1// RUN: %clang_cc1 -verify -std=c++11 %s
2
3template<typename T> struct complex {
4  complex(T = T(), T = T());
5  void operator+=(complex);
6  T a, b;
7};
8
9void std_example() {
10  complex<double> z;
11  z = { 1, 2 };
12  z += { 1, 2 };
13
14  int a, b;
15  a = b = { 1 };
16  a = { 1 } = b; // expected-error {{initializer list cannot be used on the left hand side of operator '='}}
17  a = a + { 4 }; // expected-error {{initializer list cannot be used on the right hand side of operator '+'}}
18  a = { 3 } * { 4 }; // expected-error {{initializer list cannot be used on the left hand side of operator '*'}} \
19                        expected-error {{initializer list cannot be used on the right hand side of operator '*'}}
20}
21
22struct S {
23  constexpr S(int a, int b) : a(a), b(b) {}
24  int a, b;
25};
26struct T {
27  constexpr int operator=(S s) const { return s.a; }
28  constexpr int operator+=(S s) const { return s.b; }
29};
30static_assert((T() = {4, 9}) == 4, "");
31static_assert((T() += {4, 9}) == 9, "");
32
33int k1 = T() = { 1, 2 } = { 3, 4 }; // expected-error {{initializer list cannot be used on the left hand side of operator '='}}
34int k2 = T() = { 1, 2 } + 1; // expected-error {{initializer list cannot be used on the left hand side of operator '+'}}
35