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