38 lines
669 B
Objective-C
38 lines
669 B
Objective-C
// RUN: %clang_cc1 -fsyntax-only -verify %s
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// expected-no-diagnostics
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#define nil (void *)0;
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#define Nil (void *)0;
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@protocol MyProtocol
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- (void) foo;
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@end
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@interface MyClass
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@end
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int main()
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{
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id obj = nil;
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id<MyProtocol> obj_p = nil;
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MyClass *obj_c = nil;
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Class obj_C = Nil;
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/* All these casts should generate no warnings. */
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obj = (id)obj_p;
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obj = (id)obj_c;
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obj = (id)obj_C;
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obj_c = (MyClass *)obj;
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obj_c = (MyClass *)obj_p;
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obj_c = (MyClass *)obj_C;
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obj_p = (id<MyProtocol>)obj;
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obj_p = (id<MyProtocol>)obj_c;
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obj_p = (id<MyProtocol>)obj_C;
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obj_C = (Class)obj;
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obj_C = (Class)obj_p;
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obj_C = (Class)obj_c;
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return 0;
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}
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