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15151919(warning)(warning)

4SIG31-C

ub_143

ub_144

ub_148

ub_149

UB

Class

Description

Practice

1

Anchor
ub_1
ub_1

(error)

A "shall" or "shall not" requirement that appears outside of a constraint is violated (clause 4).

MSC15-C

2

Anchor
ub_2
ub_2

(warning)

A nonempty source file does not end in a new-line character which is not immediately preceded by a backslash character or ends in a partial preprocessing token or comment (5.1.1.2).

 

3

Anchor
ub_3
ub_3

(warning)

Token concatenation produces a character sequence matching the syntax of a universal character name (5.1.1.2).

PRE30-C

4

Anchor
ub_4
ub_4

(warning)

A program in a hosted environment does not define a function named main using one of the specified forms (5.1.2.2.1).

 

5
Anchor
ub_5
ub_5
 The execution of a program contains a data race (5.1.2.4). 

Anchor
ub_6
ub_6

(warning)

A character not in the basic source character set is encountered in a source file, except in an identifier, a character constant, a string literal, a header name, a comment, or a preprocessing token that is never converted to a token (5.2.1).

 

6

Anchor
ub_67
ub_67

(warning)

An identifier, comment, string literal, character constant, or header name contains an invalid multibyte character or does not begin and end in the initial shift state (5.2.1.2).

 

87

Anchor
ub_78
ub_78

(warning)

The same identifier has both internal and external linkage in the same translation unit (6.2.2).

DCL36-C

8

Anchor
ub_89
ub_89

(error)

An object is referred to outside of its lifetime (6.2.4).

DCL30-C

10  9

Anchor
ub_910
ub_910

(error)

The value of a pointer to an object whose lifetime has ended is used (6.2.4).

DCL30-C

1110

Anchor
ub_1011
ub_1011

(warning)

The value of an object with automatic storage duration is used while it is indeterminate (6.2.4, 6.7.8, 6.8).

EXP33-C , MSC22-C

1211

Anchor
ub_1112
ub_1112

(warning)

A trap representation is read by an lvalue expression that does not have character type (6.2.6.1).

EXP33-C

1312

Anchor
ub_1213
ub_1213

(warning)

A trap representation is produced by a side effect that modifies any part of the object using an lvalue expression that does not have character type (6.2.6.1).

 

1413

Anchor
ub_1314
ub_1314

(warning)

The arguments operands to certain operators are such that could they could produce a negative zero result, but the implementation does not support negative zeros (6.2.6.2).

 

1514

Anchor
ub_1415
ub_1415

(warning)

Two declarations of the same object or function specify types that are not compatible (6.2.7).

DCL32-C ,
ARR31-C15

16
Anchor
ub_
16
ub_
16
 A program requires the formation of a composite type from a variable length array type whose size is specified by an expression that is not evaluated (6.2.7). 

17

Anchor
ub_17
ub_17

(warning)

Conversion

(warning)

Conversion to or from an integer type produces a value outside the range that can be represented (6.3.1.4).

FLP34-C

18 16

Anchor
ub_1618
ub_1618

(warning)

Demotion of one real floating type to another produces a value outside the range that can be represented (6.3.1.5).

FLP34-C

19 17

Anchor
ub_1719
ub_1719

(error)

An lvalue does not designate an object when evaluated (6.3.2.1).

 

20 18

Anchor
ub_1820
ub_1820

(warning)

A non-array lvalue with an incomplete type is used in a context that requires the value of the designated object (6.3.2.1).

 19

21
Anchor
ub_
21
ub_
21
 An lvalue designation an object of automatic storage duration that could have been declared with the register storage class is used in a context that requires the value of the designated object, but the object is uninitialized (6.3.2.1). 

22 

Anchor
ub_22
ub_22

(warning)

An lvalue having array type is converted to a pointer to the initial element of the array having array type is converted to a pointer to the initial element of the array, and the array object has register storage class (6.3.2.1).

 

23 20

Anchor
ub_2023
ub_2023

(warning)

An attempt is made to use the value of a void expression, or an implicit or explicit conversion (except to void) is applied to a void expression (6.3.2.2).

 

24 21

Anchor
ub_2124
ub_2124

(warning)

Conversion of a pointer to an integer type produces a value outside the range that can be represented (6.3.2.3).

INT11-C

2522

Anchor
ub_2225
ub_2225

(warning)

Conversion between two pointer types produces a result that is incorrectly aligned (6.3.2.3).

EXP36-C

26 23

Anchor
ub_2326
ub_2326

(error)

A pointer is used to call a function whose type is not compatible with the pointed-to type (6.3.2.3).

DCL35-C

27 24

Anchor
ub_2427
ub_2427

(warning)

An unmatched ' or " character is encountered on a logical source line during tokenization (6.4).

 

28 25

Anchor
ub_2528
ub_2528

(warning)

A reserved keyword token is used in translation phase 7 or 8 for some purpose other than as a keyword (6.4.1).

 

29 26

Anchor
ub_2629
ub_2629

(warning)

A universal character name in an identifier does not designate a character whose encoding falls into one of the specified ranges (6.4.2.1).

 

30 27

Anchor
ub_2730
ub_2730

(warning)

The initial character of an identifier is a universal character name designating a digit (6.4.2.1).

 

31 28

Anchor
ub_2831
ub_2831

(warning)

Two identifiers differ only in nonsignificant characters (6.4.2.1).

DCL32-C

32 29

Anchor
ub_2932
ub_2932

(warning)

The identifier func{} is explicitly declared (6.4.2.2).

 

33 30

Anchor
ub_3033
ub_3033

(info)

The program attempts to modify a string literal (6.4.5).

STR30-C

34 31

Anchor
ub_3134
ub_3134

(warning)

The characters ', back-slash, ", /, or /* occur in the sequence between the < and > delimiters, or the characters ', back-slash, //, or /* occur in the sequence between the " delimiters, in a header name preprocessing token (6.4.7).

 

35 32

Anchor
ub_3235
ub_3235

(warning)

Between two sequence points, an object is modified more than once, or is modified and the prior value is read other than to determine the value to be stored A side effect on a scalar object is unsequenced relative to either a different side effect on the same scalar object or a value computation using the value of the same scalar object (6.5).

EXP30-C

36 33

Anchor
ub_3336
ub_3336

(warning)

An exceptional condition occurs during the evaluation of an expression (6.5).

INT32-C

37 34

Anchor
ub_3437
ub_3437

(warning)

An object has its stored value accessed other than by an lvalue of an allowable type (6.5).

EXP39-C

38 35

Anchor
ub_3538
ub_35

(info)

An attempt is made to modify the result of a function call, a conditional operator, an assignment operator, or a comma operator, or to access it after the next sequence point (6.5.2.2, 6.5.15, 6.5.16, 6.5.17).

EXP35-C

38

36

Anchor
ub_36ub_36

For a call to a function without a function prototype in scope, the number of arguments does not equal the number of parameters (6.5.2.2).

 

39 37

Anchor
ub_3739
ub_3739

(warning)

For call to a function without a function prototype in scope where the function is defined with a function prototype, either the prototype ends with an ellipsis or the types of the arguments after promotion are not compatible with the types of the parameters (6.5.2.2).

 

40 38

Anchor
ub_3840
ub_3840

(warning)

For a call to a function without a function prototype in scope where the function is not defined with a function prototype, the types of the arguments after promotion are not compatible with those of the parameters after promotion (with certain exceptions) (6.5.2.2).

 

41 39

Anchor
ub_3941
ub_3941

(warning)

A function is defined with a type that is not compatible with the type (of the expression) pointed to by the expression that denotes the called function (6.5.2.2).

 

42
Anchor
ub_42
ub_42
 A member of an atomic structure or union is accessed (6.5.2.3). 

4340

Anchor
ub_4043
ub_4043

(error)

The operand of the unary * operator has an invalid value (6.5.3.2).

 

4441

Anchor
ub_4144
ub_4144

(warning)

A pointer is converted to other than an integer or pointer type (6.5.4).

 

45 42

Anchor
ub_4245
ub_4245

(warning)

The value of the second operand of the / or % operator is zero (6.5.5).

INT33-C

46 43

Anchor
ub_4346
ub_4346

(warning)

Addition or subtraction of a pointer into, or just beyond, an array object and an integer type produces a result that does not point into, or just beyond, the same array object (6.5.6).

ARR30-C

47 44

Anchor
ub_4447
ub_4447

(error)

Addition or subtraction of a pointer into, or just beyond, an array object and an integer type produces a result that points just beyond the array object and is used as the operand of a unary * operator that is evaluated (6.5.6).

ARR30-C

48 45

Anchor
ub_4548
ub_4548

(warning)

Pointers that do not point into, or just beyond, the same array object are subtracted (6.5.6).

ARR36-C

49 46

Anchor
ub_4649
ub_4649

(warning)

An array subscript is out of range, even if an object is apparently accessible with the given subscript (as in the lvalue expression a[1][7] given the declaration int a[4][5]) (6.5.6).

ARR30-C

50 47

Anchor
ub_4750
ub_4750

(warning)

The result of subtracting two pointers is not representable in an object of type ptrdiff_t (6.5.6).

 

5148

Anchor
ub_4851
ub_4851

(warning)

An expression is shifted by a negative number or by an amount greater than or equal to the width of the promoted expression (6.5.7).

INT34-C

52 49

Anchor
ub_4952
ub_4952

(warning)

An expression having signed promoted type is left-shifted and either the value of the expression is negative or the result of shifting would be not be representable in the promoted type (6.5.7).

 

5350

Anchor
ub_5053
ub_5053

(warning)

Pointers that do not point to the same aggregate or union (nor just beyond the same array object) are compared using relational operators (6.5.8).

ARR36-C

5451

Anchor
ub_5154
ub_5154

(warning)

An object is assigned to an inexactly overlapping object or to an exactly overlapping object with incompatible type (6.5.16.1).

 

5552

Anchor
ub_5255
ub_5255

(warning)

An expression that is required to be an integer constant expression does not have an integer type; has operands that are not integer constants, enumeration constants, character constants, sizeof expressions whose results are integer constants, or immediately-cast floating constants; or contains casts (outside operands to sizeof operators) other than conversions of arithmetic types to integer types (6.6).

 

56 53

Anchor
ub_5356
ub_5356

(warning)

A constant expression in an initializer is not, or does not evaluate to, one of the following: an arithmetic constant expression, a null pointer constant, an address constant, or an address constant for an object type plus or minus an integer constant expression (6.6).

 

57 54

Anchor
ub_5457
ub_5457

(warning)

An arithmetic constant expression does not have arithmetic type; has operands that are not integer constants, floating constants, enumeration constants, character constants, or sizeof expressions; or contains casts (outside operands to sizeof operators) other than conversions of arithmetic types to arithmetic types (6.6).

 

5855

Anchor
ub_5558
ub_5558

(warning)

The value of an object is accessed by an array-subscript [], member-access . or ->, address &, or indirection * operator or a pointer cast in creating an address constant (6.6).

 

59 56

Anchor
ub_5659
ub_5659

(warning)

An identifier for an object is declared with no linkage and the type of the object is incomplete after its declarator, or after its init-declarator if it has an initializer (6.7).

 

6057

Anchor
ub_5760
ub_5760

(warning)

A function is declared at block scope with an explicit storage-class specifier other than extern (6.7.1).

 

61 58

Anchor
ub_5861
ub_5861

(warning)

A structure or union is defined as containing no named members (6.7.2.1).

 

62 59

Anchor
ub_5962
ub_5962

(warning)

An attempt is made to access, or generate a pointer to just past, a flexible array member of a structure when the referenced object provides no elements for that array (6.7.2.1).

ARR30-C

6360

Anchor
ub_6063
ub_6063

(warning)

When the complete type is needed, an incomplete structure or union type is not completed in the same scope by another declaration of the tag that defines the content (6.7.2.3).

 

64 61

Anchor
ub_6164
ub_6164

(info)

An attempt is made to modify an object defined with a const-qualified type through use of an lvalue with non-const-qualified type (6.7.3).

EXP05-C , EXP40-C

65 62

Anchor
ub_6265
ub_6265

(warning)

An attempt is made to refer to an object defined with a volatile-qualified type through use of an lvalue with non-volatile-qualified type (6.7.3).

EXP32-C

6663

Anchor
ub_6366
ub_6366

(warning)

The specification of a function type includes any type qualifiers (6.7.3).

 

6764

Anchor
ub_6467
ub_6467

(warning)

Two qualified types that are required to be compatible do not have the identically qualified version of a compatible type (6.7.3).

 

6865

Anchor
ub_6568
ub_6568

(warning)

An object which has been modified is accessed through a restrict-qualified pointer to a const-qualified type, or through a restrict-qualified pointer and another pointer that are not both based on the same object (6.7.3.1).

DCL33-C

6966

Anchor
ub_6669
ub_6669

(warning)

A restrict-qualified pointer is assigned a value based on another restricted pointer whose associated block neither began execution before the block associated with this pointer, nor ended before the assignment (6.7.3.1).

 

7067

Anchor
ub_6770
ub_6770

(warning)

A function with external linkage is declared with an inline function specifier, but is not also defined in the same translation unit is not also defined in the same translation unit (6.7.4).

 

71
Anchor
ub_71
ub_71
 A function declared with a _Noreturn function specifier returns to its caller (6.7.4). 
72
Anchor
ub_72
ub_72
 The definition of an object has an alignment specifier and another declaration of that object has a different alignment specifier (6.7.5). 
73
Anchor
ub_73
ub_73
 Declarations of an object in different translation units have different alignment specifiers (6.7.5). 

7468

Anchor
ub_6874
ub_6874

(warning)

Two pointer types that are required to be compatible are not identically qualified, or are not pointers to compatible types (6.7.56.1).

 

75 69

Anchor
ub_6975
ub_6975

(warning)

The size expression in an array declaration is not a constant expression and evaluates at program execution time to a nonpositive value (6.7.56.2).

ARR32-C

76 70

Anchor
ub_7076
ub_7076

(warning)

In a context requiring two array types to be compatible, they do not have compatible element types, or their size specifiers evaluate to unequal values (6.7.56.2).

ARR34-C

7771

Anchor
ub_7177
ub_7177

(warning)

A declaration of an array parameter includes the keyword static within the [ and ] and the corresponding argument does not provide access to the first element of an array with at least the specified number of elements (6.7.56.3).

 

7872

Anchor
ub_7278
ub_7278

(warning)

A storage-class specifier or type qualifier modifies the keyword void as a function parameter type list (6.7.56.3).

 

7973

Anchor
ub_7379
ub_7379

(warning)

In a context requiring two function types to be compatible, they do not have compatible return types, or their parameters disagree in use of the ellipsis terminator or the number and type of parameters (after default argument promotion, when there is no parameter type list or when one type is specified by a function definition with an identifier list) (6.7.56.3).

 

8074

Anchor
ub_7480
ub_7480

(warning)

The value of an unnamed member of a structure or union is used (6.7.89).

 

81 75

Anchor
ub_7581
ub_7581

(warning)

The initializer for a scalar is neither a single expression nor a single expression enclosed in braces (6.7.89).

 

8276

Anchor
ub_7682
ub_7682

(warning)

The initializer for a structure or union object that has automatic storage duration is neither an initializer list nor a single expression that has compatible structure or union type (6.7.89).

 

8377

Anchor
ub_7783
ub_7783

(warning)

The initializer for an aggregate or union, other than an array initialized by a string literal, is not a brace-enclosed list of initializers for its elements or members (6.7.89).

 

8478

Anchor
ub_7884
ub_7884

(warning)

An identifier with external linkage is used, but in the program there does not exist exactly one external definition for the identifier, or the identifier is not used and there exist multiple external definitions for the identifier (6.9).

 

8579

Anchor
ub_7985
ub_7985

(warning)

A function definition includes an identifier list, but the types of the parameters are not declared in a following declaration list (6.9.1).

 

86 80

Anchor
ub_8086
ub_8086

(warning)

An adjusted parameter type in a function definition is not an object type (6.9.1).

 

87 81

Anchor
ub_8187
ub_8187

(warning)

A function that accepts a variable number of arguments is defined without a parameter type list that ends with the ellipsis notation (6.9.1).

 

8882

Anchor
ub_8288
ub_8288

(warning)

The } that terminates a function is reached, and the value of the function call is used by the caller (6.9.1).

MSC37-C

8983

Anchor
ub_8389
ub_8389

(warning)

An identifier for an object with internal linkage and an incomplete type is declared with a tentative definition (6.9.2).

 

9084

Anchor
ub_8490
ub_8490

(warning)

The token defined is generated during the expansion of a #if or #elif preprocessing directive, or the use of the defined unary operator does not match one of the two specified forms prior to macro replacement (6.10.1).

 

9185

Anchor
ub_8591
ub_8591

(warning)

The #include preprocessing directive that results after expansion does not match one of the two header name forms (6.10.2).

 

9286

Anchor
ub_8692
ub_8692

(warning)

The character sequence in an #include preprocessing directive does not start with a letter (6.10.2).

 

93 87

Anchor
ub_8793
ub_8793

(warning)

There are sequences of preprocessing tokens within the list of macro arguments that would otherwise act as preprocessing directives (6.10.3).

PRE32-C

94 88

Anchor
ub_8894
ub_8894

(warning)

The result of the preprocessing operator # is not a valid character string literal (6.10.3.2).

 

95 89

Anchor
ub_8995
ub_8995

(warning)

The result of the preprocessing operator ## is not a valid preprocessing token (6.10.3.3).

 

96 90

Anchor
ub_9096
ub_9096

(warning)

The #line preprocessing directive that results after expansion does not match one of the two well-defined forms, or its digit sequence specifies zero or a number greater than 2147483647 (6.10.4).

 

9791

Anchor
ub_9197
ub_9197

(warning)

A non-STDC #pragma preprocessing directive that is documented as causing translation failure or some other form of undefined behavior is encountered (6.10.6).

 

98 92

Anchor
ub_9298
ub_9298

(warning)

A #pragma STDC preprocessing directive does not match one of the well-defined forms (6.10.6).

 

9993

Anchor
ub_9399
ub_9399

(warning)

The name of a predefined macro, or the identifier defined, is the subject of a #define or #undef preprocessing directive (6.10.8).

 

100 94

Anchor
ub_94100
ub_94100

(warning)

An attempt is made to copy an object to an overlapping object by use of a library function, other than as explicitly allowed (e.g., memmove) (clause 7).

 

10195

Anchor
ub_95101
ub_95101

(warning)

A file with the same name as one of the standard headers, not provided as part of the implementation, is placed in any of the standard places that are searched for included source files (7.1.2).

 

10296

Anchor
ub_96102
ub_96102

(warning)

A header is included within an external declaration or definition (7.1.2).

 

10397

Anchor
ub_97103
ub_97103

(warning)

A function, object, type, or macro that is specified as being declared or defined by some standard header is used before any header that declares or defines it is included (7.1.2).

 

10498

Anchor
ub_98104
ub_98104

(warning)

A standard header is included while a macro is defined with the same name as a keyword (7.1.2).

 

10599

Anchor
ub_99105
ub_99105

(warning)

The program attempts to declare a library function itself, rather than via a standard header, but the declaration does not have external linkage (7.1.2).

 

106100

Anchor
ub_100106
ub_100106

(warning)

The program declares or defines a reserved identifier, other than as allowed by 7.1.4 (7.1.3).

DCL37-C

107101

Anchor
ub_101107
ub_101107

(warning)

The program removes the definition of a macro whose name begins with an underscore and either an uppercase letter or another underscore (7.1.3).

 

108102

Anchor
ub_102108
ub_102108

(error)

An argument to a library function has an invalid value or a type not expected by a function with variable number of arguments (7.1.4).

 

109103

Anchor
ub_103109
ub_103109

(info)

The pointer passed to a library function array parameter does not have a value such that all address computations and object accesses are valid (7.1.4).

 

110104

Anchor
ub_104110
ub_104110

(warning)

The macro definition of assert is suppressed in order to access an actual function (7.2).

MSC38-C

111 105

Anchor
ub_105111
ub_105111

(warning)

The argument to the assert macro does not have a scalar type (7.2).

 

112106

Anchor
ub_106112
ub_106112

(warning)

The CX_LIMITED_RANGE, FENV_ACCESS, or FP_CONTRACT pragma is used in any context other than outside all external declarations or preceding all explicit declarations and statements inside a compound statement (7.3.4, 7.6.1, 7.12.2).

 

113107

Anchor
ub_107113
ub_107113

(warning)

The value of an argument to a character handling function is neither equal to the value of EOF nor representable as an unsigned char (7.4).

STR37-C

114108

Anchor
ub_108114
ub_108114

(warning)

A macro definition of errno is suppressed in order to access an actual object, or the program defines an identifier with the name errno (7.5).

MSC38-C

115109

Anchor
ub_109115
ub_109115

(warning)

Part of the program tests floating-point status flags, sets floating-point control modes, or runs under non-default mode settings, but was translated with the state for the FENV_ACCESS pragma "off" (7.6.1).

 

116110

Anchor
ub_110116
ub_110116

(warning)

The exception-mask argument for one of the functions that provide access to the floating-point status flags has a nonzero value not obtained by bitwise OR of the floating-point exception macros (7.6.2).

 

117111

Anchor
ub_111117
ub_111117

(warning)

The fesetexceptflag function is used to set floating-point status flags that were not specified in the call to the fegetexceptflag function that provided the value of the corresponding fexcept_t object (7.6.2.4).

 

118112

Anchor
ub_112118
ub_112118

(warning)

The argument to fesetenv or feupdateenv is neither an object set by a call to fegetenv or feholdexcept, nor is it an environment macro (7.6.4.3, 7.6.4.4).

 

119 113

Anchor
ub_113119
ub_113119

(warning)

The value of the result of an integer arithmetic or conversion function cannot be represented (7.8.2.1, 7.8.2.2, 7.8.2.3, 7.8.2.4, 7.2022.6.1, 7.2022.6.2, 7.2022.1).

ERR07-C

120114

Anchor
ub_114120
ub_114120

(info)

The program modifies the string pointed to by the value returned by the setlocale function (7.11.1.1).

ENV30-C

121 115

Anchor
ub_115121
ub_115121

(info)

The program modifies the structure pointed to by the value returned by the localeconv function (7.11.2.1).

ENV30-C

122116

Anchor
ub_116122
ub_116122

(warning)

A macro definition of math_errhandling is suppressed or the program defines an identifier with the name math_errhandling (7.12).

MSC38-C

123117

Anchor
ub_117123
ub_117123

(warning)

An argument to a floating-point classification or comparison macro is not of real floating type (7.12.3, 7.12.14).

 

124118

Anchor
ub_118124
ub_118124

(warning)

A macro definition of setjmp is suppressed in order to access an actual function, or the program defines an external identifier with the name setjmp (7.13).

MSC38-C

125119

Anchor
ub_119125
ub_119125

(warning)

An invocation of the setjmp macro occurs other than in an allowed context (7.13.2.1).

MSC22-C

126 120

Anchor
ub_120126
ub_120126

(info)

The longjmp function is invoked to restore a nonexistent environment (7.13.2.1).

MSC22-C

127121

Anchor
ub_121127
ub_121127

(warning)

After a longjmp, there is an attempt to access the value of an object of automatic storage class with non-volatile-qualified type, local to the function containing the invocation of the corresponding setjmp macro, that was changed between the setjmp invocation and longjmp call (7.13.2.1).

MSC22-C

128 122

Anchor
ub_122128
ub_122128

(info)

The program specifies an invalid pointer to a signal handler function (7.14.1.1).

 

129 123

Anchor
ub_123129
ub_123129

(warning)

A signal handler returns when the signal corresponded signal corresponded to a computational exception (7.14.1.1).

SIG31-C

130
Anchor
ub_130
ub_130
 A signal handler called in response to SIGFPE, SIGILL, SIGSEGV, or any other implementation-defined value corresponding to a computational exception returns (7.14.1.1). 

131124

Anchor
ub_124131
ub_124131

(info)

A signal occurs as the result of calling the abort or raise function, and the signal handler calls the raise function (7.14.1.1).

SIG33-C

132125

Anchor
ub_125132
ub_125132

(warning)

A signal occurs other than as the result of calling the abort or raise function, and the signal handler refers to an object with static or thread storage duration that is not a lock-free atomic object other than by assigning a value to an object declared as volatile sig_atomic_t, or calls any function in the standard library other than the abort function, the _Exit function, the quick_exit function, or the signal function (for the same signal number) (7.14.1.1).

SIG31-C

133 126

Anchor
ub_126133
ub_126133

(warning)

The value of errno is referred to after a signal occurred other than as the result of calling the abort or raise function and the corresponding signal handler obtained a SIG_ERR return from a call to the signal function (7.14.1.1).

ERR32-C

134127

Anchor
ub_127134
ub_127134

(info)

A signal is generated by an asynchronous signal handler signal handler (7.14.1.1).

 

135
Anchor
ub_135
ub_135
 The signal function is used in a multi-threaded program (7.14.1.1). 

136 128

Anchor
ub_128136
ub_128136

(warning)

A function with a variable number of arguments attempts to access its varying arguments other than through a properly declared and initialized va_list object, or before the va_start macro is invoked (7.1516, 7.1516.1.1, 7.1516.1.4).

 

137129

Anchor
ub_129137
ub_129137

(warning)

The macro va_arg is invoked using the parameter ap that was passed to a function that invoked the macro va_arg with the same parameter (7.1516).

 

138130

Anchor
ub_130138
ub_130138

(warning)

A macro definition of va_start, va_arg, va_copy, or va_end is suppressed in order to access an actual function, or the program defines an external identifier with the name va_copy or va_end (7.1516.1).

MSC38-C

139131

Anchor
ub_131139
ub_131139

(warning)

The va_start or va_copy macro is invoked without a corresponding invocation of the va_end macro in the same function, or vice versa (7.1516.1, 7.1516.1.2, 7.1516.1.3, 7.1516.1.4).

 

140132

Anchor
ub_132140
ub_132140

(warning)

The type parameter to the va_arg macro is not such that a pointer to an object of that type can be obtained simply by postfixing a * (7.1516.1.1).

 

141133

Anchor
ub_133141
ub_133141

(warning)

The va_arg macro is invoked when there is no actual next argument, or with a specified type that is not compatible with the promoted type of the actual next argument, with certain exceptions (7.1516.1.1).

DCL10-C

142134

Anchor
ub_134142
ub_134142

(warning)

The va_copy or va_start macro is called to initialize a va_list that was previously initialized by either macro without an intervening invocation of the va_end macro for the same va_list (7.1516.1.2, 7.1516.1.4).

 

143 135

Anchor
ub_135143
ub_135143

(warning)

The parameter parmN of a va_start macro is declared with the register storage class, with a function or array type, or with a type that is not compatible with the type that results after application of the default argument promotions (7.1516.1.4).

 

144136

Anchor
ub_136144
ub_136144

(warning)

The member designator parameter of an offsetof macro is an invalid right operand of the . operator for the type parameter, or designates a bit-field (7.1719).

EXP38-C

145 137

Anchor
ub_137145
ub_137145

(warning)

The argument in an instance of one of the integer-constant macros is not a decimal, octal, or hexadecimal constant, or it has a value that exceeds the limits for the corresponding type (7.1820.4).

 

146138

Anchor
ub_138146
ub_138146

(info)

A byte input/output function is applied to a wide-oriented stream, or a wide character input/output function is applied to a byte-oriented stream (7.1921.2).

 

147139

Anchor
ub_139147
ub_139147

 

Use is made of any portion of a file beyond the most recent wide character written to a wide-oriented stream (7.1921.2).

 

148140

Anchor
ub_140148
ub_140148

(info)

The value of a pointer to a FILE object is used after the associated file is closed (7.1921.3).

FIO42-C

149141

Anchor
ub_141149
ub_141149

(info)

The stream for the fflush function points to an input stream or to an update stream in which the most recent operation was input (7.1921.5.2).

 142 anchor

ub_142

ub_142

(plus)

The string pointed to by the mode argument in a call to the fopen function does not exactly match one of the specified character sequences (7.19.5.3).

 143

Anchor

ub_143

(info)

An output operation on an update stream is followed by an input operation without an intervening call to the fflush function or a file positioning function, or an input operation on an update stream is followed by an output operation with an intervening call to a file positioning function (7.19.5.3).

FIO39-C 144

Anchor

ub_144

(warning)

An attempt is made to use the contents of the array that was supplied in a call to the setvbuf function (7.19.5.6).

 

145anchor

ub_145ub_145

(info)

There are insufficient arguments for the format in a call to one of the formatted input/output functions, or an argument does not have an appropriate type (7.19.6.1, 7.19.6.2, 7.24.2.1, 7.24.2.2).

FIO00-C 146 anchor

ub_146

ub_146

(info)

The format in a call to one of the formatted input/output functions or to the strftime or wcsftime function is not a valid multibyte character sequence that begins and ends in its initial shift state (7.19.6.1, 7.19.6.2, 7.23.3.5, 7.24.2.1, 7.24.2.2, 7.24.5.1).

 147 anchor

ub_147

ub_147

(warning)

In a call to one of the formatted output functions, a precision appears with a conversion specifier other than those described (7.19.6.1, 7.24.2.1).

FIO00-C 148

Anchor

ub_148

(info)

A conversion specification for a formatted output function uses an asterisk to denote an argument-supplied field width or precision, but the corresponding argument is not provided (7.19.6.1, 7.24.2.1).

FIO00-C

149

Anchor
ub_149

(warning)

A conversion specification for a formatted output function uses a # or 0 flag with a conversion specifier other than those described (7.19.6.1, 7.24.2.1).

FIO00-C

150

Anchor
ub_150
ub_150

(info)

A conversion specification for one of the formatted input/output functions uses a length modifier with a conversion specifier other than those described (7.19.6.1, 7.19.6.2, 7.24.2.1, 7.24.2.2).

FIO00-C

151

Anchor
ub_151
ub_151

(info)

An s conversion specifier is encountered by one of the formatted output functions, and the argument is missing the null terminator (unless a precision is specified that does not require null termination) (7.19.6.1, 7.24.2.1).

 

152

Anchor
ub_152
ub_152

(warning)

An n conversion specification for one of the formatted input/output functions includes any flags, an assignment-suppressing character, a field width, or a precision (7.19.6.1, 7.19.6.2, 7.24.2.1, 7.24.2.2).

 

153

Anchor
ub_153
ub_153

(warning)

A % conversion specifier is encountered by one of the formatted input/output functions, but the complete conversion specification is not exactly %% (7.19.6.1, 7.19.6.2, 7.24.2.1, 7.24.2.2).

FIO00-C

154

Anchor
ub_154
ub_154

(warning)

An invalid conversion specification is found in the format for one of the formatted input/output functions, or the strftime or wcsftime function (7.19.6.1, 7.19.6.2, 7.23.3.5, 7.24.2.1, 7.24.2.2, 7.24.5.1).

FIO00-C

155

Anchor
ub_155
ub_155

(warning)

The number of characters transmitted by a formatted output function is greater than INT_MAX (7.19.6.1, 7.19.6.3, 7.19.6.8, 7.19.6.10).

 

156

Anchor
ub_156
ub_156

(info)

The result of a conversion by one of the formatted input functions cannot be represented in the corresponding object, or the receiving object does not have an appropriate type (7.19.6.2, 7.24.2.2).

 

157

Anchor
ub_157
ub_157

(info)

A c, s, or [ conversion specifier is encountered by one of the formatted input functions, and the array pointed to by the corresponding argument is not large enough to accept the input sequence (and a null terminator if the conversion specifier is s or [) (7.19.6.2, 7.24.2.2).

 

158

Anchor
ub_158
ub_158

(info)

A c, s, or [ conversion specifier with an l qualifier is encountered by one of the formatted input functions, but the input is not a valid multibyte character sequence that begins in the initial shift state (7.19.6.2, 7.24.2.2).

 

159

Anchor
ub_159
ub_159

(warning)

The input item for a %p conversion by one of the formatted input functions is not a value converted earlier during the same program execution (7.19.6.2, 7.24.2.2).

 

160

Anchor
ub_160
ub_160

(info)

The vfprintf, vfscanf, vprintf, vscanf, vsnprintf, vsprintf, vsscanf, vfwprintf, vfwscanf, vswprintf, vswscanf, vwprintf, or vwscanf function is called with an improperly initialized va_list argument, or the argument is used (other than in an invocation of va_end) after the function returns (7.19.6.8, 7.19.6.9, 7.19.6.10, 7.19.6.11, 7.19.6.12, 7.19.6.13, 7.19.6.14, 7.24.2.5, 7.24.2.6, 7.24.2.7, 7.24.2.8, 7.24.2.9, 7.24.2.10).

 

161

Anchor
ub_161
ub_161

(warning)

The contents of the array supplied in a call to the fgets, gets, or fgetws function are used after a read error occurred (7.19.7.2, 7.19.7.7, 7.24.3.2).

FIO40-C

162

Anchor
ub_162
ub_162

(warning)

The file position indicator for a binary stream is used after a call to the ungetc function where its value was zero before the call (7.19.7.11).

 

163

Anchor
ub_163
ub_163

(warning)

The file position indicator for a stream is used after an error occurred during a call to the fread or fwrite function (7.19.8.1, 7.19.8.2).

 

164

Anchor
ub_164
ub_164

(warning)

A partial element read by a call to the fread function is used (7.19.8.1).

 

165

Anchor
ub_165
ub_165

(warning)

The fseek function is called for a text stream with a nonzero offset and either the offset was not returned by a previous successful call to the ftell function on a stream associated with the same file or whence is not SEEK_SET (7.19.9.2).

 

166

Anchor
ub_166
ub_166

(warning)

The fsetpos function is called to set a position that was not returned by a previous successful call to the fgetpos function on a stream associated with the same file (7.19.9.3).

 

167

Anchor
ub_167
ub_167

(warning)

A non-null pointer returned by a call to the calloc, malloc, or realloc function with a zero requested size is used to access an object (7.20.3).

MEM04-C

168

Anchor
ub_168
ub_168

(error)

The value of a pointer that refers to space deallocated by a call to the free or realloc function is used (7.20.3).

MEM30-C

169

Anchor
ub_169
ub_169

(info)

The pointer argument to the free or realloc function does not match a pointer earlier returned by calloc, malloc, or realloc, or the space has been deallocated by a call to free or realloc (7.20.3.2, 7.20.3.4).

MEM31-C , MEM34-C

170

Anchor
ub_170
ub_170

(warning)

The value of the object allocated by the malloc function is used (7.20.3.3).

MEM09-C

171

Anchor
ub_171
ub_171

(warning)

The value of any bytes in a new object allocated by the realloc function beyond the size of the old object are used (7.20.3.4).

MEM09-C

172

Anchor
ub_172
ub_172

(warning)

The program executes more than one call to the exit function (7.20.4.3).

ENV32-C

173

Anchor
ub_173
ub_173

(warning)

During the call to a function registered with the atexit function, a call is made to the longjmp function that would terminate the call to the registered function (7.20.4.3).

ENV32-C

174

Anchor
ub_174
ub_174

(info)

The string set up by the getenv or strerror function is modified by the program (7.20.4.5, 7.21.6.2).

ENV30-C

175

Anchor
ub_175
ub_175

(info)

A command is executed through the system function in a way that is documented as causing termination or some other form of undefined behavior (7.20.4.6).

 

176

Anchor
ub_176
ub_176

(info)

A searching or sorting utility function is called with an invalid pointer argument, even if the number of elements is zero (7.20.5).

 

177

Anchor
ub_177
ub_177

(warning)

The comparison function called by a searching or sorting utility function alters the contents of the array being searched or sorted, or returns ordering values inconsistently (7.20.5).

 

178

Anchor
ub_178
ub_178

(warning)

The array being searched by the bsearch function does not have its elements in proper order (7.20.5.1).

 

179

Anchor
ub_179
ub_179

(warning)

The current conversion state is used by a multibyte/wide character conversion function after changing the LC_CTYPE category (7.20.7).

 

180

Anchor
ub_180
ub_180

(error)

A string or wide string utility function is instructed to access an array beyond the end of an object (7.21.1, 7.24.4).

STR35-C

181

Anchor
ub_181
ub_181

(info)

A string or wide string utility function is called with an invalid pointer argument, even if the length is zero (7.21.1, 7.24.4).

 

182

Anchor
ub_182
ub_182

(warning)

The contents of the destination array are used after a call to the strxfrm, strftime, wcsxfrm, or wcsftime function in which the specified length was too small to hold the entire null-terminated result (7.21.4.5, 7.23.3.5, 7.24.4.4.4, 7.24.5.1).

 

183

Anchor
ub_183
ub_183

(warning)

The first argument in the very first call to the strtok or wcstok is a null pointer (7.21.5.8, 7.24.4.5.7).

 

184

Anchor
ub_184
ub_184

(warning)

The type of an argument to a type-generic macro is not compatible with the type of the corresponding parameter of the selected function (7.22).

 

185

Anchor
ub_185
ub_185

(warning)

A complex argument is supplied for a generic parameter of a type-generic macro that has no corresponding complex function (7.22).

 

186

Anchor
ub_186
ub_186

(warning)

The argument corresponding to an s specifier without an l qualifier in a call to the fwprintf function does not point to a valid multibyte character sequence that begins in the initial shift state (7.24.2.11).

 

187

Anchor
ub_187
ub_187

(info)

In a call to the wcstok function, the object pointed to by ptr does not have the value stored by the previous call for the same wide string (7.24.4.5.7).

 

188

Anchor
ub_188
ub_188

(info)

An mbstate_t object is used inappropriately (7.24.6).

EXP33-C

189

Anchor
ub_189
ub_189

(warning)

The value of an argument of type wint_t to a wide character classification or case mapping function is neither equal to the value of WEOF nor representable as a wchar_t (7.25.1).

 

190

Anchor
ub_190
ub_190

(warning)

The iswctype function is called using a different LC_CTYPE category from the one in effect for the call to the wctype function that returned the description (7.25.2.2.1).

 

191

Anchor
ub_191
ub_191

(warning)

The towctrans function is called using a different LC_CTYPE category from the one in effect for the call to the wctrans function that returned the description (7.25.3.2.1).

 

...