1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
|
// RUN: %clang_cc1 -verify -fopenmp=libiomp5 %s
void foo() {
}
bool foobool(int argc) {
return argc;
}
struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
extern S1 a;
class S2 {
mutable int a;
public:
S2() : a(0) {}
S2(S2 &s2) : a(s2.a) {}
static float S2s;
static const float S2sc;
};
const float S2::S2sc = 0;
const S2 b;
const S2 ba[5];
class S3 {
int a;
S3 &operator=(const S3 &s3);
public:
S3() : a(0) {}
S3(S3 &s3) : a(s3.a) {}
};
const S3 c;
const S3 ca[5];
extern const int f;
class S4 { // expected-note 2 {{'S4' declared here}}
int a;
S4();
S4(const S4 &s4);
public:
S4(int v) : a(v) {}
};
class S5 { // expected-note 4 {{'S5' declared here}}
int a;
S5(const S5 &s5) : a(s5.a) {}
public:
S5() : a(0) {}
S5(int v) : a(v) {}
};
class S6 {
int a;
S6() : a(0) {}
public:
S6(const S6 &s6) : a(s6.a) {}
S6(int v) : a(v) {}
};
S3 h;
#pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
template <class I, class C>
int foomain(int argc, char **argv) {
I e(4); // expected-note {{'e' defined here}}
C g(5); // expected-note 2 {{'g' defined here}}
int i;
int &j = i; // expected-note {{'j' defined here}}
#pragma omp parallel
#pragma omp sections firstprivate // expected-error {{expected '(' after 'firstprivate'}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate() // expected-error {{expected expression}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(argc)
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(S1) // expected-error {{'S1' does not refer to a value}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(a, b) // expected-error {{firstprivate variable with incomplete type 'S1'}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(argv[1]) // expected-error {{expected variable name}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(e, g) // expected-error 2 {{firstprivate variable must have an accessible, unambiguous copy constructor}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(h) // expected-error {{threadprivate or thread local variable cannot be firstprivate}}
{
foo();
}
#pragma omp parallel
#pragma omp sections linear(i) // expected-error {{unexpected OpenMP clause 'linear' in directive '#pragma omp sections'}}
{
foo();
}
#pragma omp parallel
{
int v = 0;
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?}}
#pragma omp sections firstprivate(i) // expected-error {{private variable cannot be firstprivate}}
{
foo();
}
v += i;
}
#pragma omp parallel shared(i)
#pragma omp parallel private(i)
#pragma omp sections firstprivate(j) // expected-error {{arguments of OpenMP clause 'firstprivate' cannot be of reference type}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(i)
{
foo();
}
#pragma omp parallel
#pragma omp sections lastprivate(g) firstprivate(g) // expected-error {{firstprivate variable must have an accessible, unambiguous copy constructor}}
{
foo();
}
#pragma omp parallel private(i) // expected-note {{defined as private}}
#pragma omp sections firstprivate(i) // expected-error {{firstprivate variable must be shared}}
{
foo();
}
#pragma omp parallel reduction(+ : i) // expected-note {{defined as reduction}}
#pragma omp sections firstprivate(i) // expected-error {{firstprivate variable must be shared}}
{
foo();
}
return 0;
}
int main(int argc, char **argv) {
const int d = 5;
const int da[5] = {0};
S4 e(4); // expected-note {{'e' defined here}}
S5 g(5); // expected-note 2 {{'g' defined here}}
S3 m;
S6 n(2);
int i;
int &j = i; // expected-note {{'j' defined here}}
#pragma omp parallel
#pragma omp sections firstprivate // expected-error {{expected '(' after 'firstprivate'}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate() // expected-error {{expected expression}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(argc)
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(S1) // expected-error {{'S1' does not refer to a value}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(a, b, c, d, f) // expected-error {{firstprivate variable with incomplete type 'S1'}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(argv[1]) // expected-error {{expected variable name}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(2 * 2) // expected-error {{expected variable name}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(ba) // OK
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(ca) // OK
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(da) // OK
{
foo();
}
int xa;
#pragma omp parallel
#pragma omp sections firstprivate(xa) // OK
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(S2::S2s) // OK
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(S2::S2sc) // OK
{
foo();
}
#pragma omp parallel
#pragma omp sections safelen(5) // expected-error {{unexpected OpenMP clause 'safelen' in directive '#pragma omp sections'}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(e, g) // expected-error 2 {{firstprivate variable must have an accessible, unambiguous copy constructor}}
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(m) // OK
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(h) // expected-error {{threadprivate or thread local variable cannot be firstprivate}}
{
foo();
}
#pragma omp parallel
#pragma omp sections private(xa), firstprivate(xa) // expected-error {{private variable cannot be firstprivate}} expected-note {{defined as private}}
{
foo();
}
#pragma omp parallel shared(xa)
#pragma omp sections firstprivate(xa) // OK: may be firstprivate
{
foo();
}
#pragma omp parallel
#pragma omp sections firstprivate(j) // expected-error {{arguments of OpenMP clause 'firstprivate' cannot be of reference type}}
{
foo();
}
#pragma omp parallel
#pragma omp sections lastprivate(g) firstprivate(g) // expected-error {{firstprivate variable must have an accessible, unambiguous copy constructor}}
{
foo();
}
#pragma omp parallel
#pragma omp sections lastprivate(n) firstprivate(n) // OK
{
foo();
}
#pragma omp parallel
{
int v = 0;
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?}}
#pragma omp sections firstprivate(i) // expected-error {{private variable cannot be firstprivate}}
{
foo();
}
v += i;
}
#pragma omp parallel private(i) // expected-note {{defined as private}}
#pragma omp sections firstprivate(i) // expected-error {{firstprivate variable must be shared}}
{
foo();
}
#pragma omp parallel reduction(+ : i) // expected-note {{defined as reduction}}
#pragma omp sections firstprivate(i) // expected-error {{firstprivate variable must be shared}}
{
foo();
}
return foomain<S4, S5>(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<S4, S5>' requested here}}
}
|
