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