1 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 -o - %s
2 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 -std=c++98 -o - %s
3 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 -std=c++11 -o - %s
4 
5 // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 -o - %s
6 // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 -std=c++98 -o - %s
7 // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 -std=c++11 -o - %s
8 
9 int foo();
10 
11 template <class T>
12 T foo() {
13  T k;
14   #pragma omp for ordered
15   for (int i = 0; i < 10; ++i) {
16     L1:
17       foo();
18     #pragma omp ordered
19     {
20       foo();
21       goto L1; // expected-error {{use of undeclared label 'L1'}}
22     }
23   }
24   #pragma omp for ordered
25   for (int i = 0; i < 10; ++i) {
26     foo();
27     goto L2; // expected-error {{use of undeclared label 'L2'}}
28     #pragma omp ordered
29     {
30       L2:
31       foo();
32     }
33   }
34   #pragma omp for ordered
35   for (int i = 0; i < 10; ++i) {
36     #pragma omp ordered threads threads // expected-error {{directive '#pragma omp ordered' cannot contain more than one 'threads' clause}}
37     {
38       foo();
39     }
40   }
41   #pragma omp for ordered(1) // expected-note {{'ordered' clause with specified parameter}}
42   for (int i = 0; i < 10; ++i) {
43     #pragma omp ordered // expected-error {{'ordered' directive without any clauses cannot be closely nested inside ordered region with specified parameter}}
44     {
45       foo();
46     }
47   }
48   #pragma omp for ordered(1) // expected-note {{'ordered' clause with specified parameter}}
49   for (int i = 0; i < 10; ++i) {
50     #pragma omp ordered threads // expected-error {{'ordered' directive with 'threads' clause cannot be closely nested inside ordered region with specified parameter}}
51     {
52       foo();
53     }
54   }
55   #pragma omp ordered simd simd // expected-error {{directive '#pragma omp ordered' cannot contain more than one 'simd' clause}}
56   {
57     foo();
58   }
59   #pragma omp simd
60   for (int i = 0; i < 10; ++i) {
61     #pragma omp ordered // expected-error {{OpenMP constructs may not be nested inside a simd region}}
62     {
63       foo();
64     }
65   }
66   #pragma omp simd
67   for (int i = 0; i < 10; ++i) {
68     #pragma omp ordered threads // expected-error {{OpenMP constructs may not be nested inside a simd region}}
69     {
70       foo();
71     }
72   }
73   #pragma omp for simd
74   for (int i = 0; i < 10; ++i) {
75     #pragma omp ordered // expected-error {{OpenMP constructs may not be nested inside a simd region}}
76     {
77       foo();
78     }
79   }
80   #pragma omp for simd
81   for (int i = 0; i < 10; ++i) {
82     #pragma omp ordered threads // expected-error {{OpenMP constructs may not be nested inside a simd region}}
83     {
84       foo();
85     }
86   }
87   #pragma omp parallel for simd
88   for (int i = 0; i < 10; ++i) {
89     #pragma omp ordered // expected-error {{OpenMP constructs may not be nested inside a simd region}}
90     {
91       foo();
92     }
93   }
94   #pragma omp parallel for simd
95   for (int i = 0; i < 10; ++i) {
96     #pragma omp ordered threads // expected-error {{OpenMP constructs may not be nested inside a simd region}}
97     {
98       foo();
99     }
100     #pragma omp ordered depend(source) // expected-error {{OpenMP constructs may not be nested inside a simd region}}
101   }
102 #pragma omp parallel for ordered
103   for (int i = 0; i < 10; ++i) {
104     #pragma omp ordered depend(source) // expected-error {{'ordered' directive with 'depend' clause cannot be closely nested inside ordered region without specified parameter}}
105     #pragma omp ordered depend(sink : i) // expected-error {{'ordered' directive with 'depend' clause cannot be closely nested inside ordered region without specified parameter}}
106   }
107 #pragma omp parallel for ordered(2) // expected-note 5 {{'ordered' clause with specified parameter}}
108   for (int i = 0; i < 10; ++i) {
109     for (int j = 0; j < 10; ++j) {
110 #pragma omp ordered depend // expected-error {{expected '(' after 'depend'}} expected-error {{'ordered' directive without any clauses cannot be closely nested inside ordered region with specified parameter}}
111 #pragma omp ordered depend( // expected-error {{expected ')'}} expected-error {{expected 'source' or 'sink' in OpenMP clause 'depend'}} expected-error {{'ordered' directive without any clauses cannot be closely nested inside ordered region with specified parameter}} expected-warning {{missing ':' or ')' after dependency type - ignoring}} expected-note {{to match this '('}}
112 #pragma omp ordered depend(source // expected-error {{expected ')'}} expected-note {{to match this '('}}
113 #pragma omp ordered depend(sink // expected-error {{expected expression}} expected-warning {{missing ':' or ')' after dependency type - ignoring}} expected-error {{expected ')'}} expected-error {{'ordered' directive without any clauses cannot be closely nested inside ordered region with specified parameter}} expected-note {{to match this '('}}
114 #pragma omp ordered depend(sink : // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected expression}} expected-error {{'ordered' directive without any clauses cannot be closely nested inside ordered region with specified parameter}}
115 #pragma omp ordered depend(sink : i // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected 'j' loop iteration variable}}
116 #pragma omp ordered depend(sink : i) // expected-error {{expected 'j' loop iteration variable}}
117 #pragma omp ordered depend(source)
118                            if (i == j)
119 #pragma omp ordered depend(source) // expected-error {{'#pragma omp ordered' with 'depend' clause cannot be an immediate substatement}}
120                              ;
121                            if (i == j)
122 #pragma omp ordered depend(sink : i, j) // expected-error {{'#pragma omp ordered' with 'depend' clause cannot be an immediate substatement}}
123                              ;
124 #pragma omp ordered depend(source) threads // expected-error {{'depend' clauses cannot be mixed with 'threads' clause}}
125 #pragma omp ordered simd depend(source) // expected-error {{'depend' clauses cannot be mixed with 'simd' clause}}
126 #pragma omp ordered depend(source) depend(source) // expected-error {{directive '#pragma omp ordered' cannot contain more than one 'depend' clause with 'source' dependence}}
127 #pragma omp ordered depend(in : i) // expected-error {{expected 'source' or 'sink' in OpenMP clause 'depend'}} expected-error {{'ordered' directive without any clauses cannot be closely nested inside ordered region with specified parameter}}
128 #pragma omp ordered depend(sink : i, j)
129 #pragma omp ordered depend(sink : j, i) // expected-error {{expected 'i' loop iteration variable}} expected-error {{expected 'j' loop iteration variable}}
130 #pragma omp ordered depend(sink : i, j, k) // expected-error {{unexpected expression: number of expressions is larger than the number of associated loops}}
131 #pragma omp ordered depend(sink : i+foo(), j/4) // expected-error {{expression is not an integral constant expression}} expected-error {{expected '+' or '-' operation}}
132 #if __cplusplus >= 201103L
133 // expected-note@-2 {{non-constexpr function 'foo' cannot be used in a constant expression}}
134 #endif
135 #pragma omp ordered depend(sink : i*0, j-4)// expected-error {{expected '+' or '-' operation}}
136 #pragma omp ordered depend(sink : i-0, j+sizeof(T)) depend(sink : i-0, j+sizeof(T))
137 #pragma omp ordered depend(sink : i-0, j+sizeof(T)) depend(source) // expected-error {{'depend(source)' clause cannot be mixed with 'depend(sink:vec)' clauses}}
138 #pragma omp ordered depend(source) depend(sink : i-0, j+sizeof(T)) // expected-error {{'depend(sink:vec)' clauses cannot be mixed with 'depend(source)' clause}}
139     }
140   }
141   return T();
142 }
143 
144 int foo() {
145 #if __cplusplus >= 201103L
146 // expected-note@-2 2 {{declared here}}
147 #endif
148 int k;
149   #pragma omp for ordered
150   for (int i = 0; i < 10; ++i) {
151     L1:
152       foo();
153     #pragma omp ordered
154     {
155       foo();
156       goto L1; // expected-error {{use of undeclared label 'L1'}}
157     }
158   }
159   #pragma omp for ordered
160   for (int i = 0; i < 10; ++i) {
161     foo();
162     goto L2; // expected-error {{use of undeclared label 'L2'}}
163     #pragma omp ordered
164     {
165       L2:
166       foo();
167     }
168   }
169   #pragma omp for ordered
170   for (int i = 0; i < 10; ++i) {
171     #pragma omp ordered threads threads // expected-error {{directive '#pragma omp ordered' cannot contain more than one 'threads' clause}}
172     {
173       foo();
174     }
175   }
176   #pragma omp for ordered(1) // expected-note {{'ordered' clause with specified parameter}}
177   for (int i = 0; i < 10; ++i) {
178     #pragma omp ordered // expected-error {{'ordered' directive without any clauses cannot be closely nested inside ordered region with specified parameter}}
179     {
180       foo();
181     }
182   }
183   #pragma omp for ordered(1) // expected-note {{'ordered' clause with specified parameter}}
184   for (int i = 0; i < 10; ++i) {
185     #pragma omp ordered threads // expected-error {{'ordered' directive with 'threads' clause cannot be closely nested inside ordered region with specified parameter}}
186     {
187       foo();
188     }
189   }
190   #pragma omp ordered simd simd // expected-error {{directive '#pragma omp ordered' cannot contain more than one 'simd' clause}}
191   {
192     foo();
193   }
194   #pragma omp simd
195   for (int i = 0; i < 10; ++i) {
196     #pragma omp ordered // expected-error {{OpenMP constructs may not be nested inside a simd region}}
197     {
198       foo();
199     }
200   }
201   #pragma omp simd
202   for (int i = 0; i < 10; ++i) {
203     #pragma omp ordered threads // expected-error {{OpenMP constructs may not be nested inside a simd region}}
204     {
205       foo();
206     }
207   }
208   #pragma omp for simd
209   for (int i = 0; i < 10; ++i) {
210     #pragma omp ordered // expected-error {{OpenMP constructs may not be nested inside a simd region}}
211     {
212       foo();
213     }
214   }
215   #pragma omp for simd
216   for (int i = 0; i < 10; ++i) {
217     #pragma omp ordered threads // expected-error {{OpenMP constructs may not be nested inside a simd region}}
218     {
219       foo();
220     }
221   }
222   #pragma omp parallel for simd
223   for (int i = 0; i < 10; ++i) {
224     #pragma omp ordered // expected-error {{OpenMP constructs may not be nested inside a simd region}}
225     {
226       foo();
227     }
228   }
229   #pragma omp parallel for simd
230   for (int i = 0; i < 10; ++i) {
231     #pragma omp ordered threads // expected-error {{OpenMP constructs may not be nested inside a simd region}}
232     {
233       foo();
234     }
235     #pragma omp ordered depend(source) // expected-error {{OpenMP constructs may not be nested inside a simd region}}
236   }
237 #pragma omp parallel for ordered
238   for (int i = 0; i < 10; ++i) {
239     #pragma omp ordered depend(source) // expected-error {{'ordered' directive with 'depend' clause cannot be closely nested inside ordered region without specified parameter}}
240     #pragma omp ordered depend(sink : i) // expected-error {{'ordered' directive with 'depend' clause cannot be closely nested inside ordered region without specified parameter}}
241   }
242 #pragma omp parallel for ordered(2) // expected-note 5 {{'ordered' clause with specified parameter}}
243   for (int i = 0; i < 10; ++i) {
244     for (int j = 0; j < 10; ++j) {
245 #pragma omp ordered depend // expected-error {{expected '(' after 'depend'}} expected-error {{'ordered' directive without any clauses cannot be closely nested inside ordered region with specified parameter}}
246 #pragma omp ordered depend( // expected-error {{expected ')'}} expected-error {{expected 'source' or 'sink' in OpenMP clause 'depend'}} expected-error {{'ordered' directive without any clauses cannot be closely nested inside ordered region with specified parameter}} expected-warning {{missing ':' or ')' after dependency type - ignoring}} expected-note {{to match this '('}}
247 #pragma omp ordered depend(source // expected-error {{expected ')'}} expected-note {{to match this '('}}
248 #pragma omp ordered depend(sink // expected-error {{expected expression}} expected-warning {{missing ':' or ')' after dependency type - ignoring}} expected-error {{expected ')'}} expected-error {{'ordered' directive without any clauses cannot be closely nested inside ordered region with specified parameter}} expected-note {{to match this '('}}
249 #pragma omp ordered depend(sink : // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected expression}} expected-error {{'ordered' directive without any clauses cannot be closely nested inside ordered region with specified parameter}}
250 #pragma omp ordered depend(sink : i // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected 'j' loop iteration variable}}
251 #pragma omp ordered depend(sink : i) // expected-error {{expected 'j' loop iteration variable}}
252 #pragma omp ordered depend(source)
253                            if (i == j)
254 #pragma omp ordered depend(source) // expected-error {{'#pragma omp ordered' with 'depend' clause cannot be an immediate substatement}}
255                              ;
256                            if (i == j)
257 #pragma omp ordered depend(sink : i, j) // expected-error {{'#pragma omp ordered' with 'depend' clause cannot be an immediate substatement}}
258                              ;
259 #pragma omp ordered depend(source) threads // expected-error {{'depend' clauses cannot be mixed with 'threads' clause}}
260 #pragma omp ordered simd depend(source) // expected-error {{'depend' clauses cannot be mixed with 'simd' clause}}
261 #pragma omp ordered depend(source) depend(source) // expected-error {{directive '#pragma omp ordered' cannot contain more than one 'depend' clause with 'source' dependence}}
262 #pragma omp ordered depend(in : i) // expected-error {{expected 'source' or 'sink' in OpenMP clause 'depend'}} expected-error {{'ordered' directive without any clauses cannot be closely nested inside ordered region with specified parameter}}
263 #pragma omp ordered depend(sink : i, j)
264 #pragma omp ordered depend(sink : j, i) // expected-error {{expected 'i' loop iteration variable}} expected-error {{expected 'j' loop iteration variable}}
265 #pragma omp ordered depend(sink : i, j, k) // expected-error {{unexpected expression: number of expressions is larger than the number of associated loops}}
266 #pragma omp ordered depend(sink : i+foo(), j/4) // expected-error {{expression is not an integral constant expression}} expected-error {{expected '+' or '-' operation}}
267 #if __cplusplus >= 201103L
268 // expected-note@-2 {{non-constexpr function 'foo' cannot be used in a constant expression}}
269 #endif
270 #pragma omp ordered depend(sink : i*0, j-4)// expected-error {{expected '+' or '-' operation}}
271 #pragma omp ordered depend(sink : i-0, j+sizeof(int)) depend(sink : i-0, j+sizeof(int))
272 #pragma omp ordered depend(sink : i-0, j+sizeof(int)) depend(source) // expected-error {{'depend(source)' clause cannot be mixed with 'depend(sink:vec)' clauses}}
273 #pragma omp ordered depend(source) depend(sink : i-0, j+sizeof(int)) // expected-error {{'depend(sink:vec)' clauses cannot be mixed with 'depend(source)' clause}}
274     }
275   }
276 
277 #pragma omp for ordered(2) // expected-note {{as specified in 'ordered' clause}}
278   for (int i = 0; i < 10; ++i) { // expected-error {{expected 2 for loops after '#pragma omp for', but found only 1}}
279 #pragma omp ordered depend(sink : i)
280     int j;
281 #pragma omp ordered depend(sink : i, j) // expected-error {{expected loop iteration variable}}
282     foo();
283   }
284 
285   return foo<int>(); // expected-note {{in instantiation of function template specialization 'foo<int>' requested here}}
286 }
287