1 // RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-version=45 -fopenmp %s -Wuninitialized
2 // RUN: %clang_cc1 -verify=expected,omp50 -fopenmp-version=50 -fopenmp %s -Wuninitialized
3
4 // RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-version=45 -fopenmp-simd %s -Wuninitialized
5 // RUN: %clang_cc1 -verify=expected,omp50 -fopenmp-version=50 -fopenmp-simd %s -Wuninitialized
6
7 extern int omp_default_mem_alloc;
foo()8 void foo() {
9 }
10
foobool(int argc)11 bool foobool(int argc) {
12 return argc;
13 }
14
15 struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
16 extern S1 a;
17 class S2 {
18 mutable int a;
19
20 public:
S2()21 S2() : a(0) {}
S2(S2 & s2)22 S2(S2 &s2) : a(s2.a) {}
23 const S2 &operator=(const S2 &) const;
24 static float S2s; // expected-note {{static data member is predetermined as shared}}
25 static const float S2sc; // expected-note {{'S2sc' declared here}}
26 };
27 const float S2::S2sc = 0;
28 const S2 b;
29 const S2 ba[5];
30 class S3 {
31 int a;
32 S3 &operator=(const S3 &s3); // expected-note 2 {{implicitly declared private here}}
33
34 public:
S3()35 S3() : a(0) {}
S3(S3 & s3)36 S3(S3 &s3) : a(s3.a) {}
37 };
38 const S3 c; // expected-note {{'c' defined here}}
39 const S3 ca[5]; // expected-note {{'ca' defined here}}
40 extern const int f; // expected-note {{'f' declared here}}
41 class S4 {
42 int a;
43 S4(); // expected-note 3 {{implicitly declared private here}}
44 S4(const S4 &s4);
45
46 public:
S4(int v)47 S4(int v) : a(v) {}
48 };
49 class S5 {
50 int a;
S5()51 S5() : a(0) {} // expected-note {{implicitly declared private here}}
52
53 public:
S5(const S5 & s5)54 S5(const S5 &s5) : a(s5.a) {}
S5(int v)55 S5(int v) : a(v) {}
56 };
57 class S6 {
58 int a;
S6()59 S6() : a(0) {} // omp45-note 2 {{implicitly declared private here}}
60
61 public:
S6(const S6 & s6)62 S6(const S6 &s6) : a(s6.a) {}
S6(int v)63 S6(int v) : a(v) {}
64 };
65
66 S3 h;
67 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
68
69 template <class I, class C>
foomain(int argc,char ** argv)70 int foomain(int argc, char **argv) {
71 I e(4);
72 I g(5);
73 int i, k;
74 int &j = i;
75 S6 s(0); // omp50-note {{'s' defined here}}
76 #pragma omp parallel
77 #pragma omp sections lastprivate // expected-error {{expected '(' after 'lastprivate'}}
78 {
79 foo();
80 }
81 #pragma omp parallel
82 #pragma omp sections lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
83 {
84 foo();
85 }
86 #pragma omp parallel
87 #pragma omp sections lastprivate() // expected-error {{expected expression}}
88 {
89 foo();
90 }
91 #pragma omp parallel
92 #pragma omp sections lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
93 {
94 foo();
95 }
96 #pragma omp parallel
97 #pragma omp sections lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
98 {
99 foo();
100 }
101 #pragma omp parallel
102 #pragma omp sections lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
103 {
104 foo();
105 }
106 #pragma omp parallel
107 #pragma omp sections lastprivate(argc)
108 {
109 foo();
110 }
111 #pragma omp parallel
112 #pragma omp sections lastprivate(conditional: argc,s) lastprivate(conditional: // omp50-error {{expected expression}} omp45-error 2 {{use of undeclared identifier 'conditional'}} expected-error {{expected ')'}} expected-note {{to match this '('}} omp45-error 2 {{calling a private constructor of class 'S6'}} omp50-error {{expected list item of scalar type in 'lastprivate' clause with 'conditional' modifier}}}
113 {
114 foo();
115 }
116 #pragma omp parallel
117 #pragma omp sections lastprivate(foo:argc) // omp50-error {{expected 'conditional' in OpenMP clause 'lastprivate'}} omp45-error {{expected ',' or ')' in 'lastprivate' clause}} omp45-error {{expected ')'}} omp45-error {{expected variable name}} omp45-note {{to match this '('}}
118 {
119 foo();
120 }
121 #pragma omp parallel
122 #pragma omp sections lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
123 {
124 foo();
125 }
126 #pragma omp parallel
127 #pragma omp sections lastprivate(a, b, k) // expected-error {{lastprivate variable with incomplete type 'S1'}}
128 {
129 foo();
130 }
131 #pragma omp parallel
132 #pragma omp sections lastprivate(argv[1]) // expected-error {{expected variable name}}
133 {
134 foo();
135 }
136 #pragma omp parallel
137 #pragma omp sections lastprivate(e, g) // expected-error 2 {{calling a private constructor of class 'S4'}}
138 {
139 foo();
140 }
141 #pragma omp parallel
142 #pragma omp sections lastprivate(h) // expected-error {{threadprivate or thread local variable cannot be lastprivate}}
143 {
144 foo();
145 }
146 #pragma omp parallel
147 #pragma omp sections linear(i) // expected-error {{unexpected OpenMP clause 'linear' in directive '#pragma omp sections'}}
148 {
149 foo();
150 }
151 #pragma omp parallel
152 {
153 int v = 0;
154 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?}}
155 #pragma omp sections lastprivate(i) // expected-error {{lastprivate variable must be shared}}
156 {
157 foo();
158 }
159 v += i;
160 }
161 #pragma omp parallel shared(i)
162 #pragma omp parallel private(i)
163 #pragma omp sections lastprivate(j)
164 {
165 foo();
166 }
167 #pragma omp parallel
168 #pragma omp sections lastprivate(i)
169 {
170 foo();
171 }
172 return 0;
173 }
174
175 namespace A {
176 double x;
177 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
178 }
179 namespace B {
180 using A::x;
181 }
182
main(int argc,char ** argv)183 int main(int argc, char **argv) {
184 const int d = 5; // expected-note {{'d' defined here}}
185 const int da[5] = {0}; // expected-note {{'da' defined here}}
186 S4 e(4);
187 S5 g(5);
188 S3 m;
189 S6 n(2);
190 int i, k;
191 int &j = i;
192 #pragma omp parallel
193 #pragma omp sections lastprivate // expected-error {{expected '(' after 'lastprivate'}}
194 {
195 foo();
196 }
197 #pragma omp parallel
198 #pragma omp sections lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
199 {
200 foo();
201 }
202 #pragma omp parallel
203 #pragma omp sections lastprivate() // expected-error {{expected expression}}
204 {
205 foo();
206 }
207 #pragma omp parallel
208 #pragma omp sections lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
209 {
210 foo();
211 }
212 #pragma omp parallel
213 #pragma omp sections lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
214 {
215 foo();
216 }
217 #pragma omp parallel
218 #pragma omp sections lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
219 {
220 foo();
221 }
222 #pragma omp parallel
223 #pragma omp 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 '('}}
224 {
225 foo();
226 }
227 #pragma omp parallel
228 #pragma omp sections lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
229 {
230 foo();
231 }
232 #pragma omp parallel
233 #pragma omp 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}}
234 {
235 foo();
236 }
237 #pragma omp parallel
238 #pragma omp sections lastprivate(argv[1]) // expected-error {{expected variable name}}
239 {
240 foo();
241 }
242 #pragma omp parallel
243 #pragma omp sections lastprivate(2 * 2) // expected-error {{expected variable name}}
244 {
245 foo();
246 }
247 #pragma omp parallel
248 #pragma omp sections lastprivate(ba, k)
249 {
250 foo();
251 }
252 #pragma omp parallel
253 #pragma omp sections lastprivate(ca) // expected-error {{const-qualified variable without mutable fields cannot be lastprivate}}
254 {
255 foo();
256 }
257 #pragma omp parallel
258 #pragma omp sections lastprivate(da) // expected-error {{const-qualified variable cannot be lastprivate}}
259 {
260 foo();
261 }
262 int xa;
263 #pragma omp parallel
264 #pragma omp sections lastprivate(xa) // OK
265 {
266 foo();
267 }
268 #pragma omp parallel
269 #pragma omp sections lastprivate(S2::S2s) // expected-error {{shared variable cannot be lastprivate}}
270 {
271 foo();
272 }
273 #pragma omp parallel
274 #pragma omp sections lastprivate(S2::S2sc) // expected-error {{const-qualified variable cannot be lastprivate}}
275 {
276 foo();
277 }
278 #pragma omp parallel
279 #pragma omp sections safelen(5) // expected-error {{unexpected OpenMP clause 'safelen' in directive '#pragma omp sections'}}
280 {
281 foo();
282 }
283 #pragma omp parallel
284 #pragma omp sections lastprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
285 {
286 foo();
287 }
288 #pragma omp parallel
289 #pragma omp sections lastprivate(m) // expected-error {{'operator=' is a private member of 'S3'}}
290 {
291 foo();
292 }
293 #pragma omp parallel
294 #pragma omp sections lastprivate(h, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be lastprivate}}
295 {
296 foo();
297 }
298 #pragma omp parallel
299 #pragma omp sections private(xa), lastprivate(xa) // expected-error {{private variable cannot be lastprivate}} expected-note {{defined as private}}
300 {
301 foo();
302 }
303 #pragma omp parallel
304 #pragma omp sections lastprivate(i)
305 {
306 foo();
307 }
308 #pragma omp parallel private(xa) // expected-note {{defined as private}}
309 #pragma omp sections lastprivate(xa) // expected-error {{lastprivate variable must be shared}}
310 {
311 foo();
312 }
313 #pragma omp parallel reduction(+ : xa) // expected-note {{defined as reduction}}
314 #pragma omp sections lastprivate(xa) // expected-error {{lastprivate variable must be shared}}
315 {
316 foo();
317 }
318 #pragma omp parallel
319 #pragma omp sections lastprivate(j)
320 {
321 foo();
322 }
323 #pragma omp parallel
324 #pragma omp sections firstprivate(m) lastprivate(m) // expected-error {{'operator=' is a private member of 'S3'}}
325 {
326 foo();
327 }
328 #pragma omp parallel
329 #pragma omp sections lastprivate(n) firstprivate(n) // OK
330 {
331 foo();
332 }
333 static int r;
334 #pragma omp sections lastprivate(r) // OK
335 {
336 foo();
337 }
338 return foomain<S4, S5>(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<S4, S5>' requested here}}
339 }
340