1 // Basic uses of initializer lists
2 // { dg-do run }
3 // { dg-options "-std=c++0x" }
4
5 #include <initializer_list>
6
7 extern "C" void abort();
8
9 using namespace std;
10
AA11 struct A { int i,j; A(int _i,int _j): i(_i), j(_j) {} };
BB12 struct B { A a; B(A _a): a(_a) {} };
CC13 struct C { B b; C(B _b): b(_b) {} };
14
15 struct D
16 {
17 int ia[3];
DD18 D (initializer_list<int> l)
19 {
20 const int *p = l.begin();
21 for (int i = 0; i < 3; ++i)
22 ia[i] = *p++;
23 }
24 };
25
f(C c)26 void f(C c)
27 {
28 if (c.b.a.i != 1) abort();
29 if (c.b.a.j != 2) abort();
30 }
31 void f(int);
32
g(D d)33 void g(D d)
34 {
35 if (d.ia[0] != 1 || d.ia[1] != 2 || d.ia[2] != 3)
36 abort();
37 }
38
39 struct E
40 {
41 int i, j, k;
42 };
43
h(E e)44 void h(E e)
45 {
46 if (e.i != 1 || e.j != 2 || e.k != 3)
47 abort();
48 }
49
i(initializer_list<int> l)50 void i(initializer_list<int> l)
51 {
52 const int *p = l.begin();
53 if (*p++ != 1) abort();
54 if (*p++ != 2) abort();
55 if (*p++ != 3) abort();
56 if (p != l.end()) abort();
57 }
58
UU59 struct U { U(int, int) {} };
60 U ua[] = { { 3, 2 } };
61
main()62 int main()
63 {
64 g({1,2,3});
65
66 h({1,2,3});
67
68 f({{{1,2}}});
69 f({{A{1,2}}});
70
71 i({1,2,3});
72 }
73