xref: /minix3/external/bsd/llvm/dist/clang/test/OpenMP/sections_lastprivate_messages.cpp (revision 0a6a1f1d05b60e214de2f05a7310ddd1f0e590e7)
1 // RUN: %clang_cc1 -verify -fopenmp=libiomp5 %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(S2 & s2)17   S2(S2 &s2) : a(s2.a) {}
18   static float S2s; // expected-note {{static data member is predetermined as shared}}
19   static const float S2sc;
20 };
21 const float S2::S2sc = 0; // expected-note {{static data member is predetermined as shared}}
22 const S2 b;
23 const S2 ba[5];
24 class S3 { // expected-note 2 {{'S3' declared here}}
25   int a;
26   S3 &operator=(const S3 &s3);
27 
28 public:
S3()29   S3() : a(0) {}
S3(S3 & s3)30   S3(S3 &s3) : a(s3.a) {}
31 };
32 const S3 c;         // expected-note {{global variable is predetermined as shared}}
33 const S3 ca[5];     // expected-note {{global variable is predetermined as shared}}
34 extern const int f; // expected-note {{global variable is predetermined as shared}}
35 class S4 {          // expected-note 3 {{'S4' declared here}}
36   int a;
37   S4();
38   S4(const S4 &s4);
39 
40 public:
S4(int v)41   S4(int v) : a(v) {}
42 };
43 class S5 { // expected-note {{'S5' declared here}}
44   int a;
S5()45   S5() : a(0) {}
46 
47 public:
S5(const S5 & s5)48   S5(const S5 &s5) : a(s5.a) {}
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); // expected-note {{'e' defined here}}
66   I g(5); // expected-note {{'g' defined here}}
67   int i;
68   int &j = i; // expected-note {{'j' defined here}}
69 #pragma omp parallel
70 #pragma omp sections lastprivate // expected-error {{expected '(' after 'lastprivate'}}
71   {
72     foo();
73   }
74 #pragma omp parallel
75 #pragma omp sections lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
76   {
77     foo();
78   }
79 #pragma omp parallel
80 #pragma omp sections lastprivate() // expected-error {{expected expression}}
81   {
82     foo();
83   }
84 #pragma omp parallel
85 #pragma omp sections lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
86   {
87     foo();
88   }
89 #pragma omp parallel
90 #pragma omp sections lastprivate(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 lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
96   {
97     foo();
98   }
99 #pragma omp parallel
100 #pragma omp sections lastprivate(argc)
101   {
102     foo();
103   }
104 #pragma omp parallel
105 #pragma omp sections lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
106   {
107     foo();
108   }
109 #pragma omp parallel
110 #pragma omp sections lastprivate(a, b) // expected-error {{lastprivate variable with incomplete type 'S1'}}
111   {
112     foo();
113   }
114 #pragma omp parallel
115 #pragma omp sections lastprivate(argv[1]) // expected-error {{expected variable name}}
116   {
117     foo();
118   }
119 #pragma omp parallel
120 #pragma omp sections lastprivate(e, g) // expected-error 2 {{lastprivate variable must have an accessible, unambiguous default constructor}}
121   {
122     foo();
123   }
124 #pragma omp parallel
125 #pragma omp sections lastprivate(h) // expected-error {{threadprivate or thread local variable cannot be lastprivate}}
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 lastprivate(i) // expected-error {{lastprivate 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 lastprivate(j) // expected-error {{arguments of OpenMP clause 'lastprivate' cannot be of reference type}}
147   {
148     foo();
149   }
150 #pragma omp parallel
151 #pragma omp sections lastprivate(i)
152   {
153     foo();
154   }
155   return 0;
156 }
157 
main(int argc,char ** argv)158 int main(int argc, char **argv) {
159   const int d = 5;       // expected-note {{constant variable is predetermined as shared}}
160   const int da[5] = {0}; // expected-note {{constant variable is predetermined as shared}}
161   S4 e(4);               // expected-note {{'e' defined here}}
162   S5 g(5);               // expected-note {{'g' defined here}}
163   S3 m;                  // expected-note 2 {{'m' defined here}}
164   S6 n(2);
165   int i;
166   int &j = i; // expected-note {{'j' defined here}}
167 #pragma omp parallel
168 #pragma omp sections lastprivate // expected-error {{expected '(' after 'lastprivate'}}
169   {
170     foo();
171   }
172 #pragma omp parallel
173 #pragma omp sections lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
174   {
175     foo();
176   }
177 #pragma omp parallel
178 #pragma omp sections lastprivate() // expected-error {{expected expression}}
179   {
180     foo();
181   }
182 #pragma omp parallel
183 #pragma omp sections lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
184   {
185     foo();
186   }
187 #pragma omp parallel
188 #pragma omp sections lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
189   {
190     foo();
191   }
192 #pragma omp parallel
193 #pragma omp sections lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
194   {
195     foo();
196   }
197 #pragma omp parallel
198 #pragma omp sections lastprivate(argc)
199   {
200     foo();
201   }
202 #pragma omp parallel
203 #pragma omp sections lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
204   {
205     foo();
206   }
207 #pragma omp parallel
208 #pragma omp sections lastprivate(a, b, c, d, f) // expected-error {{lastprivate variable with incomplete type 'S1'}} expected-error 3 {{shared variable cannot be lastprivate}}
209   {
210     foo();
211   }
212 #pragma omp parallel
213 #pragma omp sections lastprivate(argv[1]) // expected-error {{expected variable name}}
214   {
215     foo();
216   }
217 #pragma omp parallel
218 #pragma omp sections lastprivate(2 * 2) // expected-error {{expected variable name}}
219   {
220     foo();
221   }
222 #pragma omp parallel
223 #pragma omp sections lastprivate(ba)
224   {
225     foo();
226   }
227 #pragma omp parallel
228 #pragma omp sections lastprivate(ca) // expected-error {{shared variable cannot be lastprivate}}
229   {
230     foo();
231   }
232 #pragma omp parallel
233 #pragma omp sections lastprivate(da) // expected-error {{shared variable cannot be lastprivate}}
234   {
235     foo();
236   }
237   int xa;
238 #pragma omp parallel
239 #pragma omp sections lastprivate(xa) // OK
240   {
241     foo();
242   }
243 #pragma omp parallel
244 #pragma omp sections lastprivate(S2::S2s) // expected-error {{shared variable cannot be lastprivate}}
245   {
246     foo();
247   }
248 #pragma omp parallel
249 #pragma omp sections lastprivate(S2::S2sc) // expected-error {{shared variable cannot be lastprivate}}
250   {
251     foo();
252   }
253 #pragma omp parallel
254 #pragma omp sections safelen(5) // expected-error {{unexpected OpenMP clause 'safelen' in directive '#pragma omp sections'}}
255   {
256     foo();
257   }
258 #pragma omp parallel
259 #pragma omp sections lastprivate(e, g) // expected-error 2 {{lastprivate variable must have an accessible, unambiguous default constructor}}
260   {
261     foo();
262   }
263 #pragma omp parallel
264 #pragma omp sections lastprivate(m) // expected-error {{lastprivate variable must have an accessible, unambiguous copy assignment operator}}
265   {
266     foo();
267   }
268 #pragma omp parallel
269 #pragma omp sections lastprivate(h) // expected-error {{threadprivate or thread local variable cannot be lastprivate}}
270   {
271     foo();
272   }
273 #pragma omp parallel
274 #pragma omp sections private(xa), lastprivate(xa) // expected-error {{private variable cannot be lastprivate}} expected-note {{defined as private}}
275   {
276     foo();
277   }
278 #pragma omp parallel
279 #pragma omp sections lastprivate(i)
280   {
281     foo();
282   }
283 #pragma omp parallel private(xa)     // expected-note {{defined as private}}
284 #pragma omp sections lastprivate(xa) // expected-error {{lastprivate variable must be shared}}
285   {
286     foo();
287   }
288 #pragma omp parallel reduction(+ : xa) // expected-note {{defined as reduction}}
289 #pragma omp sections lastprivate(xa)   // expected-error {{lastprivate variable must be shared}}
290   {
291     foo();
292   }
293 #pragma omp parallel
294 #pragma omp sections lastprivate(j) // expected-error {{arguments of OpenMP clause 'lastprivate' cannot be of reference type}}
295   {
296     foo();
297   }
298 #pragma omp parallel
299 #pragma omp sections firstprivate(m) lastprivate(m) // expected-error {{lastprivate variable must have an accessible, unambiguous copy assignment operator}}
300   {
301     foo();
302   }
303 #pragma omp parallel
304 #pragma omp sections lastprivate(n) firstprivate(n) // OK
305   {
306     foo();
307   }
308   return foomain<S4, S5>(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<S4, S5>' requested here}}
309 }
310