clang/test/OpenMP/distribute_parallel_for_simd_aligned_messages.cpp

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