void clang_analyzer_eval(bool);
class A {
public:
virtual void f(){};
};
class B : public A{
public:
int m;
};
class C : public A{};
class BB: public B{};
int testDynCastFromRadar() {
B aa;
A *a = &aa;
const int* res = 0;
B *b = dynamic_cast<B*>(a);
static const int i = 5;
if(b) {
res = &i;
} else {
res = 0;
}
return *res; }
int testBaseToBase1() {
B b;
B *pb = &b;
B *pbb = dynamic_cast<B*>(pb);
const int* res = 0;
static const int i = 5;
if (pbb) {
res = &i;
} else {
res = 0;
}
return *res; }
int testMultipleLevelsOfSubclassing1() {
BB bb;
B *pb = &bb;
A *pa = pb;
B *b = dynamic_cast<B*>(pa);
const int* res = 0;
static const int i = 5;
if (b) {
res = &i;
} else {
res = 0;
}
return *res; }
int testMultipleLevelsOfSubclassing2() {
BB bb;
A *pbb = &bb;
B *b = dynamic_cast<B*>(pbb);
BB *s = dynamic_cast<BB*>(b);
const int* res = 0;
static const int i = 5;
if (s) {
res = &i;
} else {
res = 0;
}
return *res; }
int testMultipleLevelsOfSubclassing3() {
BB bb;
A *pbb = &bb;
B *b = dynamic_cast<B*>(pbb);
return b->m; }
int testLHS() {
B aa;
A *a = &aa;
return (dynamic_cast<B*>(a))->m;
}
int testLHS2() {
B aa;
A *a = &aa;
return (*dynamic_cast<B*>(a)).m;
}
int testDynCastUnknown2(class A *a) {
B *b = dynamic_cast<B*>(a);
return b->m; }
int testDynCastUnknown(class A *a) {
B *b = dynamic_cast<B*>(a);
const int* res = 0;
static const int i = 5;
if (b) {
res = &i;
} else {
res = 0;
}
return *res; }
int testDynCastFail2() {
C c;
A *pa = &c;
B *b = dynamic_cast<B*>(pa);
return b->m; }
int testLHSFail() {
C c;
A *a = &c;
return (*dynamic_cast<B*>(a)).m; }
int testBaseToDerivedFail() {
A a;
B *b = dynamic_cast<B*>(&a);
return b->m; }
int testConstZeroFail() {
B *b = dynamic_cast<B*>((A *)0);
return b->m; }
int testConstZeroFail2() {
A *a = 0;
B *b = dynamic_cast<B*>(a);
return b->m; }
int testUpcast() {
B b;
A *a = dynamic_cast<A*>(&b);
const int* res = 0;
static const int i = 5;
if (a) {
res = &i;
} else {
res = 0;
}
return *res; }
int testCastToVoidStar() {
A a;
void *b = dynamic_cast<void*>(&a);
const int* res = 0;
static const int i = 5;
if (b) {
res = &i;
} else {
res = 0;
}
return *res; }
int testReferenceSuccesfulCast() {
B rb;
B &b = dynamic_cast<B&>(rb);
int *x = 0;
return *x; }
int testReferenceFailedCast() {
A a;
B &b = dynamic_cast<B&>(a);
int *x = 0;
return *x; }
int testDynCastMostLikelyWillFail(C *c) {
B *b = 0;
b = dynamic_cast<B*>(c);
const int* res = 0;
static const int i = 5;
if (b) {
res = &i;
} else {
res = 0;
}
return *res; }
class M : public B, public C {};
void callTestDynCastMostLikelyWillFail() {
M m;
testDynCastMostLikelyWillFail(&m);
}
void testDynCastToMiddleClass () {
class BBB : public BB {};
BBB obj;
A &ref = obj;
B *ptr = dynamic_cast<B*>(&ref);
clang_analyzer_eval(ptr != 0);
ptr = dynamic_cast<B*>(&obj);
clang_analyzer_eval(ptr != 0); }
int testDynCastFalsePositive(BB *c) {
B *b = 0;
b = dynamic_cast<B*>(c);
const int* res = 0;
static const int i = 5;
if (b) {
res = &i;
} else {
res = 0;
}
return *res; }
int testDynCastFail3() {
A *a = new A();
B *b = dynamic_cast<B*>(a);
return b->m;
}