new.cpp revision 09edb9c38cc7dc596d97d68ba6d23545c7ad3abd 
1// RUN: clang-cc %s -emit-llvm -o - | FileCheck %s
2#include <stddef.h>
3
4void t1() {
5  int* a = new int;
6}
7
8// Placement.
9void* operator new(size_t, void*) throw();
10
11void t2(int* a) {
12  int* b = new (a) int;
13}
14
15struct S {
16  int a;
17};
18
19// POD types.
20void t3() {
21  int *a = new int(10);
22  _Complex int* b = new _Complex int(10i);
23
24  S s;
25  s.a = 10;
26  S *sp = new S(s);
27}
28
29// Non-POD
30struct T {
31  T();
32  int a;
33};
34
35void t4() {
36  // CHECK: call void @_ZN1TC1Ev
37  T *t = new T;
38}
39
40struct T2 {
41  int a;
42  T2(int, int);
43};
44
45void t5() {
46  // CHECK: call void @_ZN2T2C1Eii
47  T2 *t2 = new T2(10, 10);
48}
49
50int *t6() {
51  // Null check.
52  return new (0) int(10);
53}
54
55void t7() {
56  new int();
57}
58
59struct U {
60  ~U();
61};
62
63void t8(int n) {
64  new int[10];
65  new int[n];
66
67  // Non-POD
68  new T[10];
69  new T[n];
70
71  // Cookie required
72  new U[10];
73  new U[n];
74}
75
76void t9() {
77  bool b;
78
79  new bool(true);
80  new (&b) bool(true);
81}
82