// RUN: %clang_cc1 %s -triple i386-pc-win32 -std=c++14 -fsyntax-only -Wno-unused-getter-return-value -Wno-unused-value -Wmicrosoft -verify -fms-extensions -fms-compatibility -fdelayed-template-parsing /* Microsoft attribute tests */ [repeatable][source_annotation_attribute( Parameter|ReturnValue )] struct SA_Post{ SA_Post(); int attr; }; [returnvalue:SA_Post( attr=1)] int foo1([SA_Post(attr=1)] void *param); namespace { [returnvalue:SA_Post(attr=1)] int foo2([SA_Post(attr=1)] void *param); } class T { [returnvalue:SA_Post(attr=1)] int foo3([SA_Post(attr=1)] void *param); }; extern "C" { [returnvalue:SA_Post(attr=1)] int foo5([SA_Post(attr=1)] void *param); } class class_attr { public: class_attr([SA_Pre(Null=SA_No,NullTerminated=SA_Yes)] int a) { } }; void uuidof_test1() { __uuidof(0); } typedef struct _GUID { unsigned long Data1; unsigned short Data2; unsigned short Data3; unsigned char Data4[8]; } GUID; struct __declspec(uuid(L"00000000-0000-0000-1234-000000000047")) uuid_attr_bad1 { };// expected-error {{'uuid' attribute requires a string}} struct __declspec(uuid(3)) uuid_attr_bad2 { };// expected-error {{'uuid' attribute requires a string}} struct __declspec(uuid("0000000-0000-0000-1234-0000500000047")) uuid_attr_bad3 { };// expected-error {{uuid attribute contains a malformed GUID}} struct __declspec(uuid("0000000-0000-0000-Z234-000000000047")) uuid_attr_bad4 { };// expected-error {{uuid attribute contains a malformed GUID}} struct __declspec(uuid("000000000000-0000-1234-000000000047")) uuid_attr_bad5 { };// expected-error {{uuid attribute contains a malformed GUID}} [uuid("000000000000-0000-1234-000000000047")] struct uuid_attr_bad6 { };// expected-error {{uuid attribute contains a malformed GUID}} __declspec(uuid("000000A0-0000-0000-C000-000000000046")) int i; // expected-warning {{'uuid' attribute only applies to structs, unions, classes, and enums}} struct __declspec(uuid("000000A0-0000-0000-C000-000000000046")) struct_with_uuid { }; struct struct_without_uuid { }; struct __declspec(uuid("000000A0-0000-0000-C000-000000000049")) struct_with_uuid2; [uuid("000000A0-0000-0000-C000-000000000049")] struct struct_with_uuid3; // expected-warning{{specifying 'uuid' as an ATL attribute is deprecated; use __declspec instead}} struct struct_with_uuid2 {} ; enum __declspec(uuid("000000A0-0000-0000-C000-000000000046")) enum_with_uuid { }; enum enum_without_uuid { }; int __declspec(uuid("000000A0-0000-0000-C000-000000000046")) inappropriate_uuid; // expected-warning {{'uuid' attribute only applies to}} int uuid_sema_test() { struct_with_uuid var_with_uuid[1]; struct_without_uuid var_without_uuid[1]; __uuidof(struct_with_uuid); __uuidof(struct_with_uuid2); __uuidof(struct_with_uuid3); __uuidof(struct_without_uuid); // expected-error {{cannot call operator __uuidof on a type with no GUID}} __uuidof(struct_with_uuid*); __uuidof(struct_without_uuid*); // expected-error {{cannot call operator __uuidof on a type with no GUID}} __uuidof(struct_with_uuid[1]); __uuidof(struct_with_uuid*[1]); // expected-error {{cannot call operator __uuidof on a type with no GUID}} __uuidof(const struct_with_uuid[1][1]); __uuidof(const struct_with_uuid*[1][1]); // expected-error {{cannot call operator __uuidof on a type with no GUID}} __uuidof(enum_with_uuid); __uuidof(enum_without_uuid); // expected-error {{cannot call operator __uuidof on a type with no GUID}} __uuidof(enum_with_uuid*); __uuidof(enum_without_uuid*); // expected-error {{cannot call operator __uuidof on a type with no GUID}} __uuidof(enum_with_uuid[1]); __uuidof(enum_with_uuid*[1]); // expected-error {{cannot call operator __uuidof on a type with no GUID}} __uuidof(const enum_with_uuid[1][1]); __uuidof(const enum_with_uuid*[1][1]); // expected-error {{cannot call operator __uuidof on a type with no GUID}} __uuidof(var_with_uuid); __uuidof(var_without_uuid);// expected-error {{cannot call operator __uuidof on a type with no GUID}} __uuidof(var_with_uuid[1]); __uuidof(var_without_uuid[1]);// expected-error {{cannot call operator __uuidof on a type with no GUID}} __uuidof(&var_with_uuid[1]); __uuidof(&var_without_uuid[1]);// expected-error {{cannot call operator __uuidof on a type with no GUID}} __uuidof(0); __uuidof(1);// expected-error {{cannot call operator __uuidof on a type with no GUID}} } template void template_uuid() { T expr; __uuidof(T); __uuidof(expr); } template // expected-note {{template parameter is declared here}} class COM_CLASS_TEMPLATE { }; typedef COM_CLASS_TEMPLATE COM_TYPE_1; // expected-warning {{non-type template argument containing a dereference operation is a Microsoft extension}} typedef COM_CLASS_TEMPLATE COM_TYPE_2; template class COM_CLASS_TEMPLATE_REF { }; typedef COM_CLASS_TEMPLATE_REF COM_TYPE_REF; struct late_defined_uuid; template void test_late_defined_uuid() { __uuidof(late_defined_uuid); } struct __declspec(uuid("000000A0-0000-0000-C000-000000000049")) late_defined_uuid; COM_CLASS_TEMPLATE_REF good_template_arg; COM_CLASS_TEMPLATE bad_template_arg; // expected-error {{non-type template argument for template parameter of pointer type 'const GUID *' (aka 'const _GUID *') must have its address taken}} namespace PR16911 { struct __declspec(uuid("{12345678-1234-1234-1234-1234567890aB}")) uuid; struct __declspec(uuid("{12345678-1234-1234-1234-1234567890aB}")) uuid2; template struct thing { }; struct empty {}; struct inher : public thing {}; struct __declspec(uuid("{12345678-1234-1234-1234-1234567890aB}")) uuid; const struct _GUID *w = &__uuidof(inher); // expected-error{{cannot call operator __uuidof on a type with no GUID}} const struct _GUID *x = &__uuidof(thing); const struct _GUID *y = &__uuidof(thing); // expected-error{{cannot call operator __uuidof on a type with multiple GUIDs}} thing thing_obj = thing(); const struct _GUID *z = &__uuidof(thing_obj); // expected-error{{cannot call operator __uuidof on a type with multiple GUIDs}} } class CtorCall { public: CtorCall& operator=(const CtorCall& that); int a; }; CtorCall& CtorCall::operator=(const CtorCall& that) { if (this != &that) { this->CtorCall::~CtorCall(); this->CtorCall::CtorCall(that); // expected-warning {{explicit constructor calls are a Microsoft extension}} } return *this; } template class C1 { public: template class Iterator { }; }; template class C2 { typename C1:: /*template*/ Iterator<0> Mypos; // expected-warning {{use 'template' keyword to treat 'Iterator' as a dependent template name}} }; template void missing_template_keyword(){ typename C1:: /*template*/ Iterator<0> Mypos; // expected-warning {{use 'template' keyword to treat 'Iterator' as a dependent template name}} } class AAAA { typedef int D; }; template class SimpleTemplate {}; template void redundant_typename() { typename T t;// expected-warning {{expected a qualified name after 'typename'}} typename AAAA a;// expected-warning {{expected a qualified name after 'typename'}} t = 3; typedef typename T* pointerT;// expected-warning {{expected a qualified name after 'typename'}} typedef typename SimpleTemplate templateT;// expected-warning {{expected a qualified name after 'typename'}} pointerT pT = &t; *pT = 4; int var; int k = typename var;// expected-error {{expected a qualified name after 'typename'}} } template struct TypenameWrongPlace { typename typedef T::D D;// expected-warning {{expected a qualified name after 'typename'}} }; extern TypenameWrongPlace PR16925; __interface MicrosoftInterface; __interface MicrosoftInterface { void foo1() = 0; // expected-note {{overridden virtual function is here}} virtual void foo2() = 0; }; __interface MicrosoftDerivedInterface : public MicrosoftInterface { void foo1(); // expected-warning {{'foo1' overrides a member function but is not marked 'override'}} void foo2() override; void foo3(); }; void interface_test() { MicrosoftInterface* a; a->foo1(); MicrosoftDerivedInterface* b; b->foo2(); } __int64 x7 = __int64(0); _int64 x8 = _int64(0); static_assert(sizeof(_int64) == 8, ""); static_assert(sizeof(_int32) == 4, ""); static_assert(sizeof(_int16) == 2, ""); static_assert(sizeof(_int8) == 1, ""); int __identifier(generic) = 3; int __identifier(int) = 4; struct __identifier(class) { __identifier(class) *__identifier(for); }; __identifier(class) __identifier(struct) = { &__identifier(struct) }; int __identifier for; // expected-error {{missing '(' after '__identifier'}} int __identifier(else} = __identifier(for); // expected-error {{missing ')' after identifier}} expected-note {{to match this '('}} #define identifier_weird(x) __identifier(x int k = identifier_weird(if)); // expected-error {{use of undeclared identifier 'if'}} extern int __identifier(and); void f() { __identifier(() // expected-error {{cannot convert '(' token to an identifier}} __identifier(void) // expected-error {{use of undeclared identifier 'void'}} __identifier()) // expected-error {{cannot convert ')' token to an identifier}} // FIXME: We should pick a friendlier display name for this token kind. __identifier(1) // expected-error {{cannot convert token to an identifier}} __identifier(+) // expected-error {{cannot convert '+' token to an identifier}} __identifier("foo") // expected-error {{cannot convert token to an identifier}} __identifier(;) // expected-error {{cannot convert ';' token to an identifier}} } class inline_definition_pure_spec { virtual int f() = 0 { return 0; }// expected-warning {{function definition with pure-specifier is a Microsoft extension}} virtual int f2() = 0; }; struct pure_virtual_dtor { virtual ~pure_virtual_dtor() = 0; }; pure_virtual_dtor::~pure_virtual_dtor() { } struct pure_virtual_dtor_inline { virtual ~pure_virtual_dtor_inline() = 0 { }// expected-warning {{function definition with pure-specifier is a Microsoft extension}} }; template struct pure_virtual_dtor_template { virtual ~pure_virtual_dtor_template() = 0; }; template pure_virtual_dtor_template::~pure_virtual_dtor_template() {} template struct pure_virtual_dtor_template; template struct pure_virtual_dtor_template_inline { virtual ~pure_virtual_dtor_template_inline() = 0 {} // expected-warning@-1 2{{function definition with pure-specifier is a Microsoft extension}} }; template struct pure_virtual_dtor_template_inline; // expected-note@-1 {{in instantiation of member function}} int main () { // Necessary to force instantiation in -fdelayed-template-parsing mode. test_late_defined_uuid(); redundant_typename(); missing_template_keyword(); } namespace access_protected_PTM { class A { protected: void f(); // expected-note {{must name member using the type of the current context 'access_protected_PTM::B'}} }; class B : public A{ public: void test_access(); static void test_access_static(); }; void B::test_access() { &A::f; // expected-error {{'f' is a protected member of 'access_protected_PTM::A'}} } void B::test_access_static() { &A::f; } } namespace Inheritance { class __single_inheritance A; class __multiple_inheritance B; class __virtual_inheritance C; } struct StructWithProperty { __declspec(property) int V0; // expected-error {{expected '(' after 'property'}} __declspec(property()) int V1; // expected-error {{property does not specify a getter or a putter}} __declspec(property(set)) int V2; // expected-error {{putter for property must be specified as 'put', not 'set'}} expected-error {{expected '=' after 'set'}} __declspec(property(ptu)) int V3; // expected-error {{missing 'get=' or 'put='}} __declspec(property(ptu=PutV)) int V4; // expected-error {{expected 'get' or 'put' in property declaration}} __declspec(property(get)) int V5; // expected-error {{expected '=' after 'get'}} __declspec(property(get&)) int V6; // expected-error {{expected '=' after 'get'}} __declspec(property(get=)) int V7; // expected-error {{expected name of accessor method}} __declspec(property(get=GetV)) int V8; // no-warning __declspec(property(get=GetV=)) int V9; // expected-error {{expected ',' or ')' at end of property accessor list}} __declspec(property(get=GetV,)) int V10; // expected-error {{expected 'get' or 'put' in property declaration}} __declspec(property(get=GetV,put=SetV)) int V11; // no-warning __declspec(property(get=GetV,put=SetV,get=GetV)) int V12; // expected-error {{property declaration specifies 'get' accessor twice}} __declspec(property(get=GetV)) int V13 = 3; // expected-error {{property declaration cannot have a default member initializer}} int GetV() { return 123; } void SetV(int v) {} }; void TestProperty() { StructWithProperty sp; sp.V8; sp.V8 = 0; // expected-error {{no setter defined for property 'V8'}} int i = sp.V11; sp.V11 = i++; sp.V11 += 8; sp.V11++; ++sp.V11; } //expected-warning@+1 {{C++ operator 'and' (aka '&&') used as a macro name}} #define and foo struct __declspec(uuid("00000000-0000-0000-C000-000000000046")) __declspec(novtable) IUnknown {}; typedef bool (__stdcall __stdcall *blarg)(int); void local_callconv() { bool (__stdcall *p)(int); } struct S7 { int foo() { return 12; } __declspec(property(get=foo) deprecated) int t; // expected-note {{'t' has been explicitly marked deprecated here}} }; // Technically, this is legal (though it does nothing) __declspec() void quux( void ) { struct S7 s; int i = s.t; // expected-warning {{'t' is deprecated}} } void *_alloca(int); void foo(void) { __declspec(align(16)) int *buffer = (int *)_alloca(9); } template struct NullptrArg {}; NullptrArg a; // Ignored type qualifiers after comma in declarator lists typedef int ignored_quals_dummy1, const volatile __ptr32 __ptr64 __w64 __unaligned __sptr __uptr ignored_quals1; // expected-warning {{qualifiers after comma in declarator list are ignored}} typedef void(*ignored_quals_dummy2)(), __fastcall ignored_quals2; // expected-warning {{qualifiers after comma in declarator list are ignored}} typedef void(*ignored_quals_dummy3)(), __stdcall ignored_quals3; // expected-warning {{qualifiers after comma in declarator list are ignored}} typedef void(*ignored_quals_dummy4)(), __thiscall ignored_quals4; // expected-warning {{qualifiers after comma in declarator list are ignored}} typedef void(*ignored_quals_dummy5)(), __cdecl ignored_quals5; // expected-warning {{qualifiers after comma in declarator list are ignored}} typedef void(*ignored_quals_dummy6)(), __vectorcall ignored_quals6; // expected-warning {{qualifiers after comma in declarator list are ignored}} namespace { bool f(int); template struct A { constexpr A(T t) { __assume(f(t)); // expected-warning{{the argument to '__assume' has side effects that will be discarded}} } constexpr bool g() { return false; } }; constexpr A h() { A b(0); // expected-note {{in instantiation of member function}} return b; } static_assert(h().g() == false, ""); } namespace { __declspec(align(16)) struct align_before_key1 {}; __declspec(align(16)) struct align_before_key2 {} align_before_key2_var; __declspec(align(16)) struct align_before_key3 {} *align_before_key3_var; static_assert(__alignof(struct align_before_key1) == 16, ""); static_assert(__alignof(struct align_before_key2) == 16, ""); static_assert(__alignof(struct align_before_key3) == 16, ""); } namespace PR24027 { struct S { template S(T); } f([] {}); } namespace pr36638 { // Make sure we accept __unaligned method qualifiers on member function // pointers. struct A; void (A::*mp1)(int) __unaligned; } namespace enum_class { // MSVC allows opaque-enum-declaration syntax anywhere an // elaborated-type-specifier can appear. // FIXME: Most of these are missing warnings. enum E0 *p0; // expected-warning {{Microsoft extension}} enum class E1 : int *p1; enum E2 : int *p2; enum class E3 *p3; auto f4() -> enum class E4 { return {}; } auto f5() -> enum E5 : int { return {}; } // FIXME: MSVC rejects this and crashes if the body is {}. auto f6() -> enum E6 { return {}; } // expected-warning {{Microsoft extension}} // MSVC does not perform disambiguation for a colon that could introduce an // enum-base or a bit-field. enum E {}; struct S { enum E : int(1); // expected-error {{anonymous bit-field}} enum E : int : 1; // OK, bit-field enum F : int a = {}; // OK, default member initializer // MSVC produces a "C4353 constant 0 as function expression" for this, // considering the final {} to be part of the bit-width. We follow P0683R1 // and treat it as a default member initializer. enum E : int : int{}{}; // expected-error {{anonymous bit-field cannot have a default member initializer}} }; }