// RUN: clang-cc -fsyntax-only -verify %s #include <stddef.h> struct S // expected-note {{candidate}} { S(int, int, double); // expected-note {{candidate}} S(double, int); // expected-note 2 {{candidate}} S(float, int); // expected-note 2 {{candidate}} }; struct T; // expected-note{{forward declaration of 'struct T'}} struct U { // A special new, to verify that the global version isn't used. void* operator new(size_t, S*); }; struct V : U { }; void* operator new(size_t); // expected-note 2 {{candidate}} void* operator new(size_t, int*); // expected-note 3 {{candidate}} void* operator new(size_t, float*); // expected-note 3 {{candidate}} void good_news() { int *pi = new int; float *pf = new (pi) float(); pi = new int(1); pi = new int('c'); const int *pci = new const int(); S *ps = new S(1, 2, 3.4); ps = new (pf) (S)(1, 2, 3.4); S *(*paps)[2] = new S*[*pi][2]; ps = new (S[3])(1, 2, 3.4); typedef int ia4[4]; ia4 *pai = new (int[3][4]); pi = ::new int; U *pu = new (ps) U; // This is xfail. Inherited functions are not looked up currently. //V *pv = new (ps) V; } struct abstract { virtual ~abstract() = 0; }; void bad_news(int *ip) { int i = 1; (void)new; // expected-error {{missing type specifier}} (void)new 4; // expected-error {{missing type specifier}} (void)new () int; // expected-error {{expected expression}} (void)new int[1.1]; // expected-error {{array size expression must have integral or enumerated type, not 'double'}} (void)new int[1][i]; // expected-error {{only the first dimension}} (void)new (int[1][i]); // expected-error {{only the first dimension}} (void)new int(*(S*)0); // expected-error {{incompatible type initializing}} (void)new int(1, 2); // expected-error {{initializer of a builtin type can only take one argument}} (void)new S(1); // expected-error {{no matching constructor}} (void)new S(1, 1); // expected-error {{call to constructor of 'S' is ambiguous}} (void)new const int; // expected-error {{must provide an initializer}} (void)new float*(ip); // expected-error {{incompatible type initializing 'int *', expected 'float *'}} // Undefined, but clang should reject it directly. (void)new int[-1]; // expected-error {{array size is negative}} (void)new int[*(S*)0]; // expected-error {{array size expression must have integral or enumerated type, not 'struct S'}} (void)::S::new int; // expected-error {{expected unqualified-id}} (void)new (0, 0) int; // expected-error {{no matching function for call to 'operator new'}} (void)new (0L) int; // expected-error {{call to 'operator new' is ambiguous}} // This must fail, because the member version shouldn't be found. (void)::new ((S*)0) U; // expected-error {{no matching function for call to 'operator new'}} (void)new (int[]); // expected-error {{array size must be specified in new expressions}} (void)new int&; // expected-error {{cannot allocate reference type 'int &' with new}} // Some lacking cases due to lack of sema support. } void good_deletes() { delete (int*)0; delete [](int*)0; delete (S*)0; ::delete (int*)0; } void bad_deletes() { delete 0; // expected-error {{cannot delete expression of type 'int'}} delete [0] (int*)0; // expected-error {{expected ']'}} \ // expected-note {{to match this '['}} delete (void*)0; // expected-error {{cannot delete expression}} delete (T*)0; // expected-warning {{deleting pointer to incomplete type}} ::S::delete (int*)0; // expected-error {{expected unqualified-id}} }