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) {}
S2(const S2 & s2)17 S2(const S2 &s2) : a(s2.a) {}
18 static float S2s;
19 static const float S2sc;
20 };
21 const float S2::S2sc = 0;
22 const S2 b;
23 const S2 ba[5];
24 class S3 {
25 int a;
26 S3 &operator=(const S3 &s3);
27
28 public:
S3()29 S3() : a(0) {}
S3(const S3 & s3)30 S3(const S3 &s3) : a(s3.a) {}
31 };
32 const S3 c;
33 const S3 ca[5];
34 extern const int f;
35 class S4 {
36 int a;
37 S4();
38 S4(const S4 &s4); // expected-note 2 {{implicitly declared private here}}
39
40 public:
S4(int v)41 S4(int v) : a(v) {}
42 };
43 class S5 {
44 int a;
S5(const S5 & s5)45 S5(const S5 &s5) : a(s5.a) {} // expected-note 4 {{implicitly declared private here}}
46
47 public:
S5()48 S5() : a(0) {}
S5(int v)49 S5(int v) : a(v) {}
50 };
51 class S6 {
52 int a;
S6()53 S6() : a(0) {}
54
55 public:
S6(const S6 & s6)56 S6(const S6 &s6) : a(s6.a) {}
S6(int v)57 S6(int v) : a(v) {}
58 };
59
60 S3 h;
61 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
62
63 template <class I, class C>
foomain(int argc,char ** argv)64 int foomain(int argc, char **argv) {
65 I e(4);
66 C g(5);
67 int i;
68 int &j = i;
69 #pragma omp parallel
70 #pragma omp sections firstprivate // expected-error {{expected '(' after 'firstprivate'}}
71 {
72 foo();
73 }
74 #pragma omp parallel
75 #pragma omp sections firstprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
76 {
77 foo();
78 }
79 #pragma omp parallel
80 #pragma omp sections firstprivate() // expected-error {{expected expression}}
81 {
82 foo();
83 }
84 #pragma omp parallel
85 #pragma omp sections firstprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
86 {
87 foo();
88 }
89 #pragma omp parallel
90 #pragma omp sections firstprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
91 {
92 foo();
93 }
94 #pragma omp parallel
95 #pragma omp sections firstprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
96 {
97 foo();
98 }
99 #pragma omp parallel
100 #pragma omp sections firstprivate(argc)
101 {
102 foo();
103 }
104 #pragma omp parallel
105 #pragma omp sections firstprivate(S1) // expected-error {{'S1' does not refer to a value}}
106 {
107 foo();
108 }
109 #pragma omp parallel
110 #pragma omp sections firstprivate(a, b) // expected-error {{firstprivate variable with incomplete type 'S1'}}
111 {
112 foo();
113 }
114 #pragma omp parallel
115 #pragma omp sections firstprivate(argv[1]) // expected-error {{expected variable name}}
116 {
117 foo();
118 }
119 #pragma omp parallel
120 #pragma omp sections firstprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
121 {
122 foo();
123 }
124 #pragma omp parallel
125 #pragma omp sections firstprivate(h) // expected-error {{threadprivate or thread local variable cannot be firstprivate}}
126 {
127 foo();
128 }
129 #pragma omp parallel
130 #pragma omp sections linear(i) // expected-error {{unexpected OpenMP clause 'linear' in directive '#pragma omp sections'}}
131 {
132 foo();
133 }
134 #pragma omp parallel
135 {
136 int v = 0;
137 int i; // expected-note {{variable with automatic storage duration is predetermined as private; perhaps you forget to enclose 'omp sections' directive into a parallel or another task region?}}
138 #pragma omp sections firstprivate(i) // expected-error {{firstprivate variable must be shared}}
139 {
140 foo();
141 }
142 v += i;
143 }
144 #pragma omp parallel shared(i)
145 #pragma omp parallel private(i)
146 #pragma omp sections firstprivate(j)
147 {
148 foo();
149 }
150 #pragma omp parallel
151 #pragma omp sections firstprivate(i)
152 {
153 foo();
154 }
155 #pragma omp parallel
156 #pragma omp sections lastprivate(g) firstprivate(g) // expected-error {{calling a private constructor of class 'S5'}}
157 {
158 foo();
159 }
160 #pragma omp parallel private(i) // expected-note {{defined as private}}
161 #pragma omp sections firstprivate(i) // expected-error {{firstprivate variable must be shared}}
162 {
163 foo();
164 }
165 #pragma omp parallel reduction(+ : i) // expected-note {{defined as reduction}}
166 #pragma omp sections firstprivate(i) // expected-error {{firstprivate variable must be shared}}
167 {
168 foo();
169 }
170 return 0;
171 }
172
173 namespace A {
174 double x;
175 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
176 }
177 namespace B {
178 using A::x;
179 }
180
main(int argc,char ** argv)181 int main(int argc, char **argv) {
182 const int d = 5;
183 const int da[5] = {0};
184 S4 e(4);
185 S5 g(5);
186 S3 m;
187 S6 n(2);
188 int i;
189 int &j = i;
190 #pragma omp parallel
191 #pragma omp sections firstprivate // expected-error {{expected '(' after 'firstprivate'}}
192 {
193 foo();
194 }
195 #pragma omp parallel
196 #pragma omp sections firstprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
197 {
198 foo();
199 }
200 #pragma omp parallel
201 #pragma omp sections firstprivate() // expected-error {{expected expression}}
202 {
203 foo();
204 }
205 #pragma omp parallel
206 #pragma omp sections firstprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
207 {
208 foo();
209 }
210 #pragma omp parallel
211 #pragma omp sections firstprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
212 {
213 foo();
214 }
215 #pragma omp parallel
216 #pragma omp sections firstprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
217 {
218 foo();
219 }
220 #pragma omp parallel
221 #pragma omp sections firstprivate(argc)
222 {
223 foo();
224 }
225 #pragma omp parallel
226 #pragma omp sections firstprivate(S1) // expected-error {{'S1' does not refer to a value}}
227 {
228 foo();
229 }
230 #pragma omp parallel
231 #pragma omp sections firstprivate(a, b, c, d, f) // expected-error {{firstprivate variable with incomplete type 'S1'}}
232 {
233 foo();
234 }
235 #pragma omp parallel
236 #pragma omp sections firstprivate(argv[1]) // expected-error {{expected variable name}}
237 {
238 foo();
239 }
240 #pragma omp parallel
241 #pragma omp sections firstprivate(2 * 2) // expected-error {{expected variable name}}
242 {
243 foo();
244 }
245 #pragma omp parallel
246 #pragma omp sections firstprivate(ba) // OK
247 {
248 foo();
249 }
250 #pragma omp parallel
251 #pragma omp sections firstprivate(ca) // OK
252 {
253 foo();
254 }
255 #pragma omp parallel
256 #pragma omp sections firstprivate(da) // OK
257 {
258 foo();
259 }
260 int xa;
261 #pragma omp parallel
262 #pragma omp sections firstprivate(xa) // OK
263 {
264 foo();
265 }
266 #pragma omp parallel
267 #pragma omp sections firstprivate(S2::S2s) // OK
268 {
269 foo();
270 }
271 #pragma omp parallel
272 #pragma omp sections firstprivate(S2::S2sc) // OK
273 {
274 foo();
275 }
276 #pragma omp parallel
277 #pragma omp sections safelen(5) // expected-error {{unexpected OpenMP clause 'safelen' in directive '#pragma omp sections'}}
278 {
279 foo();
280 }
281 #pragma omp parallel
282 #pragma omp sections firstprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
283 {
284 foo();
285 }
286 #pragma omp parallel
287 #pragma omp sections firstprivate(m) // OK
288 {
289 foo();
290 }
291 #pragma omp parallel
292 #pragma omp sections firstprivate(h, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be firstprivate}}
293 {
294 foo();
295 }
296 #pragma omp parallel
297 #pragma omp sections private(xa), firstprivate(xa) // expected-error {{private variable cannot be firstprivate}} expected-note {{defined as private}}
298 {
299 foo();
300 }
301 #pragma omp parallel shared(xa)
302 #pragma omp sections firstprivate(xa) // OK: may be firstprivate
303 {
304 foo();
305 }
306 #pragma omp parallel
307 #pragma omp sections firstprivate(j)
308 {
309 foo();
310 }
311 #pragma omp parallel
312 #pragma omp sections lastprivate(g) firstprivate(g) // expected-error {{calling a private constructor of class 'S5'}}
313 {
314 foo();
315 }
316 #pragma omp parallel
317 #pragma omp sections lastprivate(n) firstprivate(n) // OK
318 {
319 foo();
320 }
321 #pragma omp parallel
322 {
323 int v = 0;
324 int i; // expected-note {{variable with automatic storage duration is predetermined as private; perhaps you forget to enclose 'omp sections' directive into a parallel or another task region?}}
325 #pragma omp sections firstprivate(i) // expected-error {{firstprivate variable must be shared}}
326 {
327 foo();
328 }
329 v += i;
330 }
331 #pragma omp parallel private(i) // expected-note {{defined as private}}
332 #pragma omp sections firstprivate(i) // expected-error {{firstprivate variable must be shared}}
333 {
334 foo();
335 }
336 #pragma omp parallel reduction(+ : i) // expected-note {{defined as reduction}}
337 #pragma omp sections firstprivate(i) // expected-error {{firstprivate variable must be shared}}
338 {
339 foo();
340 }
341 static int r;
342 #pragma omp sections firstprivate(r) // OK
343 {
344 foo();
345 }
346
347 return foomain<S4, S5>(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<S4, S5>' requested here}}
348 }
349