assignweakgcivar.m [plain text]
#import <Foundation/Foundation.h>
// CONFIG GC
int GlobalInt = 0;
int GlobalInt2 = 0;
id objc_assign_weak(id value, id *location) {
GlobalInt = 1;
*location = value;
return value;
}
id objc_read_weak(id *location) {
GlobalInt2 = 1;
return *location;
}
@interface Foo : NSObject {
@public
void (^__weak ivar)(void);
}
@end
@implementation Foo
@end
//void (^GlobalVoidVoid)(void);
void (^__weak Henry)(void);
int main(char *argc, char *argv[]) {
// an object should not be retained within a stack Block
__block int i = 0;
void (^local)(void);
Foo *foo = [[Foo alloc] init];
foo->ivar = ^ { ++i; };
if (GlobalInt == 1) {
printf(" exit(0);
}
else {
printf(" }
exit(1);
}