125 lines
4.5 KiB
Objective-C
125 lines
4.5 KiB
Objective-C
// RUN: %clang_cc1 -fsyntax-only -fblocks -fobjc-arc -verify -Wno-objc-root-class %s
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// rdar://8843524
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struct A {
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id x; // expected-error {{ARC forbids Objective-C objects in struct}}
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};
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union u {
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id u; // expected-error {{ARC forbids Objective-C objects in union}}
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};
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@interface I {
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struct A a;
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struct B {
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id y[10][20]; // expected-error {{ARC forbids Objective-C objects in struct}}
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id z;
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} b;
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union u c;
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};
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@end
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// rdar://10260525
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struct r10260525 {
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id (^block) (); // expected-error {{ARC forbids blocks in struct}}
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};
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struct S {
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id __attribute__((objc_ownership(none))) i;
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void * vp;
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int i1;
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};
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// rdar://9046528
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@class NSError;
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__autoreleasing id X; // expected-error {{global variables cannot have __autoreleasing ownership}}
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__autoreleasing NSError *E; // expected-error {{global variables cannot have __autoreleasing ownership}}
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extern id __autoreleasing X1; // expected-error {{global variables cannot have __autoreleasing ownership}}
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void func()
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{
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id X;
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static id __autoreleasing X1; // expected-error {{global variables cannot have __autoreleasing ownership}}
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extern id __autoreleasing E; // expected-error {{global variables cannot have __autoreleasing ownership}}
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}
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// rdar://9157348
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@interface J
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@property (retain) id newFoo; // expected-note {{property declared here}}
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@property (strong) id copyBar; // expected-note {{property declared here}}
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@property (copy) id allocBaz; // expected-note {{property declared here}}
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@property (copy, nonatomic) id new;
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@end
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@implementation J
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@synthesize newFoo; // expected-error {{property's synthesized getter follows Cocoa naming convention for returning}}
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@synthesize copyBar; // expected-error {{property's synthesized getter follows Cocoa naming convention for returning}}
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@synthesize allocBaz; // expected-error {{property's synthesized getter follows Cocoa naming convention for returning}}
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@synthesize new;
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- new {return 0; };
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@end
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// rdar://10187884
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@interface Super
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- (void)bar:(id)b; // expected-note {{parameter declared here}}
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- (void)bar1:(id) __attribute((ns_consumed)) b;
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- (void)ok:(id) __attribute((ns_consumed)) b;
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- (id)ns_non; // expected-note {{method declared here}}
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- (id)not_ret:(id) b __attribute((ns_returns_not_retained)); // expected-note {{method declared here}}
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- (id)both__returns_not_retained:(id) b __attribute((ns_returns_not_retained));
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@end
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@interface Sub : Super
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- (void)bar:(id) __attribute((ns_consumed)) b; // expected-error {{overriding method has mismatched ns_consumed attribute on its parameter}}
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- (void)bar1:(id)b;
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- (void)ok:(id) __attribute((ns_consumed)) b;
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- (id)ns_non __attribute((ns_returns_not_retained)); // expected-error {{overriding method has mismatched ns_returns_not_retained attributes}}
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- (id)not_ret:(id) b __attribute((ns_returns_retained)); // expected-error {{overriding method has mismatched ns_returns_retained attributes}}
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- (id)both__returns_not_retained:(id) b __attribute((ns_returns_not_retained));
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// rdar://12173491
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@property (copy, nonatomic) __attribute__((ns_returns_retained)) id (^fblock)(void);
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@end
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// Test that we give a good diagnostic here that mentions the missing
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// ownership qualifier. We don't want this to get suppressed because
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// of an invalid conversion.
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void test7(void) {
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id x;
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id *px = &x; // expected-error {{pointer to non-const type 'id' with no explicit ownership}}
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I *y;
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J **py = &y; // expected-error {{pointer to non-const type 'J *' with no explicit ownership}} expected-warning {{incompatible pointer types initializing}}
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}
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void func(void) __attribute__((objc_ownership(none))); // expected-warning {{'objc_ownership' only applies to Objective-C object or block pointer types; type here is 'void (void)'}}
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struct __attribute__((objc_ownership(none))) S2 {}; // expected-error {{'objc_ownership' attribute only applies to variables}}
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@interface I2
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@property __attribute__((objc_ownership(frob))) id i; // expected-warning {{'objc_ownership' attribute argument not supported: 'frob'}}
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@end
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// rdar://15304886
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@interface NSObject @end
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@interface ControllerClass : NSObject @end
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@interface SomeClassOwnedByController
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@property (readonly) ControllerClass *controller; // expected-note {{property declared here}}
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// rdar://15465916
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@property (readonly, weak) ControllerClass *weak_controller;
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@end
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@interface SomeClassOwnedByController ()
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@property (readwrite, weak) ControllerClass *controller; // expected-warning {{primary property declaration is implicitly strong while redeclaration in class extension is weak}}
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@property (readwrite, weak) ControllerClass *weak_controller;
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@end
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