llvm-project/clang/test/CodeGenObjC/objc2-write-barrier-3.m

47 lines
1.0 KiB
Objective-C

// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fobjc-nonfragile-abi -fblocks -fobjc-gc -emit-llvm -o %t %s
// RUN: grep objc_assign_ivar %t | count 3
// RUN: grep objc_assign_strongCast %t | count 6
struct Slice {
void *__strong * items;
};
typedef struct Slice Slice;
@interface ISlice {
@public
void *__strong * IvarItem;
}
@end
typedef void (^observer_block_t)(id object);
@interface Observer {
@public
observer_block_t block;
}
@end
void foo (int i) {
// storing into an array of strong pointer types.
void *__strong* items;
items[i] = 0;
// storing indirectly into an array of strong pointer types.
void *__strong* *vitems;
*vitems[i] = 0;
Slice *slice;
slice->items = 0;
// storing into a struct element of an array of strong pointer types.
slice->items[i] = 0;
ISlice *islice;
islice->IvarItem = 0;
// Storing into an ivar of an array of strong pointer types.
islice->IvarItem[i] = (void*)0;
Observer *observer;
observer->block = 0;
}