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// RUN: %clang_cc1 -fsyntax-only -verify %s
typedef __SIZE_TYPE__ size_t;
// Overloaded operator delete with two arguments
template<int I>
struct X0 {
X0();
static void* operator new(size_t);
static void operator delete(void*, size_t) {
int *ip = I; // expected-error{{cannot initialize}}
}
};
void test_X0() {
new X0<1>; // expected-note{{instantiation}}
}
// Overloaded operator delete with one argument
template<int I>
struct X1 {
X1();
static void* operator new(size_t);
static void operator delete(void*) {
int *ip = I; // expected-error{{cannot initialize}}
}
};
void test_X1() {
new X1<1>; // expected-note{{instantiation}}
}
// Overloaded operator delete for placement new
template<int I>
struct X2 {
X2();
static void* operator new(size_t, double, double);
static void* operator new(size_t, int, int);
static void operator delete(void*, const int, int) {
int *ip = I; // expected-error{{cannot initialize}}
}
static void operator delete(void*, double, double);
};
void test_X2() {
new (0, 0) X2<1>; // expected-note{{instantiation}}
}
// Operator delete template for placement new
struct X3 {
X3();
static void* operator new(size_t, double, double);
template<typename T>
static void operator delete(void*, T x, T) {
double *dp = &x;
int *ip = &x; // expected-error{{cannot initialize}}
}
};
void test_X3() {
new (0, 0) X3; // expected-note{{instantiation}}
}
// Operator delete template for placement new in global scope.
struct X4 {
X4();
static void* operator new(size_t, double, double);
};
template<typename T>
void operator delete(void*, T x, T) {
double *dp = &x;
int *ip = &x; // expected-error{{cannot initialize}}
}
void test_X4() {
new (0, 0) X4; // expected-note{{instantiation}}
}
// Useless operator delete hides global operator delete template.
struct X5 {
X5();
static void* operator new(size_t, double, double);
void operator delete(void*, double*, double*);
};
void test_X5() {
new (0, 0) X5; // okay, we found X5::operator delete but didn't pick it
}
// Operator delete template for placement new
template<int I>
struct X6 {
X6();
static void* operator new(size_t) {
return I; // expected-error{{cannot initialize}}
}
static void operator delete(void*) {
int *ip = I; // expected-error{{cannot initialize}}
}
};
void test_X6() {
new X6<3>; // expected-note 2{{instantiation}}
}
void *operator new(size_t, double, double, double);
template<typename T>
void operator delete(void*, T x, T, T) {
double *dp = &x;
int *ip = &x; // expected-error{{cannot initialize}}
}
void test_int_new() {
new (1.0, 1.0, 1.0) int; // expected-note{{instantiation}}
}
// We don't need an operator delete if the type has a trivial
// constructor, since we know that constructor cannot throw.
// FIXME: Is this within the standard? Seems fishy, but both EDG+GCC do it.
#if 0
template<int I>
struct X7 {
static void* operator new(size_t);
static void operator delete(void*, size_t) {
int *ip = I; // okay, since it isn't instantiated.
}
};
void test_X7() {
new X7<1>;
}
#endif
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