1 // RUN: %clang_cc1 -x c++ -std=c++11 -verify -fopenmp %s
2 
3 struct B {
4   static int ib[20]; // expected-note 0 {{'B::ib' declared here}}
5   static constexpr int bfoo() { return 8; }
6 };
7 namespace X {
8   B x; // expected-note {{'x' defined here}}
9 };
10 constexpr int bfoo() { return 4; }
11 
12 int **z;
13 const int C1 = 1;
14 const int C2 = 2;
15 void test_aligned_colons(int *&rp)
16 {
17   int *B = 0;
18 
19 #pragma omp target
20 #pragma omp teams
21 #pragma omp distribute parallel for simd aligned(B:bfoo())
22   for (int i = 0; i < 10; ++i) ;
23 
24 #pragma omp target
25 #pragma omp teams
26 #pragma omp distribute parallel for simd aligned(B::ib:B:bfoo()) // expected-error {{unexpected ':' in nested name specifier; did you mean '::'}}
27   for (int i = 0; i < 10; ++i) ;
28 
29 #pragma omp target
30 #pragma omp teams
31 #pragma omp distribute parallel for simd aligned(B:B::bfoo())
32   for (int i = 0; i < 10; ++i) ;
33 
34 #pragma omp target
35 #pragma omp teams
36 #pragma omp distribute parallel for simd aligned(z:B:bfoo()) // expected-error {{unexpected ':' in nested name specifier; did you mean '::'?}}
37   for (int i = 0; i < 10; ++i) ;
38 
39 #pragma omp target
40 #pragma omp teams
41 #pragma omp distribute parallel for simd aligned(B:B::bfoo())
42   for (int i = 0; i < 10; ++i) ;
43 
44 #pragma omp target
45 #pragma omp teams
46 #pragma omp distribute parallel for simd aligned(X::x : ::z) // expected-error {{integral constant expression must have integral or unscoped enumeration type, not 'int **'}} expected-error {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'B'}}
47   for (int i = 0; i < 10; ++i) ;
48 
49 #pragma omp target
50 #pragma omp teams
51 #pragma omp distribute parallel for simd aligned(B,rp,::z: X::x) // expected-error {{integral constant expression must have integral or unscoped enumeration type, not 'B'}}
52   for (int i = 0; i < 10; ++i) ;
53 
54 #pragma omp target
55 #pragma omp teams
56 #pragma omp distribute parallel for simd aligned(::z)
57   for (int i = 0; i < 10; ++i) ;
58 
59 #pragma omp distribute parallel for simd aligned(B::bfoo()) // expected-error {{expected variable name}}
60   for (int i = 0; i < 10; ++i) ;
61 
62 #pragma omp target
63 #pragma omp teams
64 #pragma omp distribute parallel for simd aligned(B::ib,B:C1+C2) // expected-warning {{aligned clause will be ignored because the requested alignment is not a power of 2}}
65   for (int i = 0; i < 10; ++i) ;
66 }
67 
68 // expected-note@+1 {{'num' defined here}}
69 template<int L, class T, class N> T test_template(T* arr, N num) {
70   N i;
71   T sum = (T)0;
72   T ind2 = - num * L;
73   // Negative number is passed as L.
74 
75 #pragma omp target
76 #pragma omp teams
77 #pragma omp distribute parallel for simd aligned(arr:L) // expected-error {{argument to 'aligned' clause must be a strictly positive integer value}}
78   for (i = 0; i < num; ++i) {
79     T cur = arr[(int)ind2];
80     ind2 += L;
81     sum += cur;
82   }
83 
84 #pragma omp target
85 #pragma omp teams
86 #pragma omp distribute parallel for simd aligned(num:4) // expected-error {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'int'}}
87   for (i = 0; i < num; ++i);
88 
89   return T();
90 }
91 
92 template<int LEN> int test_warn() {
93   int *ind2 = 0;
94 #pragma omp target
95 #pragma omp teams
96 #pragma omp distribute parallel for simd aligned(ind2:LEN) // expected-error {{argument to 'aligned' clause must be a strictly positive integer value}}
97   for (int i = 0; i < 100; i++) {
98     ind2 += LEN;
99   }
100   return 0;
101 }
102 
103 struct S1; // expected-note 2 {{declared here}}
104 extern S1 a; // expected-note {{'a' declared here}}
105 class S2 {
106   mutable int a;
107 public:
108   S2():a(0) { }
109 };
110 const S2 b; // expected-note 1 {{'b' defined here}}
111 const S2 ba[5];
112 class S3 {
113   int a;
114 public:
115   S3():a(0) { }
116 };
117 const S3 ca[5];
118 class S4 {
119   int a;
120   S4();
121 public:
122   S4(int v):a(v) { }
123 };
124 class S5 {
125   int a;
126   S5():a(0) {}
127 public:
128   S5(int v):a(v) { }
129 };
130 
131 S3 h; // expected-note 2 {{'h' defined here}}
132 #pragma omp threadprivate(h)
133 
134 template<class I, class C> int foomain(I argc, C **argv) {
135   I e(argc);
136   I g(argc);
137   int i; // expected-note {{declared here}} expected-note {{'i' defined here}}
138   // expected-note@+2 {{declared here}}
139   // expected-note@+1 {{reference to 'i' is not a constant expression}}
140   int &j = i;
141 
142 #pragma omp target
143 #pragma omp teams
144 #pragma omp distribute parallel for simd aligned // expected-error {{expected '(' after 'aligned'}}
145   for (I k = 0; k < argc; ++k) ++k;
146 
147 #pragma omp target
148 #pragma omp teams
149 #pragma omp distribute parallel for simd aligned ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
150   for (I k = 0; k < argc; ++k) ++k;
151 
152 #pragma omp target
153 #pragma omp teams
154 #pragma omp distribute parallel for simd aligned () // expected-error {{expected expression}}
155   for (I k = 0; k < argc; ++k) ++k;
156 
157 #pragma omp target
158 #pragma omp teams
159 #pragma omp distribute parallel for simd aligned (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
160   for (I k = 0; k < argc; ++k) ++k;
161 
162 #pragma omp target
163 #pragma omp teams
164 #pragma omp distribute parallel for simd aligned (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
165   for (I k = 0; k < argc; ++k) ++k;
166 
167 #pragma omp target
168 #pragma omp teams
169 // FIXME: Should argc really be a pointer?
170 #pragma omp distribute parallel for simd aligned (*argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
171   for (I k = 0; k < argc; ++k) ++k;
172 
173 #pragma omp target
174 #pragma omp teams
175 #pragma omp distribute parallel for simd aligned (argc : 5) // expected-warning {{aligned clause will be ignored because the requested alignment is not a power of 2}}
176   for (I k = 0; k < argc; ++k) ++k;
177 
178 #pragma omp target
179 #pragma omp teams
180 #pragma omp distribute parallel for simd aligned (S1) // expected-error {{'S1' does not refer to a value}}
181   for (I k = 0; k < argc; ++k) ++k;
182 
183 #pragma omp target
184 #pragma omp teams
185 #pragma omp distribute parallel for simd aligned (argv[1]) // expected-error {{expected variable name}}
186   for (I k = 0; k < argc; ++k) ++k;
187 
188 #pragma omp target
189 #pragma omp teams
190 #pragma omp distribute parallel for simd aligned(e, g)
191   for (I k = 0; k < argc; ++k) ++k;
192 
193 #pragma omp target
194 #pragma omp teams
195 #pragma omp distribute parallel for simd aligned(h) // expected-error {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'S3'}}
196   for (I k = 0; k < argc; ++k) ++k;
197 
198 #pragma omp target
199 #pragma omp teams
200 #pragma omp distribute parallel for simd aligned(i) // expected-error {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'int'}}
201   for (I k = 0; k < argc; ++k) ++k;
202 
203   #pragma omp parallel
204   {
205     int *v = 0;
206     I i;
207     #pragma omp target
208     #pragma omp teams
209     #pragma omp distribute parallel for simd aligned(v:16)
210       for (I k = 0; k < argc; ++k) { i = k; v += 2; }
211   }
212   float *f;
213 
214 #pragma omp target
215 #pragma omp teams
216 #pragma omp distribute parallel for simd aligned(f)
217   for (I k = 0; k < argc; ++k) ++k;
218 
219   int v = 0;
220 
221 #pragma omp target
222 #pragma omp teams
223 #pragma omp distribute parallel for simd aligned(f:j) // expected-note {{initializer of 'j' is not a constant expression}} expected-error {{expression is not an integral constant expression}}
224 
225   for (I k = 0; k < argc; ++k) { ++k; v += j; }
226 
227 #pragma omp target
228 #pragma omp teams
229 #pragma omp distribute parallel for simd aligned(f)
230   for (I k = 0; k < argc; ++k) ++k;
231 
232   return 0;
233 }
234 
235 // expected-note@+1 2 {{'argc' defined here}}
236 int main(int argc, char **argv) {
237   double darr[100];
238   // expected-note@+1 {{in instantiation of function template specialization 'test_template<-4, double, int>' requested here}}
239   test_template<-4>(darr, 4);
240   test_warn<4>(); // ok
241   // expected-note@+1 {{in instantiation of function template specialization 'test_warn<0>' requested here}}
242   test_warn<0>();
243 
244   int i;
245   int &j = i;
246 
247 #pragma omp target
248 #pragma omp teams
249 #pragma omp distribute parallel for simd aligned // expected-error {{expected '(' after 'aligned'}}
250   for (int k = 0; k < argc; ++k) ++k;
251 
252 #pragma omp target
253 #pragma omp teams
254 #pragma omp distribute parallel for simd aligned ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
255   for (int k = 0; k < argc; ++k) ++k;
256 
257 #pragma omp target
258 #pragma omp teams
259 #pragma omp distribute parallel for simd aligned () // expected-error {{expected expression}}
260   for (int k = 0; k < argc; ++k) ++k;
261 
262 #pragma omp target
263 #pragma omp teams
264 #pragma omp distribute parallel for simd aligned (argv // expected-error {{expected ')'}} expected-note {{to match this '('}}
265   for (int k = 0; k < argc; ++k) ++k;
266 
267 #pragma omp target
268 #pragma omp teams
269 #pragma omp distribute parallel for simd aligned (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'int'}}
270   for (int k = 0; k < argc; ++k) ++k;
271 
272 #pragma omp target
273 #pragma omp teams
274 #pragma omp distribute parallel for simd aligned (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
275   for (int k = 0; k < argc; ++k) ++k;
276 
277 #pragma omp target
278 #pragma omp teams
279 #pragma omp distribute parallel for simd aligned (argc) // expected-error {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'int'}}
280   for (int k = 0; k < argc; ++k) ++k;
281 
282 #pragma omp target
283 #pragma omp teams
284 #pragma omp distribute parallel for simd aligned (S1) // expected-error {{'S1' does not refer to a value}}
285   for (int k = 0; k < argc; ++k) ++k;
286 
287 #pragma omp target
288 #pragma omp teams
289 #pragma omp distribute parallel for simd aligned (a, b) // expected-error {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'S1'}} expected-error {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'S2'}}
290   for (int k = 0; k < argc; ++k) ++k;
291 
292 #pragma omp target
293 #pragma omp teams
294 #pragma omp distribute parallel for simd aligned (argv[1]) // expected-error {{expected variable name}}
295   for (int k = 0; k < argc; ++k) ++k;
296 
297 #pragma omp target
298 #pragma omp teams
299 #pragma omp distribute parallel for simd aligned(h)  // expected-error {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'S3'}}
300   for (int k = 0; k < argc; ++k) ++k;
301 
302   int *pargc = &argc;
303   // expected-note@+1 {{in instantiation of function template specialization 'foomain<int *, char>' requested here}}
304   foomain<int*,char>(pargc,argv);
305   return 0;
306 }
307 
308