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// RUN: %clang_cc1 -emit-llvm -triple x86_64-apple-darwin -o - %s | FileCheck %s
typedef unsigned int size_t;
@protocol P @end
@interface NSMutableArray
- (id)objectAtIndexedSubscript:(size_t)index;
- (void)setObject:(id)object atIndexedSubscript:(size_t)index;
@end
struct S {
operator unsigned int ();
operator id ();
};
@interface NSMutableDictionary
- (id)objectForKeyedSubscript:(id)key;
- (void)setObject:(id)object forKeyedSubscript:(id)key;
@end
int main() {
NSMutableArray<P> * array;
S s;
id oldObject = array[(int)s];
NSMutableDictionary<P> *dict;
dict[(id)s] = oldObject;
oldObject = dict[(id)s];
}
template <class T> void test2(NSMutableArray *a) {
a[10] = 0;
}
template void test2<int>(NSMutableArray*);
// CHECK-LABEL: define weak_odr void @_Z5test2IiEvP14NSMutableArray
// CHECK: @objc_msgSend
// CHECK: ret void
template <class T> void test3(NSMutableArray *a) {
a[sizeof(T)] = 0;
}
template void test3<int>(NSMutableArray*);
// CHECK-LABEL: define weak_odr void @_Z5test3IiEvP14NSMutableArray
// CHECK: @objc_msgSend
// CHECK: ret void
// CHECK-LABEL: define void @_Z11static_dataP14NSMutableArray
void static_data(NSMutableArray *array) {
// CHECK: call i32 @__cxa_guard_acquire
// CHECK: {{call i8*.*@objc_msgSend }}
// CHECK: call void @__cxa_guard_release
static id x = array[4];
// CHECK: ret void
}
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