.1 Pre-2020.1
MISRA.DEFINE.WRONGNAME.C99.2012 A macro shall not be defined with the same name as a keyword 20.4 Pre-2020.1
MISRA.DEFINE.WRONGNAME.UNDERSCORE Usage of a reserved name for naming a macro 21.1 Pre-2020.1
MISRA.ELIF.COND.NOT_BOOL.2012 #elif condition is not 0 or 1 20.8 Pre-2020.1
MISRA.ELIF.OTHERFILE #elif in an improper file 20.14 Pre-2020.1
MISRA.ELIF.UNDEF Undefined macros in #elif directive 20.9 Pre-2020.1
MISRA.ELSE.OTHERFILE #else in an improper file 20.14 Pre-2020.1
MISRA.ENDIF.OTHERFILE #endif in an improper file 20.14 Pre-2020.1
MISRA.ENUM.IMPLICIT.VAL.NON_UNIQUE.2012 Implicit enumerator value is not unique 8.12 Pre-2020.1
MISRA.ETYPE.ASSIGN.2012 Assignment to an object of a narrower essential type or a different essential type category 10.3 2020.3
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 10.4 2021.2
MISRA.ETYPE.COMP.ASSIGN.2012 The value of a composite expression is assigned to an object with a wider essential type 10.6 2021.3
MISRA.ETYPE.COMP.CAST.EXPL.DIFFERENT.2012 The value of a composite expression is cast to a different essential type category 10.8 Pre-2020.1
MISRA.ETYPE.COMP.CAST.EXPL.WIDER.2012 The value of a composite expression is cast to a wider essential type 10.8 Pre-2020.1
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 10.7 Pre-2020.1
MISRA.ETYPE.INAPPR.CAST.2012 The value of an expression is cast to an inappropriate essential type 10.5 Pre-2020.1
MISRA.ETYPE.INAPPR.CHAR.2012 Inappropriate usage of Essentially Character type in an addition or subtraction operation 10.2 Pre-2020.1
MISRA.ETYPE.INAPPR.OPERAND.BINOP.2012 Operand(s) to a binary operator have inappropriate essential type 10.1 Pre-2020.1
MISRA.ETYPE.INAPPR.OPERAND.INDEXPR.2012 Index expression has inappropriate essential type 10.1 Pre-2020.1
MISRA.ETYPE.INAPPR.OPERAND.TERNOP.2012 First operand to a ternary operator has inappropriate essential type 10.1 Pre-2020.1
MISRA.ETYPE.INAPPR.OPERAND.UNOP.2012 Operand to a unary operator has inappropriate essential type 10.1 Pre-2020.1
MISRA.EXPANSION.DIRECTIVE Directive-like tokens within a macro argument 20.6 Pre-2020.1
MISRA.EXPR.PARENS.2012 The precedence of operators within expressions should be made explicit. 12.1 Pre-2020.1
MISRA.EXPR.PARENS.SIZEOF.2012 The operand of the sizeof operator should be parenthesized. 12.1 Pre-2020.1
MISRA.FILE_PTR.DEREF.2012 A pointer to a FILE object shall not be dereferenced 22.5 2022.1
MISRA.FILE_PTR.DEREF.CAST.2012 Object is casted to a FILE pointer, and it shall not be dereferenced 22.5 Pre-2020.1
MISRA.FILE_PTR.DEREF.INDIRECT.2012 A pointer to a FILE object shall not be indirectly dereferenced by a system function 22.5 Pre-2020.1
MISRA.FILE_PTR.DEREF.RETURN.2012 A pointer to a FILE object (returned by function) shall not be dereferenced 22.5 Pre-2020.1
MISRA.FOR.COUNTER.FLT For loop counter has a floating point type 14.1 Pre-2020.1
MISRA.FUNC.ARRAY.PARAM.STATIC.2012 The declaration of an array parameter shall not contain the static keyword between the [] 17.6 Pre-2020.1
MISRA.FUNC.MODIFIEDPAR.2012 A function parameter should not be modified 17.8 Pre-2020.1
MISRA.FUNC.NOPROT.DEF.2012 Function has a definition but no prototype 8.4 Pre-2020.1
MISRA.FUNC.NO_PARAMS Function without parameters is missing void parameter type 8.2 Pre-2020.1
MISRA.FUNC.PROT_FORM.KR.2012 Function types shall be in prototype form 8.2 Pre-2020.1
MISRA.FUNC.RECUR Recursive function 17.2 Pre-2020.1
MISRA.FUNC.STATIC.REDECL Function or object redeclaration does not include 'static' modifier 8.8 Pre-2020.1
MISRA.FUNC.UNMATCHED.PARAMS Number of formal and actual parameters passed to function do not match 8.2 Pre-2020.1
MISRA.FUNC.UNNAMED.PARAMS Function declaration has unnamed parameters 8.2 2022.4
MISRA.FUNC.UNUSEDPAR.2012 Unused parameters in functions 2.7 Pre-2020.1
MISRA.FUNC.UNUSEDRET.2012 The return value of a non-void function shall be used. 17.7 Pre-2020.1
MISRA.FUNC.VARARG Function with variable number of arguments 17.1 Pre-2020.1
MISRA.GOTO Goto statement is used 15.1 Pre-2020.1
MISRA.GOTO.AFTER_LABEL.2012 Goto jumps to label declared before in same function. 15.2 Pre-2020.1
MISRA.GOTO.NESTED.2012 Label referenced by goto is not in this or enclosing block. 15.3 Pre-2020.1
MISRA.IDENT.DISTINCT.C99.2012 Identifiers declared in the same scope or name space are not distinct 5.2 Pre-2020.1
MISRA.IDENT.NONUNIQUE.EXTERNAL.2012 Identifiers that define objects or functions with external linkage shall be unique. 5.8 Pre-2020.1
MISRA.IDENT.NONUNIQUE.INTERNAL.2012 Identifiers that define objects or functions with internal linkage should be unique. 5.9 Pre-2020.1
MISRA.IF.COND.NOT_BOOL.2012 #if condition is not 0 or 1 20.8 Pre-2020.1
MISRA.IF.NO_COMPOUND The body of if/else statement is not a compound statement 15.6 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 15.7 Pre-2020.1
MISRA.IF.UNDEF Undefined macros in #if directive 20.9 Pre-2020.1
MISRA.INCGUARD Include guard is not provided Dir. 4.10 Pre-2020.1
MISRA.INCL.BAD Non-standard include directive 20.3 2020.4
MISRA.INCL.INSIDE Include directive preceded by a preprocessor output token 20.1 Pre-2020.1
MISRA.INCL.SIGNAL.2012 The standard header file signal.h shall not be used 21.5 Pre-2020.1
MISRA.INCL.STDIO.2012 The standard header files stdio.h shall not be used 21.6 Pre-2020.1
MISRA.INCL.SYMS Non-standard characters in header file names 20.2 Pre-2020.1
MISRA.INCL.TGMATH.2012 The standard header file tgmath.h shall not be used 21.11 Pre-2020.1
MISRA.INCL.TIME.2012 The standard header file time.h shall not be used 21.10 Pre-2020.1
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 13.3 Pre-2020.1
MISRA.INIT.BRACES.2012 The initializer for an aggregate or union is not enclosed in braces 9.2 Pre-2020.1
MISRA.INIT.MULTIPLE.2012 An element of an object is initialized more than once 9.4 Pre-2020.1
MISRA.INIT.PARTIAL.2012 Array is partially initialized 9.3 Pre-2020.1
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 9.5 Pre-2020.1
MISRA.LANG.EXTENSIONS Language extensions should not be used 1.2 2022.4
MISRA.LITERAL.NULL.PTR.CONST.2012 The macro NULL is the only permitted form of integer null pointer constant 11.9 2020.2
MISRA.LITERAL.UNSIGNED.SUFFIX Unsigned integer literal without 'U' suffix 7.2 Pre-2020.1
MISRA.LOGIC.SIDEEFF Right operand in a logical 'and' or 'or' expression contains side effects 13.5 Pre-2020.1
MISRA.MEMB.FLEX_ARRAY.2012 Flexible array member shall not be declared 18.7 Pre-2020.1
MISRA.PPARAM.NEEDS.CONST Pointer parameter is not used to modify the addressed object but is not declared as a pointer to const 8.13 Pre-2020.1
MISRA.PTR.ARITH.2012 Pointer is used in arithmetic expression 18.4 Pre-2020.1
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 18.1 2020.2
MISRA.PTR.CMP.2008 Pointer comparison using comparison operators shall only be applied if pointing to same array and within the range 18.3 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 18.3 2022.1
MISRA.PTR.SUB Pointer subtraction shall only be applied if pointing to same array 18.2 2022.4
MISRA.PTR.SUB.OBJECT Pointer subtraction shall only be applied if pointing to same object 18.2 2022.4
MISRA.PTR.TO_PTR_TO_PTR Pointer declaration has more than two levels of indirection 18.5 Pre-2020.1
MISRA.RESOURCES.FILE.OPEN_READ_WRITE.2012 Multiple streams opened for same file 22.3 2023.1
MISRA.RESOURCES.FILE.READ_ONLY_WRITE.2012 There shall be no attempt to write to a stream which has been opened as read-only 22.4 Pre-2020.1
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 22.6 Pre-2020.1
MISRA.RETURN.NOT_LAST Return is not the last statement in a function 15.5 Pre-2020.1
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 12.2 Pre-2020.1
MISRA.SIZEOF.SIDE_EFFECT Operand of sizeof has side effects 13.6 Pre-2020.1
MISRA.STDLIB.ABORT Use of 'abort', 'exit', 'getenv' or 'system' from library stdlib.h 21.8 Pre-2020.1
MISRA.STDLIB.ATOI Use of 'atof', 'atoi' or 'atol' from library stdlib.h 21.7 Pre-2020.1
MISRA.STDLIB.BSEARCH.2012 Use of 'bsearch' or 'qsort' from library stdlib.h 21.9 Pre-2020.1
MISRA.STDLIB.FENV.2012 Floating-point exception feature from fenv.h is used 21.12 Pre-2020.1
MISRA.STDLIB.FENV.MACRO.2012 Floating-point exception feature from fenv.h is used 21.12 Pre-2020.1
MISRA.STDLIB.LONGJMP Use of setjmp macro or longjmp function 21.4 Pre-2020.1
MISRA.STDLIB.MEMORY Use of dynamic heap memory allocation 21.3 Pre-2020.1
MISRA.STDLIB.SIGNAL Use of the signal handling facilities of signal.h 21.5 Pre-2020.1
MISRA.STDLIB.STDIO Use of input/output library stdio.h in production code 21.6 Pre-2020.1
MISRA.STDLIB.STDIO.WCHAR.2012 Wide-character equivalent identifiers from stdio.h shall not be used 21.6 Pre-2020.1
MISRA.STDLIB.TIME Use of the time handling functions of library time.h 21.10 Pre-2020.1
MISRA.STDLIB.WCSFTIME.2012 The identifier 'wcsftime' shall not be used 21.10 Pre-2020.1
MISRA.STDLIB.WRONGNAME Reused name of standard library macro, object or function 21.2 Pre-2020.1
MISRA.STDLIB.WRONGNAME.UNDERSCORE Usage of a reserved name for naming a language entity 21.2 Pre-2020.1
MISRA.STMT.COND.NOT_BOOLEAN.2012 The controlling expression of an if statement or loop statement is not 'Essentially Boolean' type 14.4 Pre-2020.1
MISRA.STMT.NO_COMPOUND The body of switch, while, do/while or for statement is not a compound statement 15.6 Pre-2020.1
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 7.4 Pre-2020.1
MISRA.SWITCH.COND.BOOL.2012 A switch-expression shall not have essentially Boolean type. 16.7 Pre-2020.1
MISRA.SWITCH.WELL_FORMED.2012 All switch statements shall be well-formed. 16.1 Pre-2020.1
MISRA.SWITCH.WELL_FORMED.BREAK.2012 An unconditional break statement shall terminate every switch-clause. 16.3 Pre-2020.1
MISRA.SWITCH.WELL_FORMED.DEFAULT.2012 Every switch statement shall have a default label. 16.4 Pre-2020.1
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. 16.5 Pre-2020.1
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. 16.2 Pre-2020.1
MISRA.SWITCH.WELL_FORMED.TWO_CLAUSES.2012 Every switch statement shall have at least two switch-clauses. 16.6 Pre-2020.1
MISRA.TOKEN.BADCOM Inappropriate character sequence in a comment 3.1 Pre-2020.1
MISRA.TOKEN.CPCOM.MULTILINE.2012 Line-splicing used in a // comment 3.2 Pre-2020.1
MISRA.TOKEN.L.SUFFIX.FLOAT Usage of lowercase character "l" suffix in floating constant 7.3 Pre-2020.1
MISRA.TOKEN.L.SUFFIX.INT Usage of lowercase character "l" suffix in integer constant 7.3 Pre-2020.1
MISRA.TOKEN.OCTAL.INT Usage of octal integer constants 7.1 2020.4
MISRA.TOKEN.UNTERMINATED.ESCAPE.2012 Unterminated escape sequence in a string literal 4.1 Pre-2020.1
MISRA.TYPE.RESTRICT.QUAL.2012 The restrict type qualifier shall not be used 8.14 Pre-2020.1
MISRA.TYPEDEF.NOT_UNIQUE Typedef name is used for another entity 5.6 Pre-2020.1
MISRA.UNDEF Undef usage 20.5 Pre-2020.1
MISRA.UNDEF.WRONGNAME Undefinition of a name from the standard library 21.1 Pre-2020.1
MISRA.UNDEF.WRONGNAME.UNDERSCORE Undefinition of a reserved name 21.1 Pre-2020.1
MISRA.UNION Union is used 19.2 Pre-2020.1
MISRA.USE.UNKNOWNDIR Unknown preprocessor directive is used 20.13 Pre-2020.1
MISRA.VAR.HIDDEN Identifier declared in an inner scope hides identifier in outer scope 5.3 2020.2
MLK.MIGHT Memory Leak - possible 22.1 Pre-2020.1
MLK.MUST Memory Leak 22.1 2020.1
MLK.RET.MIGHT Memory Leak - possible 22.1 Pre-2020.1
MLK.RET.MUST Memory Leak 22.1 Pre-2020.1
NUM.OVERFLOW.DF Possible numeric overflow or wraparound Dir. 4.1 2022.3
PORTING.VAR.EFFECTS Variable used twice in one expression where one usage is subject to side-effects 13.2 Pre-2020.1
RH.LEAK Resource leak 22.1 2020.1
SV.RVT.RETVAL_NOTTESTED Ignored Return Value Dir. 4.7 2021.2
UNINIT.CTOR.MIGHT Uninitialized Variable in Constructor - possible Dir. 4.1 Pre-2020.1
UNINIT.CTOR.MUST Uninitialized Variable in Constructor Dir. 4.1 2020.1
UNINIT.HEAP.MIGHT Uninitialized Heap Use - possible 9.1 Dir. 4.1 Pre-2020.1
UNINIT.HEAP.MUST Uninitialized Heap Use 9.1 Dir. 4.1 Pre-2020.1
UNINIT.STACK.ARRAY.MIGHT Uninitialized Array - possible 9.1 Dir. 4.1 Pre-2020.1
UNINIT.STACK.ARRAY.MUST Uninitialized Array 9.1 Dir. 4.1 Pre-2020.1
UNINIT.STACK.ARRAY.PARTIAL.MUST Partially Uninitialized Array 9.1 Dir. 4.1 Pre-2020.1
UNINIT.STACK.MIGHT Uninitialized Variable - possible 9.1 Dir. 4.1 Pre-2020.1
UNINIT.STACK.MUST Uninitialized Variable 9.1 Dir. 4.1 Pre-2020.1
UNREACH.ENUM Code is unreachable due to the possible value(s) of an enum 2.1 2021.3
UNREACH.GEN Unreachable code 2.1 Pre-2020.1
UNREACH.RETURN Unreachable Void Return 2.1 Pre-2020.1
VA_UNUSED.GEN Value is Never Used after Assignment 2.2 Pre-2020.1
VA_UNUSED.INIT Value is Never Used after Initialization 2.2 Pre-2020.1