llvm-project

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// RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s
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struct __objcFastEnumerationState; 
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typedef struct objc_class *Class;
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typedef struct objc_object {
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 Class isa;
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} *id;
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@interface MyList
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@end
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@implementation MyList
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- (unsigned int)countByEnumeratingWithState:  (struct __objcFastEnumerationState *)state objects:  (id *)items count:(unsigned int)stackcount
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{
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        return 0;
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}
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@end
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@interface MyList (BasicTest)
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- (void)compilerTestAgainst;
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@end
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@implementation MyList (BasicTest)
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- (void)compilerTestAgainst {
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        int i=0;
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        for (int * elem in elem) // expected-error {{selector element type 'int *' is not a valid object}} \
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				    expected-error {{the type 'int *' is not a pointer to a fast-enumerable object}}
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           ++i;
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        for (i in elem)  // expected-error {{use of undeclared identifier 'elem'}} \
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			    expected-error {{selector element type 'int' is not a valid object}}
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           ++i;
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        for (id se in i) // expected-error {{the type 'int' is not a pointer to a fast-enumerable object}} 
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           ++i;
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}
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@end
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