1 // RUN: %clang_cc1 -verify -fopenmp %s
2 
3 // RUN: %clang_cc1 -verify -fopenmp-simd %s
4 
5 extern int omp_default_mem_alloc;
6 void foo() {
7 }
8 
9 bool foobool(int argc) {
10   return argc;
11 }
12 
13 struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
14 extern S1 a;
15 class S2 {
16   mutable int a;
17 
18 public:
19   S2() : a(0) {}
20   S2(S2 &s2) : a(s2.a) {}
21   const S2 &operator=(const S2 &) const;
22   static float S2s; // expected-note {{static data member is predetermined as shared}}
23   static const float S2sc; // expected-note {{'S2sc' declared here}}
24 };
25 const float S2::S2sc = 0;
26 const S2 b;
27 const S2 ba[5];
28 class S3 {
29   int a;
30   S3 &operator=(const S3 &s3); // expected-note 2 {{implicitly declared private here}}
31 
32 public:
33   S3() : a(0) {}
34   S3(S3 &s3) : a(s3.a) {}
35 };
36 const S3 c;         // expected-note {{'c' defined here}}
37 const S3 ca[5];     // expected-note {{'ca' defined here}}
38 extern const int f; // expected-note {{'f' declared here}}
39 class S4 {
40   int a;
41   S4();             // expected-note 3 {{implicitly declared private here}}
42   S4(const S4 &s4);
43 
44 public:
45   S4(int v) : a(v) {}
46 };
47 class S5 {
48   int a;
49   S5() : a(0) {} // expected-note {{implicitly declared private here}}
50 
51 public:
52   S5(const S5 &s5) : a(s5.a) {}
53   S5(int v) : a(v) {}
54 };
55 class S6 {
56   int a;
57   S6() : a(0) {}
58 
59 public:
60   S6(const S6 &s6) : a(s6.a) {}
61   S6(int v) : a(v) {}
62 };
63 
64 S3 h;
65 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
66 
67 template <class I, class C>
68 int foomain(int argc, char **argv) {
69   I e(4);
70   I g(5);
71   int i;
72   int &j = i;
73 #pragma omp parallel sections lastprivate // expected-error {{expected '(' after 'lastprivate'}}
74   {
75     foo();
76   }
77 #pragma omp parallel sections lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
78   {
79     foo();
80   }
81 #pragma omp parallel sections lastprivate() // expected-error {{expected expression}}
82   {
83     foo();
84   }
85 #pragma omp parallel sections lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
86   {
87     foo();
88   }
89 #pragma omp parallel sections lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
90   {
91     foo();
92   }
93 #pragma omp parallel sections lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
94   {
95     foo();
96   }
97 #pragma omp parallel sections lastprivate(argc) allocate , allocate(, allocate(omp_default , allocate(omp_default_mem_alloc, allocate(omp_default_mem_alloc:, allocate(omp_default_mem_alloc: argc, allocate(omp_default_mem_alloc: argv), allocate(argv) // expected-error {{expected '(' after 'allocate'}} expected-error 2 {{expected expression}} expected-error 2 {{expected ')'}} expected-error {{use of undeclared identifier 'omp_default'}} expected-note 2 {{to match this '('}}
98   {
99     foo();
100   }
101 #pragma omp parallel sections lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
102   {
103     foo();
104   }
105 #pragma omp parallel sections lastprivate(a, b) // expected-error {{lastprivate variable with incomplete type 'S1'}}
106   {
107     foo();
108   }
109 #pragma omp parallel sections lastprivate(argv[1]) // expected-error {{expected variable name}}
110   {
111     foo();
112   }
113 #pragma omp parallel sections lastprivate(e, g) // expected-error 2 {{calling a private constructor of class 'S4'}}
114   {
115     foo();
116   }
117 #pragma omp parallel sections lastprivate(h) // expected-error {{threadprivate or thread local variable cannot be lastprivate}}
118   {
119     foo();
120   }
121 #pragma omp parallel sections linear(i) // expected-error {{unexpected OpenMP clause 'linear' in directive '#pragma omp parallel sections'}}
122   {
123     foo();
124   }
125 #pragma omp parallel
126   {
127     int v = 0;
128     int i;
129 #pragma omp parallel sections lastprivate(i)
130     {
131       foo();
132     }
133     v += i;
134   }
135 #pragma omp parallel shared(i)
136 #pragma omp parallel private(i)
137 #pragma omp parallel sections lastprivate(j)
138   {
139     foo();
140   }
141 #pragma omp parallel sections lastprivate(i)
142   {
143     foo();
144   }
145   return 0;
146 }
147 
148 namespace A {
149 double x;
150 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
151 }
152 namespace B {
153 using A::x;
154 }
155 
156 int main(int argc, char **argv) {
157   const int d = 5;       // expected-note {{'d' defined here}}
158   const int da[5] = {0}; // expected-note {{'da' defined here}}
159   S4 e(4);
160   S5 g(5);
161   S3 m;
162   S6 n(2);
163   int i;
164   int &j = i;
165 #pragma omp parallel sections lastprivate // expected-error {{expected '(' after 'lastprivate'}}
166   {
167     foo();
168   }
169 #pragma omp parallel sections lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
170   {
171     foo();
172   }
173 #pragma omp parallel sections lastprivate() // expected-error {{expected expression}}
174   {
175     foo();
176   }
177 #pragma omp parallel sections lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
178   {
179     foo();
180   }
181 #pragma omp parallel sections lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
182   {
183     foo();
184   }
185 #pragma omp parallel sections lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
186   {
187     foo();
188   }
189 #pragma omp parallel sections lastprivate(argc)
190   {
191     foo();
192   }
193 #pragma omp parallel sections lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
194   {
195     foo();
196   }
197 #pragma omp parallel sections lastprivate(a, b, c, d, f) // expected-error {{lastprivate variable with incomplete type 'S1'}} expected-error 1 {{const-qualified variable without mutable fields cannot be lastprivate}} expected-error 2 {{const-qualified variable cannot be lastprivate}}
198   {
199     foo();
200   }
201 #pragma omp parallel sections lastprivate(argv[1]) // expected-error {{expected variable name}}
202   {
203     foo();
204   }
205 #pragma omp parallel sections lastprivate(2 * 2) // expected-error {{expected variable name}}
206   {
207     foo();
208   }
209 #pragma omp parallel sections lastprivate(ba)
210   {
211     foo();
212   }
213 #pragma omp parallel sections lastprivate(ca) // expected-error {{const-qualified variable without mutable fields cannot be lastprivate}}
214   {
215     foo();
216   }
217 #pragma omp parallel sections lastprivate(da) // expected-error {{const-qualified variable cannot be lastprivate}}
218   {
219     foo();
220   }
221   int xa;
222 #pragma omp parallel sections lastprivate(xa) // OK
223   {
224     foo();
225   }
226 #pragma omp parallel sections lastprivate(S2::S2s) // expected-error {{shared variable cannot be lastprivate}}
227   {
228     foo();
229   }
230 #pragma omp parallel sections lastprivate(S2::S2sc) // expected-error {{const-qualified variable cannot be lastprivate}}
231   {
232     foo();
233   }
234 #pragma omp parallel sections safelen(5) // expected-error {{unexpected OpenMP clause 'safelen' in directive '#pragma omp parallel sections'}}
235   {
236     foo();
237   }
238 #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'}}
239   {
240     foo();
241   }
242 #pragma omp parallel sections lastprivate(m) // expected-error {{'operator=' is a private member of 'S3'}}
243   {
244     foo();
245   }
246 #pragma omp parallel sections lastprivate(h, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be lastprivate}}
247   {
248     foo();
249   }
250 #pragma omp parallel sections private(xa), lastprivate(xa) // expected-error {{private variable cannot be lastprivate}} expected-note {{defined as private}}
251   {
252     foo();
253   }
254 #pragma omp parallel sections lastprivate(i)
255   {
256     foo();
257   }
258 #pragma omp parallel private(xa)
259 #pragma omp parallel sections lastprivate(xa)
260   {
261     foo();
262   }
263 #pragma omp parallel reduction(+ : xa)
264 #pragma omp parallel sections lastprivate(xa)
265   {
266     foo();
267   }
268 #pragma omp parallel sections lastprivate(j)
269   {
270     foo();
271   }
272 #pragma omp parallel sections firstprivate(m) lastprivate(m) // expected-error {{'operator=' is a private member of 'S3'}}
273   {
274     foo();
275   }
276 #pragma omp parallel sections lastprivate(n) firstprivate(n) // OK
277   {
278     foo();
279   }
280   static int r;
281 #pragma omp parallel sections lastprivate(r) // OK
282   {
283     foo();
284   }
285   return foomain<S4, S5>(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<S4, S5>' requested here}}
286 }
287