1// RUN: %clang_cc1 -ast-print %s -std=gnu++11 | FileCheck %s
2
3// CHECK: r;
4// CHECK-NEXT: (r->method());
5struct MyClass
6{
7    void method() {}
8};
9
10struct Reference
11{
12    MyClass* object;
13    MyClass* operator ->() { return object; }
14};
15
16void test1() {
17    Reference r;
18    (r->method());
19}
20
21// CHECK: if (int a = 1)
22// CHECK:  while (int a = 1)
23// CHECK:  switch (int a = 1)
24
25void test2()
26{
27    if (int a = 1) { }
28    while (int a = 1) { }
29    switch (int a = 1) { }
30}
31
32// CHECK: new (1) int;
33void *operator new (typeof(sizeof(1)), int, int = 2);
34void test3() {
35  new (1) int;
36}
37
38// CHECK: new X;
39struct X {
40  void *operator new (typeof(sizeof(1)), int = 2);
41};
42void test4() { new X; }
43
44// CHECK: for (int i = 2097, j = 42; false;)
45void test5() {
46  for (int i = 2097, j = 42; false;) {}
47}
48
49// CHECK: test6fn((int &)y);
50void test6fn(int& x);
51void test6() {
52    unsigned int y = 0;
53    test6fn((int&)y);
54}
55
56// CHECK: S s( 1, 2 );
57
58template <class S> void test7()
59{
60    S s( 1,2 );
61}
62
63
64// CHECK: t.~T();
65
66template <typename T> void test8(T t) { t.~T(); }
67
68
69// CHECK:      enum E {
70// CHECK-NEXT:  A,
71// CHECK-NEXT:  B,
72// CHECK-NEXT:  C
73// CHECK-NEXT:  };
74// CHECK-NEXT: {{^[ ]+}}E a = A;
75
76struct test9
77{
78    void f()
79    {
80        enum E { A, B, C };
81        E a = A;
82    }
83};
84
85namespace test10 {
86  namespace M {
87    template<typename T>
88    struct X {
89      enum { value };
90    };
91  }
92}
93
94typedef int INT;
95
96// CHECK: test11
97// CHECK-NEXT: return test10::M::X<INT>::value;
98int test11() {
99  return test10::M::X<INT>::value;
100}
101
102
103struct DefaultArgClass
104{
105  DefaultArgClass(int a = 1) {}
106  DefaultArgClass(int a, int b, int c = 1) {}
107};
108
109struct NoArgClass
110{
111  NoArgClass() {}
112};
113
114struct VirualDestrClass
115{
116  VirualDestrClass(int arg);
117  virtual ~VirualDestrClass();
118};
119
120struct ConstrWithCleanupsClass
121{
122  ConstrWithCleanupsClass(const VirualDestrClass& cplx = VirualDestrClass(42));
123};
124
125// CHECK: test12
126// CHECK-NEXT: DefaultArgClass useDefaultArg;
127// CHECK-NEXT: DefaultArgClass overrideDefaultArg(1);
128// CHECK-NEXT: DefaultArgClass(1, 2);
129// CHECK-NEXT: DefaultArgClass(1, 2, 3);
130// CHECK-NEXT: NoArgClass noArg;
131// CHECK-NEXT: ConstrWithCleanupsClass cwcNoArg;
132// CHECK-NEXT: ConstrWithCleanupsClass cwcOverrideArg(48);
133// CHECK-NEXT: ConstrWithCleanupsClass cwcExplicitArg(VirualDestrClass(56));
134void test12() {
135  DefaultArgClass useDefaultArg;
136  DefaultArgClass overrideDefaultArg(1);
137  DefaultArgClass tempWithDefaultArg = DefaultArgClass(1, 2);
138  DefaultArgClass tempWithExplictArg = DefaultArgClass(1, 2, 3);
139  NoArgClass noArg;
140  ConstrWithCleanupsClass cwcNoArg;
141  ConstrWithCleanupsClass cwcOverrideArg(48);
142  ConstrWithCleanupsClass cwcExplicitArg(VirualDestrClass(56));
143}
144
145// CHECK: void test13() {
146// CHECK:   _Atomic(int) i;
147// CHECK:   __c11_atomic_init(&i, 0);
148// CHECK:   __c11_atomic_load(&i, 0);
149// CHECK: }
150void test13() {
151  _Atomic(int) i;
152  __c11_atomic_init(&i, 0);
153  __c11_atomic_load(&i, 0);
154}
155
156
157// CHECK: void test14() {
158// CHECK:     struct X {
159// CHECK:         union {
160// CHECK:             int x;
161// CHECK:         } x;
162// CHECK:     };
163// CHECK: }
164void test14() {
165  struct X { union { int x; } x; };
166}
167
168
169// CHECK: float test15() {
170// CHECK:     return __builtin_asinf(1.F);
171// CHECK: }
172// CHECK-NOT: extern "C"
173float test15() {
174  return __builtin_asinf(1.0F);
175}
176
177namespace PR18776 {
178struct A {
179  operator void *();
180  explicit operator bool();
181  A operator&(A);
182};
183
184// CHECK: struct A
185// CHECK-NEXT: {{^[ ]*operator}} void *();
186// CHECK-NEXT: {{^[ ]*explicit}} operator bool();
187
188void bar(void *);
189
190void foo() {
191  A a, b;
192  bar(a & b);
193// CHECK: bar(a & b);
194  if (a & b)
195// CHECK: if (a & b)
196    return;
197}
198};
199
200namespace {
201void test(int i) {
202  switch (i) {
203    case 1:
204      // CHECK: {{\[\[clang::fallthrough\]\]}}
205      [[clang::fallthrough]];
206    case 2:
207      break;
208  }
209}
210}
211