clang/test/OpenMP/target_parallel_for_private_messages.cpp

   1 // RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized
   2
   3 // RUN: %clang_cc1 -verify -fopenmp-simd %s -Wuninitialized
   4
   5 typedef void **omp_allocator_handle_t;
   6 extern const omp_allocator_handle_t omp_null_allocator;
   7 extern const omp_allocator_handle_t omp_default_mem_alloc;
   8 extern const omp_allocator_handle_t omp_large_cap_mem_alloc;
   9 extern const omp_allocator_handle_t omp_const_mem_alloc;
  10 extern const omp_allocator_handle_t omp_high_bw_mem_alloc;
  11 extern const omp_allocator_handle_t omp_low_lat_mem_alloc;
  12 extern const omp_allocator_handle_t omp_cgroup_mem_alloc;
  13 extern const omp_allocator_handle_t omp_pteam_mem_alloc;
  14 extern const omp_allocator_handle_t omp_thread_mem_alloc;
  15
  16 void foo() {
  17 }
  18
  19 bool foobool(int argc) {
  20   return argc;
  21 }
  22
  23 struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
  24 extern S1 a;
  25 class S2 {
  26   mutable int a;
  27
  28 public:
  29   S2() : a(0) {}
  30 };
  31 const S2 b;
  32 const S2 ba[5];
  33 class S3 {
  34   int a;
  35
  36 public:
  37   S3() : a(0) {}
  38 };
  39 const S3 ca[5];
  40 class S4 {
  41   int a;
  42   S4(); // expected-note {{implicitly declared private here}}
  43
  44 public:
  45   S4(int v) : a(v) {
  46 #pragma omp target parallel for private(a) private(this->a)
  47     for (int k = 0; k < v; ++k)
  48       ++this->a;
  49   }
  50 };
  51 class S5 {
  52   int a;
  53   S5() : a(0) {} // expected-note {{implicitly declared private here}}
  54
  55 public:
  56   S5(int v) : a(v) {}
  57   S5 &operator=(S5 &s) {
  58 #pragma omp target parallel for private(a) private(this->a) private(s.a) // expected-error {{expected variable name or data member of current class}}
  59     for (int k = 0; k < s.a; ++k) // expected-warning {{type 'S5' is not trivially copyable and not guaranteed to be mapped correctly}}
  60       ++s.a;
  61     return *this;
  62   }
  63 };
  64
  65 template <typename T>
  66 class S6 {
  67 public:
  68   T a;
  69
  70   S6() : a(0) {}
  71   S6(T v) : a(v) {
  72 #pragma omp target parallel for private(a) private(this->a)
  73     for (int k = 0; k < v; ++k)
  74       ++this->a;
  75   }
  76   S6 &operator=(S6 &s) {
  77 #pragma omp target parallel for private(a) private(this->a) private(s.a) // expected-error {{expected variable name or data member of current class}}
  78     for (int k = 0; k < s.a; ++k)
  79       ++s.a;
  80     return *this;
  81   }
  82 };
  83
  84 template <typename T>
  85 class S7 : public T {
  86   T a;
  87   S7() : a(0) {}
  88
  89 public:
  90   S7(T v) : a(v) {
  91 #pragma omp target parallel for private(a) private(this->a) private(T::a)
  92     for (int k = 0; k < a.a; ++k)
  93       ++this->a.a;
  94   }
  95   S7 &operator=(S7 &s) {
  96 #pragma omp target parallel for private(a) private(this->a) private(s.a) private(s.T::a) // expected-error 2 {{expected variable name or data member of current class}}
  97     for (int k = 0; k < s.a.a; ++k)
  98       ++s.a.a;
  99     return *this;
 100   }
 101 };
 102
 103 S3 h;
 104 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
 105
 106 template <class I, class C>
 107 int foomain(I argc, C **argv) {
 108   I e(4);
 109   I g(5);
 110   int i, z;
 111   int &j = i;
 112 #pragma omp target parallel for private // expected-error {{expected '(' after 'private'}}
 113   for (int k = 0; k < argc; ++k)
 114     ++k;
 115 #pragma omp target parallel for private( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 116   for (int k = 0; k < argc; ++k)
 117     ++k;
 118 #pragma omp target parallel for private() // expected-error {{expected expression}}
 119   for (int k = 0; k < argc; ++k)
 120     ++k;
 121 #pragma omp target parallel for private(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
 122   for (int k = 0; k < argc; ++k)
 123     ++k;
 124 #pragma omp target parallel for private(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 125   for (int k = 0; k < argc; ++k)
 126     ++k;
 127 #pragma omp target parallel for private(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
 128   for (int k = 0; k < argc; ++k)
 129     ++k;
 130 #pragma omp target parallel for private(argc) allocate , allocate(, allocate(omp_default , allocate(omp_default_mem_alloc, allocate(omp_default_mem_alloc:, allocate(omp_default_mem_alloc: argc, allocate(omp_default_mem_alloc: argv), allocate(argv) // expected-error {{expected '(' after 'allocate'}} expected-error 2 {{expected expression}} expected-error 2 {{expected ')'}} expected-error {{use of undeclared identifier 'omp_default'}} expected-note 2 {{to match this '('}}
 131   for (int k = 0; k < argc; ++k)
 132     ++k;
 133 #pragma omp target parallel for private(S1) // expected-error {{'S1' does not refer to a value}}
 134   for (int k = 0; k < argc; ++k)
 135     ++k;
 136 #pragma omp target parallel for private(a, b, z) // expected-error {{private variable with incomplete type 'S1'}}
 137   for (int k = 0; k < argc; ++k)
 138     ++k;
 139 #pragma omp target parallel for private(argv[1]) // expected-error {{expected variable name}}
 140   for (int k = 0; k < argc; ++k)
 141     ++k;
 142 #pragma omp target parallel for private(e, g) allocate(omp_thread_mem_alloc: e) uses_allocators(omp_thread_mem_alloc) // expected-warning {{allocator with the 'thread' trait access has unspecified behavior on 'target parallel for' directive}}
 143   for (int k = 0; k < argc; ++k)
 144     ++k;
 145 #pragma omp target parallel for private(h) // expected-error {{threadprivate or thread local variable cannot be private}}
 146   for (int k = 0; k < argc; ++k)
 147     ++k;
 148 #pragma omp parallel
 149   {
 150     int v = 0;
 151     int i;
 152 #pragma omp target parallel for private(i)
 153     for (int k = 0; k < argc; ++k) {
 154       i = k;
 155       v += i;
 156     }
 157   }
 158 #pragma omp parallel shared(i)
 159 #pragma omp parallel private(i)
 160 #pragma omp target parallel for private(j)
 161   for (int k = 0; k < argc; ++k)
 162     ++k;
 163 #pragma omp target parallel for private(i)
 164   for (int k = 0; k < argc; ++k)
 165     ++k;
 166   return 0;
 167 }
 168
 169 namespace A {
 170 double x;
 171 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
 172 }
 173 namespace B {
 174 using A::x;
 175 }
 176
 177 int main(int argc, char **argv) {
 178   S4 e(4);
 179   S5 g(5);
 180   S6<float> s6(0.0) , s6_0(1.0);
 181   S7<S6<float> > s7(0.0) , s7_0(1.0);
 182   int i ,z;
 183   int &j = i;
 184 #pragma omp target parallel for private // expected-error {{expected '(' after 'private'}}
 185   for (int k = 0; k < argc; ++k)
 186     ++k;
 187 #pragma omp target parallel for private( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 188   for (int k = 0; k < argc; ++k)
 189     ++k;
 190 #pragma omp target parallel for private() // expected-error {{expected expression}}
 191   for (int k = 0; k < argc; ++k)
 192     ++k;
 193 #pragma omp target parallel for private(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
 194   for (int k = 0; k < argc; ++k)
 195     ++k;
 196 #pragma omp target parallel for private(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 197   for (int k = 0; k < argc; ++k)
 198     ++k;
 199 #pragma omp target parallel for private(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
 200   for (int k = 0; k < argc; ++k)
 201     ++k;
 202 #pragma omp target parallel for private(argc, z)
 203   for (int k = 0; k < argc; ++k)
 204     ++k;
 205 #pragma omp target parallel for private(S1) // expected-error {{'S1' does not refer to a value}}
 206   for (int k = 0; k < argc; ++k)
 207     ++k;
 208 #pragma omp target parallel for private(a, b) // expected-error {{private variable with incomplete type 'S1'}}
 209   for (int k = 0; k < argc; ++k)
 210     ++k;
 211 #pragma omp target parallel for private(argv[1]) // expected-error {{expected variable name}}
 212   for (int k = 0; k < argc; ++k)
 213     ++k;
 214 #pragma omp target parallel for private(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
 215   for (int k = 0; k < argc; ++k)
 216     ++k;
 217 #pragma omp target parallel for private(h, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be private}}
 218   for (int k = 0; k < argc; ++k)
 219     ++k;
 220 #pragma omp parallel
 221   {
 222     int i;
 223 #pragma omp target parallel for private(i)
 224     for (int k = 0; k < argc; ++k)
 225       ++k;
 226   }
 227 #pragma omp parallel shared(i)
 228 #pragma omp parallel private(i)
 229 #pragma omp target parallel for private(j)
 230   for (int k = 0; k < argc; ++k)
 231     ++k;
 232 #pragma omp target parallel for private(i)
 233   for (int k = 0; k < argc; ++k)
 234     ++k;
 235   static int m;
 236 #pragma omp target parallel for private(m)
 237   for (int k = 0; k < argc; ++k)
 238     m = k + 2;
 239
 240   s6 = s6_0; // expected-note {{in instantiation of member function 'S6<float>::operator=' requested here}}
 241   s7 = s7_0; // expected-note {{in instantiation of member function 'S7<S6<float>>::operator=' requested here}}
 242   return foomain(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<int, char>' requested here}}
 243 }
 244