reference, declarationdefinition
definition → references, declarations, derived classes, virtual overrides
reference to multiple definitions → definitions
unreferenced
    1
    2
    3
    4
    5
    6
    7
    8
    9
   10
   11
   12
   13
   14
   15
   16
   17
   18
   19
   20
   21
   22
   23
   24
   25
   26
   27
   28
   29
   30
   31
   32
   33
   34
   35
   36
   37
   38
   39
   40
   41
   42
   43
   44
   45
   46
   47
   48
   49
   50
   51
   52
   53
   54
   55
   56
   57
   58
   59
   60
   61
   62
   63
   64
   65
   66
//C
void test() {
   void (*foo)(void);
   foo = 0;
   foo(); // warn: function pointer is null
 }

 // C++
 class C {
 public:
   void f();
 };

 void test() {
   C *pc;
   pc->f(); // warn: object pointer is uninitialized
 }

 // C++
 class C {
 public:
   void f();
 };

 void test() {
   C *pc = 0;
   pc->f(); // warn: object pointer is null
 }

 // Objective-C
 @interface MyClass : NSObject
 @property (readwrite,assign) id x;
 - (long double)longDoubleM;
 @end

 void test() {
   MyClass *obj1;
   long double ld1 = [obj1 longDoubleM];
     // warn: receiver is uninitialized
 }

 // Objective-C
 @interface MyClass : NSObject
 @property (readwrite,assign) id x;
 - (long double)longDoubleM;
 @end

 void test() {
   MyClass *obj1;
   id i = obj1.x; // warn: uninitialized object pointer
 }

 // Objective-C
 @interface Subscriptable : NSObject
 - (id)objectAtIndexedSubscript:(unsigned int)index;
 @end

 @interface MyClass : Subscriptable
 @property (readwrite,assign) id x;
 - (long double)longDoubleM;
 @end

 void test() {
   MyClass *obj1;
   id i = obj1[0]; // warn: uninitialized object pointer
 }