|
Checker
|
Guideline
|
|---|
|
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
|
|
array-index-range
|
ARR30-C. Do not form or use out-of-bounds pointers or array subscripts
|
|
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
|
|
array_out_of_bounds
|
DCL38-C. Use the correct syntax when declaring a flexible array member
|
|
array_out_of_bounds
|
ARR38-C. Guarantee that library functions do not form invalid pointers
|
|
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-function
|
ERR07-C. Prefer functions that support error checking over equivalent functions that don't
|
|
bad-function
|
WIN01-C. Do not forcibly terminate execution
|
|
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
|
|
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
|
|
char-sign-conversion
|
STR34-C. Cast characters to unsigned char before converting to larger integer sizes
|
|
compound-ifelse
|
EXP19-C. 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
|
|
ctype-limits
|
STR37-C. Arguments to character-handling functions must be representable as an unsigned char
|
|
dangling_pointer_use
|
MEM30-C. Do not access freed memory
|
|
dead-assignment
|
MSC12-C. Detect and remove code that has no effect or is never executed
|
|
dead-initializer
|
MSC12-C. Detect and remove code that has no effect or is never executed
|
|
deadlock
|
CON35-C. Avoid deadlock by locking in a predefined order
|
|
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
|
|
errno-reset
|
ERR30-C. Take care when reading errno
|
|
error-information-unused
|
ERR33-C. Detect and handle standard library errors
|
|
error-information-unused
|
EXP12-C. Do not ignore values returned by functions
|
|
error-information-unused-computed
|
ERR33-C. Detect and handle standard library errors
|
|
error-information-unused-computed
|
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
|
|
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
|
|
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
|
|
float-division-by-zero
|
FLP03-C. Detect and handle floating-point errors
|
|
for-loop-float
|
FLP30-C. Do not use floating-point variables as loop counters
|
|
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-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-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
|
|
implicit-function-declaration
|
DCL31-C. Declare identifiers before using them
|
|
implicit-function-declaration
|
DCL07-C. Include the appropriate type information in function declarators
|
|
inappropriate-bool
|
EXP46-C. Do not use a bitwise operator with a Boolean-like operand
|
|
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-argument-type
|
EXP37-C. Call functions with the correct number and type of arguments
|
|
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
|
|
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
|
|
integer-overflow
|
INT30-C. Ensure that unsigned integer operations do not wrap
|
|
integer-overflow
|
INT32-C. Ensure that operations on signed integers do not result in overflow
|
|
integer-overflow
|
INT08-C. Verify that all integer values are in range
|
|
invalid-array-size
|
MSC40-C. Do not violate constraints
|
|
invalid-free
|
MEM34-C. Only free memory allocated dynamically
|
|
language-override
|
DCL37-C. Do not declare or define a reserved identifier
|
|
language-override-c99
|
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-scope
|
DCL19-C. Minimize the scope of variables and functions
|
|
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-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
|
|
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-constant-static-assert
|
MSC40-C. Do not violate constraints
|
|
null-dereferencing
|
EXP34-C. Do not dereference null pointers
|
|
null-dereferencing
|
ARR30-C. Do not form or use out-of-bounds pointers or array subscripts
|
|
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-computed
|
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-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-typedef
|
DCL05-C. Use typedefs of non-pointer types only
|
|
pointered-deallocation
|
DCL30-C. Declare objects with appropriate storage durations
|
|
pointered-deallocation
|
ARR30-C. Do not form or use out-of-bounds pointers or array subscripts
|
|
precision-shift-width
|
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
|
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
|
|
read_data_race
|
CON32-C. Prevent data races when accessing bit-fields from multiple threads
|
|
read_data_race
|
CON43-C. Do not allow data races in multithreaded code
|
|
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-declaration-c99
|
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-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
|
|
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-object-declaration
|
DCL36-C. Do not declare an identifier with conflicting linkage classifications
|
|
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-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()
|
|
stream-argument-with-side-effects
|
FIO41-C. Do not call getc(), putc(), getwc(), or putwc() with a stream argument that has side effects
|
|
string-literal-modfication
|
STR30-C. Do not attempt to modify string literals
|
|
Supported
|
FIO46-C. Do not access a closed file
|
|
Supported
|
ENV31-C. Do not rely on an environment pointer following an operation that may invalidate it
|
|
Supported
|
EXP14-C. Beware of integer promotion when performing bitwise operations on integer types smaller than int
|
|
Supported
|
INT02-C. Understand integer conversion rules
|
|
Supported
|
MSC07-C. Detect and remove dead code
|
|
Supported
|
STR07-C. Use the bounds-checking interfaces for string manipulation
|
|
Supported by stubbing/taint analysis
|
STR02-C. Sanitize data passed to complex subsystems
|
|
Supported by taint analysis
|
INT04-C. Enforce limits on integer values originating from tainted sources
|
|
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 13.2.
|
EXP20-C. Perform explicit tests to determine success, true and false, and equality
|
|
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 5.3.
|
DCL01-C. Do not reuse variable names in subscopes
|
|
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 via MISRA C:2012 Rules 10.1, 10.3, 10.4, 10.6 and 10.7
|
INT31-C. Ensure that integer conversions do not result in lost or misinterpreted data
|
|
Supported via stubbing/taint analysis
|
FIO30-C. Exclude user input from format strings
|
|
Supported, but no explicit checker
|
MEM31-C. Free dynamically allocated memory when no longer needed
|
|
Supported, but no explicit checker
|
MEM36-C. Do not modify the alignment of objects by calling realloc()
|
|
Supported, but no explicit checker
|
FIO39-C. Do not alternately input and output from a stream without an intervening flush or positioning call
|
|
Supported, but no explicit checker
|
FIO42-C. Close files when they are no longer needed
|
|
Supported, but no explicit checker
|
CON30-C. Clean up thread-specific storage
|
|
Supported, but no explicit checker
|
CON31-C. Do not destroy a mutex while it is locked
|
|
Supported, but no explicit checker
|
CON33-C. Avoid race conditions when using library functions
|
|
Supported, but no explicit checker
|
CON39-C. Do not join or detach a thread that was previously joined or detached
|
|
Supported, but no explicit checker
|
MSC32-C. Properly seed pseudorandom number generators
|
|
Supported, but no explicit checker
|
MSC33-C. Do not pass invalid data to the asctime() function
|
|
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
|
|
Supported, but no explicit checker
|
CON01-C. Acquire and release synchronization primitives in the same module, at the same level of abstraction
|
|
Supported, but no explicit checker
|
CON06-C. Ensure that every mutex outlives the data it protects
|
|
Supported, but no explicit checker
|
DCL10-C. Maintain the contract between the writer and caller of variadic functions
|
|
Supported, but no explicit checker
|
INT18-C. Evaluate integer expressions in a larger size before comparing or assigning to that size
|
|
Supported, but no explicit checker
|
MEM04-C. Beware of zero-length allocations
|
|
Supported, but no explicit checker
|
MEM07-C. Ensure that the arguments to calloc(), when multiplied, do not wrap
|
|
Supported, but no explicit checker
|
MSC13-C. Detect and remove unused values
|
|
Supported, but no explicit checker
|
PRE09-C. Do not replace secure functions with deprecated or obsolescent functions
|
|
Supported: Astrée can detect subsequent code defects that this rule aims to prevent.
|
STR11-C. Do not specify the bound of a character array initialized with a string literal
|
|
Supported: Astrée keeps track of all floating point rounding errors and loss of precision and reports code defects resulting from those.
|
FLP36-C. Preserve precision when converting integral values to floating-point type
|
|
Supported: Astrée reports accesses outside the bounds of allocated memory.
|
EXP03-C. Do not assume the size of a structure is the sum of the sizes of its members
|
|
Supported: Astrée reports defects due to returned (empty) strings.
|
FIO37-C. Do not assume that fgets() or fgetws() returns a nonempty string when successful
|
|
Supported: Astrée reports non-standard language elements.
|
MSC23-C. Beware of vendor-specific library and language differences
|
|
Supported: Astrée reports overflows due to insufficient precision.
|
INT35-C. Use correct integer precisions
|
|
Supported: Astrée reports potential infinite loops.
|
MSC21-C. Use robust loop termination conditions
|
|
Supported: Astrée reports potential runtime error resulting from missing checks for exceptional values.
|
FLP04-C. Check floating-point inputs for exceptional values
|
|
Supported: Astrée reports potential runtime errors resulting from invalid pointer arithmetics.
|
EXP08-C. Ensure pointer arithmetic is used correctly
|
|
Supported: Astrée reports runtime errors resulting from invalid assumptions.
|
EXP11-C. Do not make assumptions regarding the layout of structures with bit-fields
|
|
Supported: Astrée reports undefined behavior.
|
MSC15-C. Do not depend on undefined behavior
|
|
Supported: Astrée reports usage of invalid pointers.
|
MEM01-C. Store a new value in pointers immediately after free()
|
|
Supported: This rule aims to prevent truncations and overflows. All possible overflows are reported by Astrée.
|
FLP06-C. Convert integers to floating point for floating-point operations
|
|
SupportedAstrée reports all buffer overflows resulting from copying data to a buffer that is not large enough to hold that data.
|
STR31-C. Guarantee that storage for strings has sufficient space for character data and the null terminator
|
|
SupportedAstrée reports all potential overflows resulting from floating-point conversions.
|
FLP34-C. Ensure that floating-point conversions are within range of the new type
|
|
SupportedAstrée supports the implementation of library stubs to fully verify this guideline.
|
STR32-C. Do not pass a non-null-terminated character sequence to a library function that expects a string
|
|
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
|
|
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
|
|
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
|
|
uninitialized-variable-use
|
EXP33-C. Do not read uninitialized memory
|
|
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
|
MSC12-C. Detect and remove code that has no effect or is never executed
|
|
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
|
|
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
|
|
write-to-constant-memory
|
EXP40-C. Do not modify constant objects
|
|
write-to-string-literal
|
STR30-C. Do not attempt to modify string literals
|
|
write_data_race
|
CON32-C. Prevent data races when accessing bit-fields from multiple threads
|
|
write_data_race
|
CON43-C. Do not allow data races in multithreaded code
|
