trivial-constructor.cpp revision 762bb9d0ad20320b9f97a841dce57ba5e8e48b07
1// RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++11
2struct T1 {
3};
4static_assert(__has_trivial_constructor(T1), "T1 has trivial constructor!");
5
6struct T2 {
7  T2();
8};
9static_assert(!__has_trivial_constructor(T2), "T2 has a user-declared constructor!");
10
11struct T3 {
12  virtual void f();
13};
14static_assert(!__has_trivial_constructor(T3), "T3 has a virtual function!");
15
16struct T4 : virtual T3 {
17};
18static_assert(!__has_trivial_constructor(T4), "T4 has a virtual base class!");
19
20struct T5 : T1 {
21};
22static_assert(__has_trivial_constructor(T5), "All the direct base classes of T5 have trivial constructors!");
23
24struct T6 {
25  T5 t5;
26  T1 t1[2][2];
27  static T2 t2;
28};
29static_assert(__has_trivial_constructor(T6), "All nonstatic data members of T6 have trivial constructors!");
30
31struct T7 {
32  T4 t4;
33};
34static_assert(!__has_trivial_constructor(T7), "t4 does not have a trivial constructor!");
35
36struct T8 : T2 {
37};
38static_assert(!__has_trivial_constructor(T8), "The base class T2 does not have a trivial constructor!");
39