llvm-project/clang/test/SemaObjC/flexible-array-arc.m

37 lines
820 B
Objective-C

// RUN: %clang_cc1 -fsyntax-only -fobjc-arc -verify -Wno-objc-root-class %s
// RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class -DNOARC %s
#ifdef NOARC
// expected-no-diagnostics
#endif
@interface RetainableArray {
id flexible[];
#ifndef NOARC
// expected-error@-2 {{ARC forbids flexible array members with retainable object type}}
#endif
}
@end
@implementation RetainableArray
@end
// Emit diagnostic only if have @implementation.
@interface RetainableArrayWithoutImpl {
id flexible[];
}
@end
// With ARC flexible array member objects can be only __unsafe_unretained
@interface UnsafeUnretainedArray {
__unsafe_unretained id flexible[];
}
@end
@implementation UnsafeUnretainedArray
@end
@interface NotObjCLifetimeTypeArray {
char flexible[];
}
@end
@implementation NotObjCLifetimeTypeArray
@end