xref: /llvm-project/clang/test/CodeGenObjCXX/property-placement-new.mm (revision af0ee617fc5f69051297b0c23f8c818b20f02c3a)
1// RUN: %clang_cc1 -x objective-c++ -std=c++11 %s -triple x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s
2
3// CHECK: [[NAME:@.*]] = private unnamed_addr constant [9 x i8] c"position\00"
4// CHECK: [[SEL:@.*]] = internal externally_initialized global ptr [[NAME]]
5
6@interface I {
7  int position;
8}
9@property(nonatomic) int position;
10@end
11
12struct S {
13  void *operator new(__SIZE_TYPE__, int);
14};
15
16template <typename T>
17struct TS {
18  void *operator new(__SIZE_TYPE__, T);
19};
20
21I *GetI();
22
23int main() {
24  @autoreleasepool {
25    // CHECK: [[I:%.+]] = alloca ptr
26    auto* i = GetI();
27    i.position = 42;
28
29    // This is so we can find the next line more easily.
30    // CHECK: store double
31    double d = 42.0;
32
33    // CHECK: [[I1:%.+]] = load ptr, ptr [[I]]
34    // CHECK-NEXT: [[SEL1:%.+]] = load ptr, ptr [[SEL]]
35    // CHECK-NEXT: [[POS1:%.+]] = call {{.*}} i32 @objc_msgSend(ptr {{.*}} [[I1]], ptr {{.*}} [[SEL1]])
36    // CHECK-NEXT: call {{.*}} ptr @_ZN1SnwEmi(i64 {{.*}} 1, i32 {{.*}} [[POS1]])
37    new (i.position) S;
38
39    // CHECK: [[I2:%.+]] = load ptr, ptr [[I]]
40    // CHECK-NEXT: [[SEL2:%.+]] = load ptr, ptr [[SEL]]
41    // CHECK-NEXT: [[POS2:%.+]] = call {{.*}} i32 @objc_msgSend(ptr {{.*}} [[I2]], ptr {{.*}} [[SEL2]])
42    // CHECK-NEXT: [[DBL:%.+]] = sitofp i32 [[POS2]] to double
43    // CHECK-NEXT: call {{.*}} ptr  @_ZN2TSIdEnwEmd(i64 {{.*}} 1, double {{.*}} [[DBL]])
44    new (i.position) TS<double>;
45  }
46}
47