new-delete.cpp revision 6bc574daab3d3571d888cc4a21df67f2e2a14792
1a5728872c7702ddd09537c95bc3cbd20e1f2fb09Daniel Dunbar// RUN: %clang_cc1 -fsyntax-only -verify %s 2c83ed049af2a2ed7ab94b8206fc0fec4da7e26dbDouglas Gregor 3b5a57a69e5fdac6dd9a92be717e279486c4a0128Sebastian Redl#include <stddef.h> 4b5a57a69e5fdac6dd9a92be717e279486c4a0128Sebastian Redl 54c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redlstruct S // expected-note {{candidate}} 64c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl{ 74c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl S(int, int, double); // expected-note {{candidate}} 83cb069213c8502dbb7a67860d40122d869ed8fd6Sebastian Redl S(double, int); // expected-note 2 {{candidate}} 93cb069213c8502dbb7a67860d40122d869ed8fd6Sebastian Redl S(float, int); // expected-note 2 {{candidate}} 104c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl}; 117c2342dd4c9947806842e5aca3d2bb2e542853c9John McCallstruct T; // expected-note{{forward declaration of 'T'}} 12636a7c42d42800f69caadcdea433312fd642a4b3Sebastian Redlstruct U 13636a7c42d42800f69caadcdea433312fd642a4b3Sebastian Redl{ 14636a7c42d42800f69caadcdea433312fd642a4b3Sebastian Redl // A special new, to verify that the global version isn't used. 159afe1308ed19dffc281dca5cfbe521826754980fSebastian Redl void* operator new(size_t, S*); // expected-note {{candidate}} 16636a7c42d42800f69caadcdea433312fd642a4b3Sebastian Redl}; 177f6623914e779e41eb3d85f9a2dc3affea5de1e8Sebastian Redlstruct V : U 187f6623914e779e41eb3d85f9a2dc3affea5de1e8Sebastian Redl{ 197f6623914e779e41eb3d85f9a2dc3affea5de1e8Sebastian Redl}; 204c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 216e790ab61bf4835944971955e84279112833ef0cDouglas Gregor// PR5823 226e790ab61bf4835944971955e84279112833ef0cDouglas Gregorvoid* operator new(const size_t); // expected-note 2 {{candidate}} 233cb069213c8502dbb7a67860d40122d869ed8fd6Sebastian Redlvoid* operator new(size_t, int*); // expected-note 3 {{candidate}} 243cb069213c8502dbb7a67860d40122d869ed8fd6Sebastian Redlvoid* operator new(size_t, float*); // expected-note 3 {{candidate}} 25fc27d268cb34cbb8d186c6ad7cc043d41581ce71Anders Carlssonvoid* operator new(size_t, S); // expected-note 2 {{candidate}} 26b5a57a69e5fdac6dd9a92be717e279486c4a0128Sebastian Redl 273caf04ea0c01ff6822209c4621c3fa64a48029a4Douglas Gregorstruct foo { }; 283caf04ea0c01ff6822209c4621c3fa64a48029a4Douglas Gregor 294c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redlvoid good_news() 304c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl{ 314c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl int *pi = new int; 324c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl float *pf = new (pi) float(); 334c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl pi = new int(1); 344c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl pi = new int('c'); 354c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const int *pci = new const int(); 364c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl S *ps = new S(1, 2, 3.4); 37cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl ps = new (pf) (S)(1, 2, 3.4); 384c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl S *(*paps)[2] = new S*[*pi][2]; 394c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl typedef int ia4[4]; 404c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl ia4 *pai = new (int[3][4]); 41fb4ccd7152723ac6190eb379250cfe7516cfd1b8Sebastian Redl pi = ::new int; 42636a7c42d42800f69caadcdea433312fd642a4b3Sebastian Redl U *pu = new (ps) U; 435d64e5b6bc03462e8b7d0cd804565829afb1b508Douglas Gregor V *pv = new (ps) V; 44fc27d268cb34cbb8d186c6ad7cc043d41581ce71Anders Carlsson 45fc27d268cb34cbb8d186c6ad7cc043d41581ce71Anders Carlsson pi = new (S(1.0f, 2)) int; 46ac18b2e3af8d0c5304f74e362a1d4207363e4c94Anders Carlsson 47ac18b2e3af8d0c5304f74e362a1d4207363e4c94Anders Carlsson (void)new int[true]; 483caf04ea0c01ff6822209c4621c3fa64a48029a4Douglas Gregor 493caf04ea0c01ff6822209c4621c3fa64a48029a4Douglas Gregor // PR7147 503caf04ea0c01ff6822209c4621c3fa64a48029a4Douglas Gregor typedef int a[2]; 513caf04ea0c01ff6822209c4621c3fa64a48029a4Douglas Gregor foo* f1 = new foo; 523caf04ea0c01ff6822209c4621c3fa64a48029a4Douglas Gregor foo* f2 = new foo[2]; 533caf04ea0c01ff6822209c4621c3fa64a48029a4Douglas Gregor typedef foo x[2]; 543caf04ea0c01ff6822209c4621c3fa64a48029a4Douglas Gregor typedef foo y[2][2]; 553caf04ea0c01ff6822209c4621c3fa64a48029a4Douglas Gregor x* f3 = new y; 564c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl} 574c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 58e7450f5dbd5bed63b8ef9db86350a8fc3db011e8Douglas Gregorstruct abstract { 59e7450f5dbd5bed63b8ef9db86350a8fc3db011e8Douglas Gregor virtual ~abstract() = 0; 60e7450f5dbd5bed63b8ef9db86350a8fc3db011e8Douglas Gregor}; 61e7450f5dbd5bed63b8ef9db86350a8fc3db011e8Douglas Gregor 62c83ed049af2a2ed7ab94b8206fc0fec4da7e26dbDouglas Gregorvoid bad_news(int *ip) 634c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl{ 644c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl int i = 1; 654c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl (void)new; // expected-error {{missing type specifier}} 664c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl (void)new 4; // expected-error {{missing type specifier}} 674c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl (void)new () int; // expected-error {{expected expression}} 68cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl (void)new int[1.1]; // expected-error {{array size expression must have integral or enumerated type, not 'double'}} 694c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl (void)new int[1][i]; // expected-error {{only the first dimension}} 704c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl (void)new (int[1][i]); // expected-error {{only the first dimension}} 718ce35b095e8fca45e04c1bda14ed0548ce7536adSebastian Redl (void)new (int[i]); // expected-error {{when type is in parentheses}} 727c2342dd4c9947806842e5aca3d2bb2e542853c9John McCall (void)new int(*(S*)0); // expected-error {{no viable conversion from 'S' to 'int'}} 7399a2e600f9e2e51d3ce10fb6f27191677ac65b2aDouglas Gregor (void)new int(1, 2); // expected-error {{excess elements in scalar initializer}} 744c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl (void)new S(1); // expected-error {{no matching constructor}} 757c2342dd4c9947806842e5aca3d2bb2e542853c9John McCall (void)new S(1, 1); // expected-error {{call to constructor of 'S' is ambiguous}} 7699a2e600f9e2e51d3ce10fb6f27191677ac65b2aDouglas Gregor (void)new const int; // expected-error {{default initialization of an object of const type 'int const'}} 77a729bbb739ca97a8dc52b6b0495725590a0367dcAnders Carlsson (void)new float*(ip); // expected-error {{cannot initialize a new value of type 'float *' with an lvalue of type 'int *'}} 78cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl // Undefined, but clang should reject it directly. 79cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl (void)new int[-1]; // expected-error {{array size is negative}} 807c2342dd4c9947806842e5aca3d2bb2e542853c9John McCall (void)new int[*(S*)0]; // expected-error {{array size expression must have integral or enumerated type, not 'S'}} 81fb4ccd7152723ac6190eb379250cfe7516cfd1b8Sebastian Redl (void)::S::new int; // expected-error {{expected unqualified-id}} 82b5a57a69e5fdac6dd9a92be717e279486c4a0128Sebastian Redl (void)new (0, 0) int; // expected-error {{no matching function for call to 'operator new'}} 837f6623914e779e41eb3d85f9a2dc3affea5de1e8Sebastian Redl (void)new (0L) int; // expected-error {{call to 'operator new' is ambiguous}} 84636a7c42d42800f69caadcdea433312fd642a4b3Sebastian Redl // This must fail, because the member version shouldn't be found. 85636a7c42d42800f69caadcdea433312fd642a4b3Sebastian Redl (void)::new ((S*)0) U; // expected-error {{no matching function for call to 'operator new'}} 869afe1308ed19dffc281dca5cfbe521826754980fSebastian Redl // This must fail, because any member version hides all global versions. 879afe1308ed19dffc281dca5cfbe521826754980fSebastian Redl (void)new U; // expected-error {{no matching function for call to 'operator new'}} 8800e68e2cc5ce37cb95beb801cae73c0d1e9dda37Sebastian Redl (void)new (int[]); // expected-error {{array size must be specified in new expressions}} 8900e68e2cc5ce37cb95beb801cae73c0d1e9dda37Sebastian Redl (void)new int&; // expected-error {{cannot allocate reference type 'int &' with new}} 904c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Some lacking cases due to lack of sema support. 914c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl} 924c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 934c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redlvoid good_deletes() 944c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl{ 954c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl delete (int*)0; 964c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl delete [](int*)0; 974c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl delete (S*)0; 98fb4ccd7152723ac6190eb379250cfe7516cfd1b8Sebastian Redl ::delete (int*)0; 994c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl} 1004c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 1014c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redlvoid bad_deletes() 1024c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl{ 1034c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl delete 0; // expected-error {{cannot delete expression of type 'int'}} 1044c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl delete [0] (int*)0; // expected-error {{expected ']'}} \ 10528eb7e992b9a266abb300da25b6d3c1557cec361Chris Lattner // expected-note {{to match this '['}} 10694a615718d06704816c6e31a811f823c05e39f52Douglas Gregor delete (void*)0; // expected-warning {{cannot delete expression with pointer-to-'void' type 'void *'}} 1074c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl delete (T*)0; // expected-warning {{deleting pointer to incomplete type}} 108fb4ccd7152723ac6190eb379250cfe7516cfd1b8Sebastian Redl ::S::delete (int*)0; // expected-error {{expected unqualified-id}} 1094c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl} 1109cd9f3f55d22f34f1d69db8bfc2735c4e1e082c3Douglas Gregor 1119cd9f3f55d22f34f1d69db8bfc2735c4e1e082c3Douglas Gregorstruct X0 { }; 1129cd9f3f55d22f34f1d69db8bfc2735c4e1e082c3Douglas Gregor 1139cd9f3f55d22f34f1d69db8bfc2735c4e1e082c3Douglas Gregorstruct X1 { 1149cd9f3f55d22f34f1d69db8bfc2735c4e1e082c3Douglas Gregor operator int*(); 1159cd9f3f55d22f34f1d69db8bfc2735c4e1e082c3Douglas Gregor operator float(); 1169cd9f3f55d22f34f1d69db8bfc2735c4e1e082c3Douglas Gregor}; 1179cd9f3f55d22f34f1d69db8bfc2735c4e1e082c3Douglas Gregor 1189cd9f3f55d22f34f1d69db8bfc2735c4e1e082c3Douglas Gregorstruct X2 { 119f652793d4d32cc71b5ee2167069cbd363baa75deFariborz Jahanian operator int*(); // expected-note {{candidate function}} 120f652793d4d32cc71b5ee2167069cbd363baa75deFariborz Jahanian operator float*(); // expected-note {{candidate function}} 1219cd9f3f55d22f34f1d69db8bfc2735c4e1e082c3Douglas Gregor}; 1229cd9f3f55d22f34f1d69db8bfc2735c4e1e082c3Douglas Gregor 1239cd9f3f55d22f34f1d69db8bfc2735c4e1e082c3Douglas Gregorvoid test_delete_conv(X0 x0, X1 x1, X2 x2) { 1249cd9f3f55d22f34f1d69db8bfc2735c4e1e082c3Douglas Gregor delete x0; // expected-error{{cannot delete}} 1259cd9f3f55d22f34f1d69db8bfc2735c4e1e082c3Douglas Gregor delete x1; 1267c2342dd4c9947806842e5aca3d2bb2e542853c9John McCall delete x2; // expected-error{{ambiguous conversion of delete expression of type 'X2' to a pointer}} 127f652793d4d32cc71b5ee2167069cbd363baa75deFariborz Jahanian} 1289091656e423f2354e53b2b3baa95b3eb5510badcDouglas Gregor 1299091656e423f2354e53b2b3baa95b3eb5510badcDouglas Gregor// PR4782 1309091656e423f2354e53b2b3baa95b3eb5510badcDouglas Gregorclass X3 { 1319091656e423f2354e53b2b3baa95b3eb5510badcDouglas Gregorpublic: 1325e6214b4c7b326a83fbcf55250a95b46bdc0bb8fEli Friedman static void operator delete(void * mem, size_t size); 1339091656e423f2354e53b2b3baa95b3eb5510badcDouglas Gregor}; 1349091656e423f2354e53b2b3baa95b3eb5510badcDouglas Gregor 1359091656e423f2354e53b2b3baa95b3eb5510badcDouglas Gregorclass X4 { 1369091656e423f2354e53b2b3baa95b3eb5510badcDouglas Gregorpublic: 1379091656e423f2354e53b2b3baa95b3eb5510badcDouglas Gregor static void release(X3 *x); 1385e6214b4c7b326a83fbcf55250a95b46bdc0bb8fEli Friedman static void operator delete(void * mem, size_t size); 1399091656e423f2354e53b2b3baa95b3eb5510badcDouglas Gregor}; 1409091656e423f2354e53b2b3baa95b3eb5510badcDouglas Gregor 1419091656e423f2354e53b2b3baa95b3eb5510badcDouglas Gregor 1429091656e423f2354e53b2b3baa95b3eb5510badcDouglas Gregorvoid X4::release(X3 *x) { 1439091656e423f2354e53b2b3baa95b3eb5510badcDouglas Gregor delete x; 1449091656e423f2354e53b2b3baa95b3eb5510badcDouglas Gregor} 1451070c9f7acc889336be6f80c70dc1b32622cc83dDouglas Gregor 1465d64e5b6bc03462e8b7d0cd804565829afb1b508Douglas Gregorclass X5 { 1471070c9f7acc889336be6f80c70dc1b32622cc83dDouglas Gregorpublic: 1481070c9f7acc889336be6f80c70dc1b32622cc83dDouglas Gregor void Destroy() const { delete this; } 1491070c9f7acc889336be6f80c70dc1b32622cc83dDouglas Gregor}; 150b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahanian 151b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahanianclass Base { 152b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahanianpublic: 153156c78e4ef14e5f7ba251554ea8f2dbec573fef3Anders Carlsson static void *operator new(signed char) throw(); // expected-error {{'operator new' takes type size_t}} 154156c78e4ef14e5f7ba251554ea8f2dbec573fef3Anders Carlsson static int operator new[] (size_t) throw(); // expected-error {{operator new[]' must return type 'void *'}} 155b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahanian}; 156b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahanian 157b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahanianclass Tier {}; 158b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahanianclass Comp : public Tier {}; 159b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahanian 160b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahanianclass Thai : public Base { 161b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahanianpublic: 162b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahanian Thai(const Tier *adoptDictionary); 163b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahanian}; 164b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahanian 165b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahanianvoid loadEngineFor() { 166b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahanian const Comp *dict; 167b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahanian new Thai(dict); 168b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahanian} 169b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahanian 170b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahaniantemplate <class T> struct TBase { 1712fa98001f832836e3f652c211a9d2f80501d659aDouglas Gregor void* operator new(T size, int); // expected-error {{'operator new' cannot take a dependent type as first parameter; use size_t}} 172b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahanian}; 173b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahanian 1742fa98001f832836e3f652c211a9d2f80501d659aDouglas GregorTBase<int> t1; 175b03bfa55d03ca38922ffedac19225d0832e8d911Fariborz Jahanian 1760ba63ea5be2c90ef62d1350ea4a0a0c415a785f1Anders Carlssonclass X6 { 1770ba63ea5be2c90ef62d1350ea4a0a0c415a785f1Anders Carlssonpublic: 1780ba63ea5be2c90ef62d1350ea4a0a0c415a785f1Anders Carlsson static void operator delete(void*, int); // expected-note {{member found by ambiguous name lookup}} 1790ba63ea5be2c90ef62d1350ea4a0a0c415a785f1Anders Carlsson}; 1800ba63ea5be2c90ef62d1350ea4a0a0c415a785f1Anders Carlsson 1810ba63ea5be2c90ef62d1350ea4a0a0c415a785f1Anders Carlssonclass X7 { 1820ba63ea5be2c90ef62d1350ea4a0a0c415a785f1Anders Carlssonpublic: 1830ba63ea5be2c90ef62d1350ea4a0a0c415a785f1Anders Carlsson static void operator delete(void*, int); // expected-note {{member found by ambiguous name lookup}} 1840ba63ea5be2c90ef62d1350ea4a0a0c415a785f1Anders Carlsson}; 1850ba63ea5be2c90ef62d1350ea4a0a0c415a785f1Anders Carlsson 1860ba63ea5be2c90ef62d1350ea4a0a0c415a785f1Anders Carlssonclass X8 : public X6, public X7 { 1870ba63ea5be2c90ef62d1350ea4a0a0c415a785f1Anders Carlsson}; 1880ba63ea5be2c90ef62d1350ea4a0a0c415a785f1Anders Carlsson 18950724302e24d44a27e3bc45e7185a710d6eb3c2dAnders Carlssonvoid f(X8 *x8) { 1900ba63ea5be2c90ef62d1350ea4a0a0c415a785f1Anders Carlsson delete x8; // expected-error {{member 'operator delete' found in multiple base classes of different types}} 1910ba63ea5be2c90ef62d1350ea4a0a0c415a785f1Anders Carlsson} 1920ba63ea5be2c90ef62d1350ea4a0a0c415a785f1Anders Carlsson 19350724302e24d44a27e3bc45e7185a710d6eb3c2dAnders Carlssonclass X9 { 1947002f4c03c2d0544f4e8bea8d3a5636519081e35John McCallpublic: 19550724302e24d44a27e3bc45e7185a710d6eb3c2dAnders Carlsson static void operator delete(void*, int); // expected-note {{'operator delete' declared here}} 19650724302e24d44a27e3bc45e7185a710d6eb3c2dAnders Carlsson static void operator delete(void*, float); // expected-note {{'operator delete' declared here}} 19750724302e24d44a27e3bc45e7185a710d6eb3c2dAnders Carlsson}; 19850724302e24d44a27e3bc45e7185a710d6eb3c2dAnders Carlsson 19950724302e24d44a27e3bc45e7185a710d6eb3c2dAnders Carlssonvoid f(X9 *x9) { 20050724302e24d44a27e3bc45e7185a710d6eb3c2dAnders Carlsson delete x9; // expected-error {{no suitable member 'operator delete' in 'X9'}} 20150724302e24d44a27e3bc45e7185a710d6eb3c2dAnders Carlsson} 20237909808416da93703cecc83091e2b9eab0053d6Anders Carlsson 20337909808416da93703cecc83091e2b9eab0053d6Anders Carlssonstruct X10 { 20437909808416da93703cecc83091e2b9eab0053d6Anders Carlsson virtual ~X10(); 20537909808416da93703cecc83091e2b9eab0053d6Anders Carlsson}; 20637909808416da93703cecc83091e2b9eab0053d6Anders Carlsson 20737909808416da93703cecc83091e2b9eab0053d6Anders Carlssonstruct X11 : X10 { // expected-error {{no suitable member 'operator delete' in 'X11'}} 20837909808416da93703cecc83091e2b9eab0053d6Anders Carlsson void operator delete(void*, int); // expected-note {{'operator delete' declared here}} 20937909808416da93703cecc83091e2b9eab0053d6Anders Carlsson}; 21037909808416da93703cecc83091e2b9eab0053d6Anders Carlsson 21137909808416da93703cecc83091e2b9eab0053d6Anders Carlssonvoid f() { 2127c2342dd4c9947806842e5aca3d2bb2e542853c9John McCall X11 x11; // expected-note {{implicit default destructor for 'X11' first required here}} 21337909808416da93703cecc83091e2b9eab0053d6Anders Carlsson} 214eac813909b3ca1142ad186f6c6a1b1ae0dbf9378Anders Carlsson 215eac813909b3ca1142ad186f6c6a1b1ae0dbf9378Anders Carlssonstruct X12 { 216eac813909b3ca1142ad186f6c6a1b1ae0dbf9378Anders Carlsson void* operator new(size_t, void*); 217eac813909b3ca1142ad186f6c6a1b1ae0dbf9378Anders Carlsson}; 218eac813909b3ca1142ad186f6c6a1b1ae0dbf9378Anders Carlsson 219eac813909b3ca1142ad186f6c6a1b1ae0dbf9378Anders Carlssonstruct X13 : X12 { 220eac813909b3ca1142ad186f6c6a1b1ae0dbf9378Anders Carlsson using X12::operator new; 221eac813909b3ca1142ad186f6c6a1b1ae0dbf9378Anders Carlsson}; 222eac813909b3ca1142ad186f6c6a1b1ae0dbf9378Anders Carlsson 223eac813909b3ca1142ad186f6c6a1b1ae0dbf9378Anders Carlssonstatic void* f(void* g) 224eac813909b3ca1142ad186f6c6a1b1ae0dbf9378Anders Carlsson{ 225eac813909b3ca1142ad186f6c6a1b1ae0dbf9378Anders Carlsson return new (g) X13(); 226eac813909b3ca1142ad186f6c6a1b1ae0dbf9378Anders Carlsson} 2274a73ea9c4e87aa111901f3c27b08f0571b58a4cfChandler Carruth 228e228ba97c9aff14dcf788773b8af455b9d85f210Chandler Carruthclass X14 { 2297002f4c03c2d0544f4e8bea8d3a5636519081e35John McCallpublic: 230e228ba97c9aff14dcf788773b8af455b9d85f210Chandler Carruth static void operator delete(void*, const size_t); 231e228ba97c9aff14dcf788773b8af455b9d85f210Chandler Carruth}; 232e228ba97c9aff14dcf788773b8af455b9d85f210Chandler Carruth 233e228ba97c9aff14dcf788773b8af455b9d85f210Chandler Carruthvoid f(X14 *x14a, X14 *x14b) { 234e228ba97c9aff14dcf788773b8af455b9d85f210Chandler Carruth delete x14a; 235e228ba97c9aff14dcf788773b8af455b9d85f210Chandler Carruth} 236e228ba97c9aff14dcf788773b8af455b9d85f210Chandler Carruth 2374a73ea9c4e87aa111901f3c27b08f0571b58a4cfChandler Carruthnamespace PR5918 { // Look for template operator new overloads. 2384a73ea9c4e87aa111901f3c27b08f0571b58a4cfChandler Carruth struct S { template<typename T> static void* operator new(size_t, T); }; 2394a73ea9c4e87aa111901f3c27b08f0571b58a4cfChandler Carruth void test() { 2404a73ea9c4e87aa111901f3c27b08f0571b58a4cfChandler Carruth (void)new(0) S; 2414a73ea9c4e87aa111901f3c27b08f0571b58a4cfChandler Carruth } 2424a73ea9c4e87aa111901f3c27b08f0571b58a4cfChandler Carruth} 24348c950137e4318abb1080f438208fda8c14ca8b9Anders Carlsson 24448c950137e4318abb1080f438208fda8c14ca8b9Anders Carlssonnamespace Test1 { 24548c950137e4318abb1080f438208fda8c14ca8b9Anders Carlsson 24648c950137e4318abb1080f438208fda8c14ca8b9Anders Carlssonvoid f() { 24748c950137e4318abb1080f438208fda8c14ca8b9Anders Carlsson (void)new int[10](1, 2); // expected-error {{array 'new' cannot have initialization arguments}} 24855cbd6e51fdca832c31bf8c179c40978a5d1f892Anders Carlsson 24955cbd6e51fdca832c31bf8c179c40978a5d1f892Anders Carlsson typedef int T[10]; 25055cbd6e51fdca832c31bf8c179c40978a5d1f892Anders Carlsson (void)new T(1, 2); // expected-error {{array 'new' cannot have initialization arguments}} 25148c950137e4318abb1080f438208fda8c14ca8b9Anders Carlsson} 25248c950137e4318abb1080f438208fda8c14ca8b9Anders Carlsson 25348c950137e4318abb1080f438208fda8c14ca8b9Anders Carlssontemplate<typename T> 25448c950137e4318abb1080f438208fda8c14ca8b9Anders Carlssonvoid g(unsigned i) { 25548c950137e4318abb1080f438208fda8c14ca8b9Anders Carlsson (void)new T[1](i); // expected-error {{array 'new' cannot have initialization arguments}} 25648c950137e4318abb1080f438208fda8c14ca8b9Anders Carlsson} 25748c950137e4318abb1080f438208fda8c14ca8b9Anders Carlsson 25848c950137e4318abb1080f438208fda8c14ca8b9Anders Carlssontemplate<typename T> 25948c950137e4318abb1080f438208fda8c14ca8b9Anders Carlssonvoid h(unsigned i) { 26048c950137e4318abb1080f438208fda8c14ca8b9Anders Carlsson (void)new T(i); // expected-error {{array 'new' cannot have initialization arguments}} 26148c950137e4318abb1080f438208fda8c14ca8b9Anders Carlsson} 26248c950137e4318abb1080f438208fda8c14ca8b9Anders Carlssontemplate void h<unsigned>(unsigned); 26348c950137e4318abb1080f438208fda8c14ca8b9Anders Carlssontemplate void h<unsigned[10]>(unsigned); // expected-note {{in instantiation of function template specialization 'Test1::h<unsigned int [10]>' requested here}} 26448c950137e4318abb1080f438208fda8c14ca8b9Anders Carlsson 26548c950137e4318abb1080f438208fda8c14ca8b9Anders Carlsson} 2662389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruth 2672389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruth// Don't diagnose access for overload candidates that aren't selected. 2682389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruthnamespace PR7436 { 2692389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruthstruct S1 { 2702389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruth void* operator new(size_t); 2712389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruth void operator delete(void* p); 2722389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruth 2732389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruthprivate: 2742389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruth void* operator new(size_t, void*); // expected-note {{declared private here}} 2752389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruth void operator delete(void*, void*); 2762389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruth}; 2772389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruthclass S2 { 2782389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruth void* operator new(size_t); // expected-note {{declared private here}} 2792389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruth void operator delete(void* p); // expected-note {{declared private here}} 2802389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruth}; 2812389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruth 2822389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruthvoid test(S1* s1, S2* s2) { 2832389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruth delete s1; 2842389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruth delete s2; // expected-error {{is a private member}} 2852389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruth (void)new S1(); 2862389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruth (void)new (0L) S1(); // expected-error {{is a private member}} 2872389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruth (void)new S2(); // expected-error {{is a private member}} 2882389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruth} 2892389324eb73a1c99d5dfc1dc9eed047ddc96a7b4Chandler Carruth} 2906bc574daab3d3571d888cc4a21df67f2e2a14792Douglas Gregor 291