1 // RUN: %clang_cc1 -verify -fopenmp %s
2 
3 // RUN: %clang_cc1 -verify -fopenmp-simd %s
4 
5 void foo() {
6 }
7 
8 bool foobool(int argc) {
9   return argc;
10 }
11 
12 struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
13 extern S1 a;
14 class S2 {
15   mutable int a;
16 
17 public:
18   S2() : a(0) {}
19   S2(S2 &s2) : a(s2.a) {}
20   const S2 &operator=(const S2 &) const;
21   static float S2s; // expected-note {{static data member is predetermined as shared}}
22   static const float S2sc; // expected-note {{static data member is predetermined as shared}}
23 };
24 const float S2::S2sc = 0;
25 const S2 b;
26 const S2 ba[5];
27 class S3 {
28   int a;
29   S3 &operator=(const S3 &s3); // expected-note 2 {{implicitly declared private here}}
30 
31 public:
32   S3() : a(0) {}
33   S3(S3 &s3) : a(s3.a) {}
34 };
35 const S3 c;         // expected-note {{global variable is predetermined as shared}}
36 const S3 ca[5];     // expected-note {{global variable is predetermined as shared}}
37 extern const int f; // expected-note {{global variable is predetermined as shared}}
38 class S4 {
39   int a;
40   S4();             // expected-note 3 {{implicitly declared private here}}
41   S4(const S4 &s4);
42 
43 public:
44   S4(int v) : a(v) {}
45 };
46 class S5 {
47   int a;
48   S5() : a(0) {} // expected-note {{implicitly declared private here}}
49 
50 public:
51   S5(const S5 &s5) : a(s5.a) {}
52   S5(int v) : a(v) {}
53 };
54 class S6 {
55   int a;
56   S6() : a(0) {}
57 
58 public:
59   S6(const S6 &s6) : a(s6.a) {}
60   S6(int v) : a(v) {}
61 };
62 
63 S3 h;
64 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
65 
66 template <class I, class C>
67 int foomain(int argc, char **argv) {
68   I e(4);
69   I g(5);
70   int i;
71   int &j = i;
72 #pragma omp parallel sections lastprivate // expected-error {{expected '(' after 'lastprivate'}}
73   {
74     foo();
75   }
76 #pragma omp parallel sections lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
77   {
78     foo();
79   }
80 #pragma omp parallel sections lastprivate() // expected-error {{expected expression}}
81   {
82     foo();
83   }
84 #pragma omp parallel sections lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
85   {
86     foo();
87   }
88 #pragma omp parallel sections lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
89   {
90     foo();
91   }
92 #pragma omp parallel sections lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
93   {
94     foo();
95   }
96 #pragma omp parallel sections lastprivate(argc)
97   {
98     foo();
99   }
100 #pragma omp parallel sections lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
101   {
102     foo();
103   }
104 #pragma omp parallel sections lastprivate(a, b) // expected-error {{lastprivate variable with incomplete type 'S1'}}
105   {
106     foo();
107   }
108 #pragma omp parallel sections lastprivate(argv[1]) // expected-error {{expected variable name}}
109   {
110     foo();
111   }
112 #pragma omp parallel sections lastprivate(e, g) // expected-error 2 {{calling a private constructor of class 'S4'}}
113   {
114     foo();
115   }
116 #pragma omp parallel sections lastprivate(h) // expected-error {{threadprivate or thread local variable cannot be lastprivate}}
117   {
118     foo();
119   }
120 #pragma omp parallel sections linear(i) // expected-error {{unexpected OpenMP clause 'linear' in directive '#pragma omp parallel sections'}}
121   {
122     foo();
123   }
124 #pragma omp parallel
125   {
126     int v = 0;
127     int i;
128 #pragma omp parallel sections lastprivate(i)
129     {
130       foo();
131     }
132     v += i;
133   }
134 #pragma omp parallel shared(i)
135 #pragma omp parallel private(i)
136 #pragma omp parallel sections lastprivate(j)
137   {
138     foo();
139   }
140 #pragma omp parallel sections lastprivate(i)
141   {
142     foo();
143   }
144   return 0;
145 }
146 
147 namespace A {
148 double x;
149 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
150 }
151 namespace B {
152 using A::x;
153 }
154 
155 int main(int argc, char **argv) {
156   const int d = 5;       // expected-note {{constant variable is predetermined as shared}}
157   const int da[5] = {0}; // expected-note {{constant variable is predetermined as shared}}
158   S4 e(4);
159   S5 g(5);
160   S3 m;
161   S6 n(2);
162   int i;
163   int &j = i;
164 #pragma omp parallel sections lastprivate // expected-error {{expected '(' after 'lastprivate'}}
165   {
166     foo();
167   }
168 #pragma omp parallel sections lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
169   {
170     foo();
171   }
172 #pragma omp parallel sections lastprivate() // expected-error {{expected expression}}
173   {
174     foo();
175   }
176 #pragma omp parallel sections lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
177   {
178     foo();
179   }
180 #pragma omp parallel sections lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
181   {
182     foo();
183   }
184 #pragma omp parallel sections lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
185   {
186     foo();
187   }
188 #pragma omp parallel sections lastprivate(argc)
189   {
190     foo();
191   }
192 #pragma omp parallel sections lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
193   {
194     foo();
195   }
196 #pragma omp parallel sections lastprivate(a, b, c, d, f) // expected-error {{lastprivate variable with incomplete type 'S1'}} expected-error 3 {{shared variable cannot be lastprivate}}
197   {
198     foo();
199   }
200 #pragma omp parallel sections lastprivate(argv[1]) // expected-error {{expected variable name}}
201   {
202     foo();
203   }
204 #pragma omp parallel sections lastprivate(2 * 2) // expected-error {{expected variable name}}
205   {
206     foo();
207   }
208 #pragma omp parallel sections lastprivate(ba)
209   {
210     foo();
211   }
212 #pragma omp parallel sections lastprivate(ca) // expected-error {{shared variable cannot be lastprivate}}
213   {
214     foo();
215   }
216 #pragma omp parallel sections lastprivate(da) // expected-error {{shared variable cannot be lastprivate}}
217   {
218     foo();
219   }
220   int xa;
221 #pragma omp parallel sections lastprivate(xa) // OK
222   {
223     foo();
224   }
225 #pragma omp parallel sections lastprivate(S2::S2s) // expected-error {{shared variable cannot be lastprivate}}
226   {
227     foo();
228   }
229 #pragma omp parallel sections lastprivate(S2::S2sc) // expected-error {{shared variable cannot be lastprivate}}
230   {
231     foo();
232   }
233 #pragma omp parallel sections safelen(5) // expected-error {{unexpected OpenMP clause 'safelen' in directive '#pragma omp parallel sections'}}
234   {
235     foo();
236   }
237 #pragma omp parallel sections lastprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
238   {
239     foo();
240   }
241 #pragma omp parallel sections lastprivate(m) // expected-error {{'operator=' is a private member of 'S3'}}
242   {
243     foo();
244   }
245 #pragma omp parallel sections lastprivate(h, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be lastprivate}}
246   {
247     foo();
248   }
249 #pragma omp parallel sections private(xa), lastprivate(xa) // expected-error {{private variable cannot be lastprivate}} expected-note {{defined as private}}
250   {
251     foo();
252   }
253 #pragma omp parallel sections lastprivate(i)
254   {
255     foo();
256   }
257 #pragma omp parallel private(xa)
258 #pragma omp parallel sections lastprivate(xa)
259   {
260     foo();
261   }
262 #pragma omp parallel reduction(+ : xa)
263 #pragma omp parallel sections lastprivate(xa)
264   {
265     foo();
266   }
267 #pragma omp parallel sections lastprivate(j)
268   {
269     foo();
270   }
271 #pragma omp parallel sections firstprivate(m) lastprivate(m) // expected-error {{'operator=' is a private member of 'S3'}}
272   {
273     foo();
274   }
275 #pragma omp parallel sections lastprivate(n) firstprivate(n) // OK
276   {
277     foo();
278   }
279   static int r;
280 #pragma omp parallel sections lastprivate(r) // OK
281   {
282     foo();
283   }
284   return foomain<S4, S5>(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<S4, S5>' requested here}}
285 }
286