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1 // RUN: %clang_cc1 -verify -fopenmp %s
2 
foo()3 void foo() {
4 }
5 
foobool(int argc)6 bool foobool(int argc) {
7   return argc;
8 }
9 
10 struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
11 extern S1 a;
12 class S2 {
13   mutable int a;
14 
15 public:
S2()16   S2() : a(0) {}
17 };
18 const S2 b;
19 const S2 ba[5];
20 class S3 {
21   int a;
22 
23 public:
S3()24   S3() : a(0) {}
25 };
26 const S3 ca[5];
27 class S4 {
28   int a;
29   S4(); // expected-note {{implicitly declared private here}}
30 
31 public:
S4(int v)32   S4(int v) : a(v) {
33 #pragma omp taskloop private(a) private(this->a)
34     for (int k = 0; k < v; ++k)
35       ++this->a;
36   }
37 };
38 class S5 {
39   int a;
S5()40   S5() : a(0) {} // expected-note {{implicitly declared private here}}
41 
42 public:
S5(int v)43   S5(int v) : a(v) {}
operator =(S5 & s)44   S5 &operator=(S5 &s) {
45 #pragma omp taskloop private(a) private(this->a) private(s.a) // expected-error {{expected variable name or data member of current class}}
46     for (int k = 0; k < s.a; ++k)
47       ++s.a;
48     return *this;
49   }
50 };
51 
52 template <typename T>
53 class S6 {
54 public:
55   T a;
56 
S6()57   S6() : a(0) {}
S6(T v)58   S6(T v) : a(v) {
59 #pragma omp taskloop private(a) private(this->a)
60     for (int k = 0; k < v; ++k)
61       ++this->a;
62   }
operator =(S6 & s)63   S6 &operator=(S6 &s) {
64 #pragma omp taskloop private(a) private(this->a) private(s.a) // expected-error {{expected variable name or data member of current class}}
65     for (int k = 0; k < s.a; ++k)
66       ++s.a;
67     return *this;
68   }
69 };
70 
71 template <typename T>
72 class S7 : public T {
73   T a;
S7()74   S7() : a(0) {}
75 
76 public:
S7(T v)77   S7(T v) : a(v) {
78 #pragma omp taskloop private(a) private(this->a) private(T::a)
79     for (int k = 0; k < a.a; ++k)
80       ++this->a.a;
81   }
operator =(S7 & s)82   S7 &operator=(S7 &s) {
83 #pragma omp taskloop private(a) private(this->a) private(s.a) private(s.T::a) // expected-error 2 {{expected variable name or data member of current class}}
84     for (int k = 0; k < s.a.a; ++k)
85       ++s.a.a;
86     return *this;
87   }
88 };
89 
90 S3 h;
91 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
92 
93 template <class I, class C>
foomain(I argc,C ** argv)94 int foomain(I argc, C **argv) {
95   I e(4);
96   I g(5);
97   int i;
98   int &j = i;
99 #pragma omp taskloop private // expected-error {{expected '(' after 'private'}}
100   for (int k = 0; k < argc; ++k)
101     ++k;
102 #pragma omp taskloop private( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
103   for (int k = 0; k < argc; ++k)
104     ++k;
105 #pragma omp taskloop private() // expected-error {{expected expression}}
106   for (int k = 0; k < argc; ++k)
107     ++k;
108 #pragma omp taskloop private(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
109   for (int k = 0; k < argc; ++k)
110     ++k;
111 #pragma omp taskloop private(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
112   for (int k = 0; k < argc; ++k)
113     ++k;
114 #pragma omp taskloop private(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
115   for (int k = 0; k < argc; ++k)
116     ++k;
117 #pragma omp taskloop private(argc)
118   for (int k = 0; k < argc; ++k)
119     ++k;
120 #pragma omp taskloop private(S1) // expected-error {{'S1' does not refer to a value}}
121   for (int k = 0; k < argc; ++k)
122     ++k;
123 #pragma omp taskloop private(a, b) // expected-error {{private variable with incomplete type 'S1'}}
124   for (int k = 0; k < argc; ++k)
125     ++k;
126 #pragma omp taskloop private(argv[1]) // expected-error {{expected variable name}}
127   for (int k = 0; k < argc; ++k)
128     ++k;
129 #pragma omp taskloop private(e, g)
130   for (int k = 0; k < argc; ++k)
131     ++k;
132 #pragma omp taskloop private(h) // expected-error {{threadprivate or thread local variable cannot be private}}
133   for (int k = 0; k < argc; ++k)
134     ++k;
135 #pragma omp taskloop shared(i)
136   for (int k = 0; k < argc; ++k)
137     ++k;
138 #pragma omp parallel
139   {
140     int v = 0;
141     int i;
142 #pragma omp taskloop private(i)
143     for (int k = 0; k < argc; ++k) {
144       i = k;
145       v += i;
146     }
147   }
148 #pragma omp parallel shared(i)
149 #pragma omp parallel private(i)
150 #pragma omp taskloop private(j)
151   for (int k = 0; k < argc; ++k)
152     ++k;
153 #pragma omp taskloop private(i)
154   for (int k = 0; k < argc; ++k)
155     ++k;
156   return 0;
157 }
158 
bar(S4 a[2])159 void bar(S4 a[2]) {
160 #pragma omp parallel
161 #pragma omp taskloop private(a)
162   for (int i = 0; i < 2; ++i)
163     foo();
164 }
165 
166 namespace A {
167 double x;
168 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
169 }
170 namespace B {
171 using A::x;
172 }
173 
main(int argc,char ** argv)174 int main(int argc, char **argv) {
175   S4 e(4);
176   S5 g(5);
177   S6<float> s6(0.0) , s6_0(1.0);
178   S7<S6<float> > s7(0.0) , s7_0(1.0);
179   int i;
180   int &j = i;
181 #pragma omp taskloop private // expected-error {{expected '(' after 'private'}}
182   for (int k = 0; k < argc; ++k)
183     ++k;
184 #pragma omp taskloop private( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
185   for (int k = 0; k < argc; ++k)
186     ++k;
187 #pragma omp taskloop private() // expected-error {{expected expression}}
188   for (int k = 0; k < argc; ++k)
189     ++k;
190 #pragma omp taskloop private(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
191   for (int k = 0; k < argc; ++k)
192     ++k;
193 #pragma omp taskloop private(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
194   for (int k = 0; k < argc; ++k)
195     ++k;
196 #pragma omp taskloop private(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
197   for (int k = 0; k < argc; ++k)
198     ++k;
199 #pragma omp taskloop private(argc)
200   for (int k = 0; k < argc; ++k)
201     ++k;
202 #pragma omp taskloop private(S1) // expected-error {{'S1' does not refer to a value}}
203   for (int k = 0; k < argc; ++k)
204     ++k;
205 #pragma omp taskloop private(a, b) // expected-error {{private variable with incomplete type 'S1'}}
206   for (int k = 0; k < argc; ++k)
207     ++k;
208 #pragma omp taskloop private(argv[1]) // expected-error {{expected variable name}}
209   for (int k = 0; k < argc; ++k)
210     ++k;
211 #pragma omp taskloop private(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
212   for (int k = 0; k < argc; ++k)
213     ++k;
214 #pragma omp taskloop private(h) // expected-error {{threadprivate or thread local variable cannot be private}}
215   for (int k = 0; k < argc; ++k)
216     ++k;
217 #pragma omp taskloop private(B::x) // expected-error {{threadprivate or thread local variable cannot be private}}
218   for (int k = 0; k < argc; ++k)
219     ++k;
220 #pragma omp taskloop shared(i)
221   for (int k = 0; k < argc; ++k)
222     ++k;
223 #pragma omp parallel
224   {
225     int i;
226 #pragma omp taskloop private(i)
227     for (int k = 0; k < argc; ++k)
228       ++k;
229   }
230 #pragma omp parallel shared(i)
231 #pragma omp parallel private(i)
232 #pragma omp taskloop private(j)
233   for (int k = 0; k < argc; ++k)
234     ++k;
235 #pragma omp taskloop private(i)
236   for (int k = 0; k < argc; ++k)
237     ++k;
238   static int si;
239 #pragma omp taskloop private(si) // OK
240   for(int k = 0; k < argc; ++k)
241     si = k + 1;
242 
243   s6 = s6_0; // expected-note {{in instantiation of member function 'S6<float>::operator=' requested here}}
244   s7 = s7_0; // expected-note {{in instantiation of member function 'S7<S6<float> >::operator=' requested here}}
245   return foomain(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<int, char>' requested here}}
246 }
247 
248