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