llvm-project

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// RUN: %clang_cc1 -fsyntax-only %s -verify 
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// RUN: %clang_cc1 -fsyntax-only -std=c++98 %s -verify 
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// RUN: %clang_cc1 -fsyntax-only -std=c++11 %s -verify 
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namespace std {
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  template<typename T, typename U> class pair;
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}
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@interface NSObject
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@end
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@interface Test : NSObject
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@end
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@implementation Test
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struct EvilStruct {
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} // expected-error {{expected ';' after struct}}
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  typedef std::pair<int, int> IntegerPair;
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template<typename...Ts> void f(Ts); // expected-error {{unexpanded}}
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#if __cplusplus <= 199711L // C++03 or earlier modes
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// expected-warning@-2 {{variadic templates are a C++11 extension}}
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#endif
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@end
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struct OuterType {
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  typedef int InnerType;
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};
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namespace ns {
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  typedef int InnerType;
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};
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@protocol InvalidProperties
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@property (nonatomic) (OuterType::InnerType) invalidTypeParens;
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// expected-error@-1 {{type name requires a specifier or qualifier}}
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// expected-error@-2 {{property requires fields to be named}}
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// expected-error@-3 {{expected ';' at end of declaration list}}
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// expected-error@-4 {{a type specifier is required for all declarations}}
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// expected-error@-5 {{cannot declare variable inside @interface or @protocol}}
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@property (nonatomic) (ns::InnerType) invalidTypeParens2;
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// expected-error@-1 {{type name requires a specifier or qualifier}}
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// expected-error@-2 {{property requires fields to be named}}
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// expected-error@-3 {{expected ';' at end of declaration list}}
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// expected-error@-4 {{a type specifier is required for all declarations}}
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// expected-error@-5 {{cannot declare variable inside @interface or @protocol}}
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@property (nonatomic) int OuterType::InnerType; // expected-error {{property requires fields to be named}}
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@property (nonatomic) int OuterType::InnerType foo; // expected-error {{property requires fields to be named}}
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// expected-error@-1 {{expected ';' at end of declaration list}}
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// expected-error@-2 {{a type specifier is required for all declarations}}
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// expected-error@-3 {{cannot declare variable inside @interface or @protocol}}
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@end
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// This used to crash.
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@protocol Property0;
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@protocol Property0;
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id<Property0> x;
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@protocol Property0;
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id<Property0> y;
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id<Property0> z = true ? x : y;
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