minix/external/bsd/llvm/dist/clang/test/SemaObjC/arc-decls.m
Lionel Sambuc f4a2713ac8 Importing netbsd clang -- pristine
Change-Id: Ia40e9ffdf29b5dab2f122f673ff6802a58bc690f
2014-07-28 17:05:57 +02:00

125 lines
4.5 KiB
Objective-C

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