1// RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s 2// RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class -x objective-c++ %s 3 4// Test decls inside Objective-C entities are considered to be duplicates of same-name decls outside of these entities. 5 6@protocol SomeProtocol 7struct InProtocol {}; // expected-note {{previous definition is here}} 8- (union MethodReturnType { int x; float y; })returningMethod; // expected-note {{previous definition is here}} 9#ifdef __cplusplus 10// expected-error@-2 {{'MethodReturnType' cannot be defined in a parameter type}} 11#endif 12@end 13 14@interface Container { 15 struct InInterfaceCurliesWithField {} field; // expected-note {{previous definition is here}} 16 union InInterfaceCurlies { int x; float y; }; // expected-note {{previous definition is here}} 17} 18enum InInterface { kX = 0, }; // expected-note {{previous definition is here}} 19#ifdef __cplusplus 20enum class InInterfaceScoped { kXScoped = 0, }; // expected-note {{previous definition is here}} 21#endif 22@end 23 24@interface Container(Category) 25union InCategory { int x; float y; }; // expected-note {{previous definition is here}} 26@end 27 28@interface Container() { 29 enum InExtensionCurliesWithField: int { kY = 1, } extensionField; // expected-note {{previous definition is here}} 30 struct InExtensionCurlies {}; // expected-note {{previous definition is here}} 31} 32union InExtension { int x; float y; }; // expected-note {{previous definition is here}} 33@end 34 35@implementation Container { 36 union InImplementationCurliesWithField { int x; float y; } implField; // expected-note {{previous definition is here}} 37 enum InImplementationCurlies { kZ = 2, }; // expected-note {{previous definition is here}} 38} 39struct InImplementation {}; // expected-note {{previous definition is here}} 40@end 41 42@implementation Container(Category) 43enum InCategoryImplementation { kW = 3, }; // expected-note {{previous definition is here}} 44@end 45 46 47struct InProtocol { int a; }; // expected-error {{redefinition of 'InProtocol'}} 48union MethodReturnType { int a; long b; }; // expected-error {{redefinition of 'MethodReturnType'}} 49 50struct InInterfaceCurliesWithField { int a; }; // expected-error {{redefinition of 'InInterfaceCurliesWithField'}} 51union InInterfaceCurlies { int a; long b; }; // expected-error {{redefinition of 'InInterfaceCurlies'}} 52enum InInterface { kA = 10, }; // expected-error {{redefinition of 'InInterface'}} 53#ifdef __cplusplus 54enum class InInterfaceScoped { kAScoped = 10, }; // expected-error {{redefinition of 'InInterfaceScoped'}} 55#endif 56 57union InCategory { int a; long b; }; // expected-error {{redefinition of 'InCategory'}} 58 59enum InExtensionCurliesWithField: int { kB = 11, }; // expected-error {{redefinition of 'InExtensionCurliesWithField'}} 60struct InExtensionCurlies { int a; }; // expected-error {{redefinition of 'InExtensionCurlies'}} 61union InExtension { int a; long b; }; // expected-error {{redefinition of 'InExtension'}} 62 63union InImplementationCurliesWithField { int a; long b; }; // expected-error {{redefinition of 'InImplementationCurliesWithField'}} 64enum InImplementationCurlies { kC = 12, }; // expected-error {{redefinition of 'InImplementationCurlies'}} 65struct InImplementation { int a; }; // expected-error {{redefinition of 'InImplementation'}} 66 67enum InCategoryImplementation { kD = 13, }; // expected-error {{redefinition of 'InCategoryImplementation'}} 68