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Include Page
c:RuleChecker_V
c:RuleChecker_V

Checker

Guideline

(C++) EXP34-C. Do not dereference null pointers
(C++) EXP34-C. Do not dereference null pointers
(C++) EXP34-C. Do not dereference null pointers
(C++) EXP34-C. Do not dereference null pointers
(C++) INT33-C. Ensure that division and remainder operations do not result in divide-by-zero errors
(C++) MEM30-C. Do not access freed memory
(C++) MEM30-C. Do not access freed memory
(C++) MEM31-C. Free dynamically allocated memory when no longer needed
(C++) CON37-C. Do not call signal() in a multithreaded program
(C++) MSC30-C. Do not use the rand() function for generating pseudorandom numbers
(C++) MSC32-C. Properly seed pseudorandom number generators
alignas-extended MSC40-C. Do not violate constraints
alignof-side-effect EXP44-C. Do not rely on side effects in operands to sizeof, _Alignof, or _Generic
alloc-without-cast MEM02-C. Immediately cast the result of a memory allocation function call into a pointer to the allocated type
alloc-without-sizeof EXP09-C. Use sizeof to determine the size of a type or variable
arithmetics-on-time-type MSC05-C. Do not manipulate time_t typed values directly
array-index-range-constant ARR30-C. Do not form or use out-of-bounds pointers or array subscripts
array-size-global ARR02-C. Explicitly specify array bounds, even if implicitly defined by an initializer
assignment-conditional EXP45-C. Do not perform assignments in selection statements
assignment-to-non-modifiable-lvalue EXP40-C. Do not modify constant objects
assignment-to-non-modifiable-lvalue MSC40-C. Do not violate constraints
bad-enumerator POS47-C. Do not use threads that can be canceled asynchronously
bad-enumerator POS04-C. Avoid using PTHREAD_MUTEX_NORMAL type mutex locks
bad-function CON37-C. Do not call signal() in a multithreaded program
bad-function MSC30-C. Do not use the rand() function for generating pseudorandom numbers
bad-function API04-C. Provide a consistent and usable error-checking mechanism
bad-function ERR06-C. Understand the termination behavior of assert() and abort()
bad-function ERR07-C. Prefer functions that support error checking over equivalent functions that don't
bad-function WIN01-C. Do not forcibly terminate execution
bad-function-use STR31-C. Guarantee that storage for strings has sufficient space for character data and the null terminator
bad-function-use ERR34-C. Detect errors when converting a string to a number
bad-function-use CON33-C. Avoid race conditions when using library functions
bad-function-use MSC33-C. Do not pass invalid data to the asctime() function
bad-function-use API04-C. Provide a consistent and usable error-checking mechanism
bad-macro-use POS47-C. Do not use threads that can be canceled asynchronously
bad-macro-use ERR06-C. Understand the termination behavior of assert() and abort()
bad-macro-use POS04-C. Avoid using PTHREAD_MUTEX_NORMAL type mutex locks
bitfield-name MSC09-C. Character encoding: Use subset of ASCII for safety
bitfield-type INT12-C. Do not make assumptions about the type of a plain int bit-field when used in an expression
bitop-type INT13-C. Use bitwise operators only on unsigned operands
bitop-type INT16-C. Do not make assumptions about representation of signed integers
bitwise-operator-with-boolean-like-operand EXP46-C. Do not use a bitwise operator with a Boolean-like operand
cast-pointer-void-arithmetic-implicit MSC40-C. Do not violate constraints
chained-comparison EXP13-C. Treat relational and equality operators as if they were nonassociative
chained-errno-function-calls ERR30-C. Take care when reading errno
char-sign-conversion STR34-C. Cast characters to unsigned char before converting to larger integer sizes
character-constantenum-tag-spelling MSC09-C. Character encoding: Use subset of ASCII for safety
compound cnd-mtx-ifelse relation EXP19 POS53-C. Do not use more than one mutex for concurrent waiting operations on a condition variable
compound-ifelse EXP19-C. Use braces for Use braces for the body of an if, for, or while statement
compound-loop EXP19-C. Use braces for the body of an if, for, or while statement
constant-call-argument MSC32-C. Properly seed pseudorandom number generators
constant-expression-wrap-around INT30-C. Ensure that unsigned integer operations do not wrap
csa-call-null-function-pointer EXP34-C. Do not dereference null pointers
csa-call-null-object-pointer EXP34-C. Do not dereference null pointers
csa-division-by-zero INT33-C. Ensure that division and remainder operations do not result in divide-by-zero errors
csa-double-free MEM30-C. Do not access freed memory
csa-memory-leak MEM31-C. Free dynamically allocated memory when no longer needed csa-null-dereference
EXP34-C. Do not dereference null pointers csa-null-reference-param EXP34-C. Do not dereference null pointers csa-stack-address-escape (C++) ARR30-C. Do not form or use out-of-bounds pointers or array subscripts
csa-use-after-free MEM30-C. Do not access freed memory
ctype-limits STR37-C. Arguments to character-handling functions must be representable as an unsigned char
dead-assignemnt MSC07-C. Detect and remove dead code
dead-assignment MSC12-C. Detect and remove code that has no effect or is never executed
dead-assignment MSC13-C. Detect and remove unused values
dead-initializer MSC07-C. Detect and remove dead code
dead-initializer MSC12-C. Detect and remove code that has no effect or is never executed
dead-initializer MSC13-C. Detect and remove unused values
default-construction MSC32-C. Properly seed pseudorandom number generators
distinct-extern DCL40-C. Do not create incompatible declarations of the same function or object
element-type-incomplete MSC40-C. Do not violate constraints
empty-body EXP15-C. Do not place a semicolon on the same line as an if, for, or while statement
empty-parameter-list DCL20-C. Explicitly specify void when a function accepts no arguments
encoding-mismatch STR10-C. Do not concatenate different type of string literals
enum-implicit-value INT09-C. Ensure enumeration constants map to unique values
enumeration-constant-name MSC09-C. Character encoding: Use subset of ASCII for safety
eof-small-int-comparison INT31-C. Ensure that integer conversions do not result in lost or misinterpreted data
eof-small-int-comparison FIO34-C. Distinguish between characters read from a file and EOF or WEOF
errno-test-after-wrong-call ERR30-C. Take care when reading errno
error-information-unused ERR33-C. Detect and handle standard library errors
error-information-unused POS54-C. Detect and handle POSIX library errors
error-information-unused API04-C. Provide a consistent and usable error-checking mechanism
error-information-unused EXP12-C. Do not ignore values returned by functions
evaluation-order EXP30-C. Do not depend on the order of evaluation for side effects
evaluation-order EXP10-C. Do not depend on the order of evaluation of subexpressions or the order in which side effects take place
exit-handler-bad-function ENV32-C. All exit handlers must return normally
expanded-side-effect-multiplied PRE31-C. Avoid side effects in arguments to unsafe macros
expanded-side-effect-not-evaluated PRE31-C. Avoid side effects in arguments to unsafe macros
explicit-cast-overflow INT31-C. Ensure that integer conversions do not result in lost or misinterpreted data
expression-result-unused MSC12-C. Detect and remove code that has no effect or is never executed file-dereference FIO38-C. Do not copy a FILE object
flexible-array-member-assignment MEM33-C. Allocate and copy structures containing a flexible array member dynamically
flexible-array-member-declaration MEM33-C. Allocate and copy structures containing a flexible array member dynamically
float-comparison FLP02-C. Avoid using floating-point numbers when precise computation is needed
fopen-mode FIO11-C. Take care when specifying the mode parameter of fopen()
fopen-s-mode FIO11-C. Take care when specifying the mode parameter of fopen()
for-loop-float FLP30-C. Do not use floating-point variables as loop counters
format-string-excessive-arguments FIO47-C. Use valid format strings
format-string-mismatched-arguments FIO47-C. Use valid format strings
function-argument-with-padding DCL39-C. Avoid information leakage when passing a structure across a trust boundary
function-like-macro-expansion PRE00-C. Prefer inline or static functions to function-like macros
function-like-macro-name MSC09-C. Character encoding: Use subset of ASCII for safety
function-name-constant-comparison EXP16-C. Do not compare function pointers to constant values
function-pointer-integer-cast INT36-C. Converting a pointer to integer or integer to pointer
function-pointer-integer-cast-implicit INT36-C. Converting a pointer to integer or integer to pointer
function-pointer-integer-cast-implicit MSC40-C. Do not violate constraints
function-prototype DCL07-C. Include the appropriate type information in function declarators
function-return-type DCL31-C. Declare identifiers before using them
function-return-type MSC40-C. Do not violate constraints
future-library-use DCL37-C. Do not declare or define a reserved identifier
generic-selection-side-effect EXP44-C. Do not rely on side effects in operands to sizeof, _Alignof, or _Generic
global-function-name MSC09-C. Character encoding: Use subset of ASCII for safety
global-object-name MSC09-C. Character encoding: Use subset of ASCII for safety
global-object-name-const MSC09-C. Character encoding: Use subset of ASCII for safety
global-object-scope DCL15-C. Declare file-scope objects or functions that do not need external linkage as static
global-object-scope DCL19-C. Minimize the scope of variables and functions
header-filename MSC09-C. Character encoding: Use subset of ASCII for safety
i MEM30-C. Do not access freed memory
identifier-hidden DCL01-C. Do not reuse variable names in subscopes
implementation-filename MSC09-C. Character encoding: Use subset of ASCII for safety
implicit-function-declaration DCL31-C. Declare identifiers before using them
implicit-function-declaration DCL07-C. Include the appropriate type information in function declarators
imprecise-int-to-float-cast FLP34-C. Ensure that floating-point conversions are within range of the new type
imprecise-int-to-float-cast FLP36-C. Preserve precision when converting integral values to floating-point type
imprecise-int-to-float-conversion FLP34-C. Ensure that floating-point conversions are within range of the new type
imprecise-int-to-float-conversion FLP36-C. Preserve precision when converting integral values to floating-point type
inappropriate-pointer-cast EXP39-C. Do not access a variable through a pointer of an incompatible type
inappropriate-pointer-cast-implicit EXP39-C. Do not access a variable through a pointer of an incompatible type
inappropriate-pointer-cast-implicit MSC40-C. Do not violate constraints
include-guard-missing PRE06-C. Enclose header files in an include guard
include-guard-pragma-once PRE06-C. Enclose header files in an include guard
incompatible-function-pointer-conversion MSC40-C. Do not violate constraints
incompatible-object-pointer-conversion MSC40-C. Do not violate constraints
initializer-excess MSC40-C. Do not violate constraints
initializer-excess STR11-C. Do not specify the bound of a character array initialized with a string literal
int-division-by-zero INT33-C. Ensure that division and remainder operations do not result in divide-by-zero errors
int-modulo-by-zero INT33-C. Ensure that division and remainder operations do not result in divide-by-zero errors
internal-and-external-linkage DCL36-C. Do not declare an identifier with conflicting linkage classifications
internal-and-external-linkage MSC15-C. Do not depend on undefined behavior
invalid-array-size MSC40-C. Do not violate constraints
invalid-format-string FIO47-C. Use valid format strings
invalid-free MEM34-C. Only free memory allocated dynamically
invalid-thread-operation CON39-C. Do not join or detach a thread that was previously joined or detached
invalidated-system-pointer-use ENV31-C. Do not rely on an environment pointer following an operation that may invalidate it
language-override DCL37-C. Do not declare or define a reserved identifier
language-undefine DCL37-C. Do not declare or define a reserved identifier
literal-assignment STR05-C. Use pointers to const when referring to string literals
local-object-name MSC09-C. Character encoding: Use subset of ASCII for safety
local-object-name-const MSC09-C. Character encoding: Use subset of ASCII for safety
local-object-scope DCL19-C. Minimize the scope of variables and functions
local-static-object-name MSC09-C. Character encoding: Use subset of ASCII for safety
local-static-object-name-const MSC09-C. Character encoding: Use subset of ASCII for safety
logop-side-effect EXP02-C. Be aware of the short-circuit behavior of the logical AND and OR operators
long-suffix DCL16-C. Use "L," not "l," to indicate a long value
macro-argument-hash PRE32-C. Do not use preprocessor directives in invocations of function-like macros
macro-final-semicolon PRE11-C. Do not conclude macro definitions with a semicolon
macro-function-like PRE00-C. Prefer inline or static functions to function-like macros
macro-function-like-strict PRE00-C. Prefer inline or static functions to function-like macros
macro-parameter-multiplied PRE12-C. Do not define unsafe macros
macro-parameter-parentheses PRE01-C. Use parentheses within macros around parameter names
macro-parameter-unused PRE12-C. Do not define unsafe macros
malloc-size-insufficient MEM35-C. Allocate sufficient memory for an object
memcmp-with-float FLP37-C. Do not use object representations to compare floating-point values
memcpy-with-padding EXP42-C. Do not compare padding data
missing-else MSC01-C. Strive for logical completeness
mmline-comment MSC04-C. Use comments consistently and in a readable fashion
multi-declaration DCL04-C. Do not declare more than one variable per declaration
multiple-atomic-accesses CON40-C. Do not refer to an atomic variable twice in an expression
multiple-volatile-accesses EXP30-C. Do not depend on the order of evaluation for side effects
multiple-volatile-accesses EXP10-C. Do not depend on the order of evaluation of subexpressions or the order in which side effects take place
non-boolean-condition EXP20-C. Perform explicit tests to determine success, true and false, and equality
non-constant-static-assert MSC40-C. Do not violate constraints
nvalid-free MEM30-C. Do not access freed memory
object-like-macro-name MSC09-C. Character encoding: Use subset of ASCII for safety
object-pointer-diff-cast EXP39-C. Do not access a variable through a pointer of an incompatible type
object-pointer-diff-cast-implicit EXP39-C. Do not access a variable through a pointer of an incompatible type
octal-constant DCL18-C. Do not begin integer constants with 0 when specifying a decimal value
parameter-match EXP37-C. Call functions with the correct number and type of arguments
parameter-match-type EXP37-C. Call functions with the correct number and type of arguments
parameter-match-type MSC40-C. Do not violate constraints
parameter-missing-const DCL00-C. Const-qualify immutable objects
parameter-missing-const DCL13-C. Declare function parameters that are pointers to values not changed by the function as const
pointer-cast-alignment EXP36-C. Do not cast pointers into more strictly aligned pointer types
pointer-comparison ARR36-C. Do not subtract or compare two pointers that do not refer to the same array
pointer-comparison MSC15-C. Do not depend on undefined behavior
pointer-integral-cast INT36-C. Converting a pointer to integer or integer to pointer
pointer-integral-cast-implicit INT36-C. Converting a pointer to integer or integer to pointer
pointer-integral-cast-implicit MSC40-C. Do not violate constraints
pointer-qualifier-cast-const EXP40-C. Do not modify constant objects
pointer-qualifier-cast-const EXP05-C. Do not cast away a const qualification
pointer-qualifier-cast-const-implicit EXP40-C. Do not modify constant objects
pointer-qualifier-cast-const-implicit MSC40-C. Do not violate constraints
pointer-qualifier-cast-const-implicit EXP05-C. Do not cast away a const qualification
pointer-qualifier-cast-volatile EXP32-C. Do not access a volatile object through a nonvolatile reference
pointer-qualifier-cast-volatile-implicit EXP32-C. Do not access a volatile object through a nonvolatile reference
pointer-qualifier-cast-volatile-implicit MSC40-C. Do not violate constraints
pointer-subtraction ARR36-C. Do not subtract or compare two pointers that do not refer to the same array
pointer-subtraction MSC15-C. Do not depend on undefined behavior
pointer-typedef DCL05-C. Use typedefs of non-pointer types only
precision-shift-width INT35-C. Use correct integer precisions
precision-shift-width-constant INT34-C. Do not shift an expression by a negative number of bits or by greater than or equal to the number of bits that exist in the operand
precision-shift-width-constant INT35-C. Use correct integer precisions
putenv-arg-local POS34-C. Do not call putenv() with a pointer to an automatic variable as the argument
redeclaration MSC40-C. Do not violate constraints
redundant-operation MSC12-C. Detect and remove code that has no effect or is never executed
reserved-declaration DCL37-C. Do not declare or define a reserved identifier
reserved-identifier DCL37-C. Do not declare or define a reserved identifier
restrict EXP43-C. Avoid undefined behavior when using restrict-qualified pointers
return-empty MSC40-C. Do not violate constraints
return-implicit MSC37-C. Ensure that control never reaches the end of a non-void function
return-implicit MSC15-C. Do not depend on undefined behavior
return-non-empty MSC40-C. Do not violate constraints
return-reference-local DCL30-C. Declare objects with appropriate storage durations
return-reference-local ARR30-C. Do not form or use out-of-bounds pointers or array subscripts
scaled-pointer-arithmetic ARR39-C. Do not add or subtract a scaled integer to a pointer
scanf-string-to-number ERR34-C. Detect errors when converting a string to a number
side-effect-not-expanded PRE31-C. Avoid side effects in arguments to unsafe macros
signal-handler-shared-access SIG31-C. Do not access shared objects in signal handlers
signal-handler-signal-call SIG34-C. Do not call signal() from within interruptible signal handlers
signal-handler-unsafe-call SIG30-C. Call only asynchronous-safe functions within signal handlers
sizeof EXP44-C. Do not rely on side effects in operands to sizeof, _Alignof, or _Generic
sizeof-array-parameter ARR01-C. Do not apply the sizeof operator to a pointer when taking the size of an array
sline-comment MSC04-C. Use comments consistently and in a readable fashion
sline-splicing MSC04-C. Use comments consistently and in a readable fashion
smline-comment MSC04-C. Use comments consistently and in a readable fashion
statement-sideeffect MSC12-C. Detect and remove code that has no effect or is never executed
static-assert MSC40-C. Do not violate constraints
static-function-declaration DCL36-C. Do not declare an identifier with conflicting linkage classifications
static-function-name MSC09-C. Character encoding: Use subset of ASCII for safety
static-object-declaration DCL36-C. Do not declare an identifier with conflicting linkage classifications
static-object-name MSC09-C. Character encoding: Use subset of ASCII for safety
static-object-name-const MSC09-C. Character encoding: Use subset of ASCII for safety
stdlib-array-size ARR38-C. Guarantee that library functions do not form invalid pointers
stdlib-const-pointer-assign ENV30-C. Do not modify the object referenced by the return value of certain functions
stdlib-limits FLP32-C. Prevent or detect domain and range errors in math functions
stdlib-macro-ato MSC24-C. Do not use deprecated or obsolescent functions
stdlib-macro-atoll MSC24-C. Do not use deprecated or obsolescent functions
stdlib-string-size ARR38-C. Guarantee that library functions do not form invalid pointers
stdlib-string-size STR31-C. Guarantee that storage for strings has sufficient space for character data and the null terminator
stdlib-string-termination STR32-C. Do not pass a non-null-terminated character sequence to a library function that expects a string
stdlib-use-ato MSC24-C. Do not use deprecated or obsolescent functions
stdlib-use-atoll MSC24-C. Do not use deprecated or obsolescent functions
stdlib-use-rand MSC30-C. Do not use the rand() function for generating pseudorandom numbers
stdlib-use-signal CON37-C. Do not call signal() in a multithreaded program
stdlib-use-system ENV33-C. Do not call system()
strcpy-limits ARR38-C. Guarantee that library functions do not form invalid pointers
strcpy-limits STR31-C. Guarantee that storage for strings has sufficient space for character data and the null terminator
stream-argument-with-side-effects FIO41-C. Do not call getc(), putc(), getwc(), or putwc() with a stream argument that has side effects
string-initializer-null STR31-C. Guarantee that storage for strings has sufficient space for character data and the null terminator
string-initializer-null STR11-C. Do not specify the bound of a character array initialized with a string literal
string-literal MSC09-C. Character encoding: Use subset of ASCII for safety
string-literal-modfication STR30-C. Do not attempt to modify string literals
struct-member-name MSC09-C. Character encoding: Use subset of ASCII for safety
struct-tag-spelling MSC09-C. Character encoding: Use subset of ASCII for safety
Supported MSC41-C. Never hard code sensitive information
Supported indirectly via MISRA C:2004 rule 6.1. STR04-C. Use plain char for characters in the basic character set
Supported indirectly via MISRA C:2004 rule 6.1 and MISRA C:2012 rule 10.1. STR00-C. Represent characters using an appropriate type
Supported indirectly via MISRA C:2004 Rule 17.4. ARR37-C. Do not add or subtract an integer to a pointer to a non-array object
Supported indirectly via MISRA C:2012 rule 10.1. STR09-C. Don't assume numeric values for expressions with type plain character
Supported indirectly via MISRA C:2012 Rules 5.1, 5.2, 5.3, 5.4 and 5.5. DCL23-C. Guarantee that mutually visible identifiers are unique
Supported indirectly via MISRA C:2012 rules 10.1, 10.3 and 10.4. INT07-C. Use only explicitly signed or unsigned char type for numeric values
Supported, but no explicit checker MSC38-C. Do not treat a predefined identifier as an object if it might only be implemented as a macro
switch-clause-break MSC17-C. Finish every set of statements associated with a case label with a break statement
switch-clause-break-continue MSC17-C. Finish every set of statements associated with a case label with a break statement
switch-clause-break-return MSC17-C. Finish every set of statements associated with a case label with a break statement
switch-default MSC01-C. Strive for logical completeness
switch-label MSC20-C. Do not use a switch statement to transfer control into a complex block
switch-skipped-code DCL41-C. Do not declare variables inside a switch statement before the first case label
temporary-object-modification EXP35-C. Do not modify objects with temporary lifetime
temporary-object-modification MSC15-C. Do not depend on undefined behavior
thread-resource-storage-duration CON34-C. Declare objects shared between threads with appropriate storage durations
trigraph PRE07-C. Avoid using repeated question marks
type-compatibility DCL40-C. Do not create incompatible declarations of the same function or object
type-compatibility MSC40-C. Do not violate constraints
type-compatibility-link DCL40-C. Do not create incompatible declarations of the same function or object
type-compatibility-link MSC40-C. Do not violate constraints
type-specifier DCL31-C. Declare identifiers before using them
type-specifier MSC40-C. Do not violate constraints
typedef-name MSC09-C. Character encoding: Use subset of ASCII for safety
undeclared-parameter DCL31-C. Declare identifiers before using them
undeclared-parameter MSC40-C. Do not violate constraints
uninitialized-local-read EXP33-C. Do not read uninitialized memory
union-member-name MSC09-C. Character encoding: Use subset of ASCII for safety
union-tag-spelling MSC09-C. Character encoding: Use subset of ASCII for safety
universal-character-name-concatenation PRE30-C. Do not create a universal character name through concatenation
unnamed-parameter MSC40-C. Do not violate constraints
unreachable-code-after-jump MSC12-C. Detect and remove code that has no effect or is never executed
unused-function MSC12-C. Detect and remove code that has no effect or is never executed
unused-local-variable MSC13-C. Detect and remove unused values
unused-parameter MSC13-C. Detect and remove unused values
variable-array-length ARR32-C. Ensure size arguments for variable length arrays are in a valid range
wide-narrow-string-cast STR38-C. Do not confuse narrow and wide character strings and functions
wide-narrow-string-cast-implicit STR38-C. Do not confuse narrow and wide character strings and functions