clang/test/OpenMP/distribute_parallel_for_lastprivate_messages.cpp

   1 // RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=45 %s -Wuninitialized
   2 // RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized
   3
   4 // RUN: %clang_cc1 -verify -fopenmp-simd -fopenmp-version=45 %s -Wuninitialized
   5 // RUN: %clang_cc1 -verify -fopenmp-simd %s -Wuninitialized
   6
   7 void foo() {
   8 }
   9
  10 bool foobool(int argc) {
  11   return argc;
  12 }
  13 extern int omp_default_mem_alloc;
  14 struct S1; // expected-note 2 {{declared here}} expected-note 3 {{forward declaration of 'S1'}}
  15 extern S1 a;
  16 class S2 {
  17   mutable int a;
  18
  19 public:
  20   S2() : a(0) {}
  21   S2(S2 &s2) : a(s2.a) {}
  22   const S2 &operator =(const S2&) const;
  23   S2 &operator =(const S2&);
  24   static float S2s; // expected-note {{static data member is predetermined as shared}}
  25   static const float S2sc; // expected-note {{'S2sc' declared here}}
  26 };
  27 const float S2::S2sc = 0;
  28 const S2 b;
  29 const S2 ba[5];
  30 class S3 {
  31   int a;
  32   S3 &operator=(const S3 &s3); // expected-note {{implicitly declared private here}}
  33
  34 public:
  35   S3() : a(0) {}
  36   S3(S3 &s3) : a(s3.a) {}
  37 };
  38 const S3 c;         // expected-note {{'c' defined here}}
  39 const S3 ca[5];     // expected-note {{'ca' defined here}}
  40 extern const int f; // expected-note {{'f' declared here}}
  41 class S4 {
  42   int a;
  43   S4();             // expected-note 3 {{implicitly declared private here}}
  44   S4(const S4 &s4);
  45
  46 public:
  47   S4(int v) : a(v) {}
  48 };
  49 class S5 {
  50   int a;
  51   S5() : a(0) {} // expected-note {{implicitly declared private here}}
  52
  53 public:
  54   S5(const S5 &s5) : a(s5.a) {}
  55   S5(int v) : a(v) {}
  56 };
  57 class S6 {
  58   int a;
  59   S6() : a(0) {} // expected-note {{implicitly declared private here}}
  60
  61 public:
  62   S6(const S6 &s6) : a(s6.a) {}
  63   S6(int v) : a(v) {}
  64 };
  65
  66 S3 h;
  67 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
  68
  69 template <class I, class C>
  70 int foomain(int argc, char **argv) {
  71   I e(4);
  72   I g(5);
  73   int i;
  74   int &j = i;
  75 #pragma omp target
  76 #pragma omp teams
  77 #pragma omp distribute parallel for lastprivate // expected-error {{expected '(' after 'lastprivate'}}
  78   for (int k = 0; k < argc; ++k)
  79     ++k;
  80 #pragma omp target
  81 #pragma omp teams
  82 #pragma omp distribute parallel for lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  83   for (int k = 0; k < argc; ++k)
  84     ++k;
  85 #pragma omp target
  86 #pragma omp teams
  87 #pragma omp distribute parallel for lastprivate() // expected-error {{expected expression}}
  88   for (int k = 0; k < argc; ++k)
  89     ++k;
  90 #pragma omp target
  91 #pragma omp teams
  92 #pragma omp distribute parallel for lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
  93   for (int k = 0; k < argc; ++k)
  94     ++k;
  95 #pragma omp target
  96 #pragma omp teams
  97 #pragma omp distribute parallel for lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  98   for (int k = 0; k < argc; ++k)
  99     ++k;
 100 #pragma omp target
 101 #pragma omp teams
 102 #pragma omp distribute parallel for lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
 103   for (int k = 0; k < argc; ++k)
 104     ++k;
 105 #pragma omp target
 106 #pragma omp teams
 107 #pragma omp distribute parallel for lastprivate(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 '('}}
 108   for (int k = 0; k < argc; ++k)
 109     ++k;
 110 #pragma omp target
 111 #pragma omp teams
 112 #pragma omp distribute parallel for lastprivate(conditional: argc) lastprivate(conditional: // expected-error 2 {{use of undeclared identifier 'conditional'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 113   for (int k = 0; k < argc; ++k)
 114     ++k;
 115 #pragma omp target
 116 #pragma omp teams
 117 #pragma omp distribute parallel for lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
 118   for (int k = 0; k < argc; ++k)
 119     ++k;
 120 #pragma omp target
 121 #pragma omp teams
 122 #pragma omp distribute parallel for lastprivate(a, b) // expected-error {{lastprivate variable with incomplete type 'S1'}} expected-warning {{Type 'const S2' is not trivially copyable and not guaranteed to be mapped correctly}}
 123   for (int k = 0; k < argc; ++k)
 124     ++k;
 125 #pragma omp target
 126 #pragma omp teams
 127 #pragma omp distribute parallel for lastprivate(argv[1]) // expected-error {{expected variable name}}
 128   for (int k = 0; k < argc; ++k)
 129     ++k;
 130 #pragma omp target
 131 #pragma omp teams
 132 #pragma omp distribute parallel for lastprivate(e, g) // expected-error 2 {{calling a private constructor of class 'S4'}} expected-warning 2 {{Type 'S4' is not trivially copyable and not guaranteed to be mapped correctly}}
 133   for (int k = 0; k < argc; ++k)
 134     ++k;
 135 #pragma omp target
 136 #pragma omp teams
 137 #pragma omp distribute parallel for lastprivate(h) // expected-error {{threadprivate or thread local variable cannot be lastprivate}}
 138   for (int k = 0; k < argc; ++k)
 139     ++k;
 140
 141   int v = 0;
 142 #pragma omp target
 143 #pragma omp teams
 144   {
 145 #pragma omp distribute parallel for lastprivate(i)
 146     for (int k = 0; k < argc; ++k) {
 147       i = k;
 148       v += i;
 149     }
 150   }
 151 #pragma omp target
 152 #pragma omp teams private(i)
 153 #pragma omp distribute parallel for lastprivate(j)
 154   for (int k = 0; k < argc; ++k)
 155     ++k;
 156 #pragma omp target
 157 #pragma omp teams
 158 #pragma omp distribute parallel for lastprivate(i)
 159   for (int k = 0; k < argc; ++k)
 160     ++k;
 161   return 0;
 162 }
 163
 164 void bar(S4 a[2]) {
 165 #pragma omp target
 166 #pragma omp teams
 167 #pragma omp distribute parallel for lastprivate(a)
 168   for (int i = 0; i < 2; ++i)
 169     foo();
 170 }
 171
 172 namespace A {
 173 double x;
 174 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
 175 }
 176 namespace B {
 177 using A::x;
 178 }
 179
 180 int main(int argc, char **argv) {
 181   const int d = 5;       // expected-note {{'d' defined here}}
 182   const int da[5] = {0}; // expected-note {{'da' defined here}}
 183   S4 e(4);
 184   S5 g(5);
 185   S3 m;
 186   S6 n(2);
 187   int i;
 188   int &j = i;
 189 #pragma omp target
 190 #pragma omp teams
 191 #pragma omp distribute parallel for lastprivate // expected-error {{expected '(' after 'lastprivate'}}
 192   for (i = 0; i < argc; ++i)
 193     foo();
 194 #pragma omp target
 195 #pragma omp teams
 196 #pragma omp distribute parallel for lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 197   for (i = 0; i < argc; ++i)
 198     foo();
 199 #pragma omp target
 200 #pragma omp teams
 201 #pragma omp distribute parallel for lastprivate() // expected-error {{expected expression}}
 202   for (i = 0; i < argc; ++i)
 203     foo();
 204 #pragma omp target
 205 #pragma omp teams
 206 #pragma omp distribute parallel for lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
 207   for (i = 0; i < argc; ++i)
 208     foo();
 209 #pragma omp target
 210 #pragma omp teams
 211 #pragma omp distribute parallel for lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 212   for (i = 0; i < argc; ++i)
 213     foo();
 214 #pragma omp target
 215 #pragma omp teams
 216 #pragma omp distribute parallel for lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
 217   for (i = 0; i < argc; ++i)
 218     foo();
 219 #pragma omp target
 220 #pragma omp teams
 221 #pragma omp distribute parallel for lastprivate(argc)
 222   for (i = 0; i < argc; ++i)
 223     foo();
 224 #pragma omp target
 225 #pragma omp teams
 226 #pragma omp distribute parallel for lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
 227   for (i = 0; i < argc; ++i)
 228     foo();
 229 #pragma omp target
 230 #pragma omp teams
 231 #pragma omp distribute parallel for lastprivate(a, b, c, d, f) // expected-error {{lastprivate variable with incomplete type 'S1'}} expected-error 1 {{const-qualified variable without mutable fields cannot be lastprivate}} expected-error 2 {{const-qualified variable cannot be lastprivate}} expected-error {{incomplete type 'S1' where a complete type is required}} expected-warning {{Type 'const S2' is not trivially copyable and not guaranteed to be mapped correctly}} expected-warning {{Type 'const S3' is not trivially copyable and not guaranteed to be mapped correctly}}
 232   for (i = 0; i < argc; ++i)
 233     foo();
 234 #pragma omp target
 235 #pragma omp teams
 236 #pragma omp distribute parallel for lastprivate(argv[1]) // expected-error {{expected variable name}}
 237   for (i = 0; i < argc; ++i)
 238     foo();
 239 #pragma omp target
 240 #pragma omp teams
 241 #pragma omp distribute parallel for lastprivate(2 * 2) // expected-error {{expected variable name}}
 242   for (i = 0; i < argc; ++i)
 243     foo();
 244 #pragma omp target
 245 #pragma omp teams
 246 #pragma omp distribute parallel for lastprivate(ba) // expected-warning {{Type 'const S2[5]' is not trivially copyable and not guaranteed to be mapped correctly}}
 247   for (i = 0; i < argc; ++i)
 248     foo();
 249 #pragma omp target
 250 #pragma omp teams
 251 #pragma omp distribute parallel for lastprivate(ca) // expected-error {{const-qualified variable without mutable fields cannot be lastprivate}} expected-warning {{Type 'const S3[5]' is not trivially copyable and not guaranteed to be mapped correctly}}
 252   for (i = 0; i < argc; ++i)
 253     foo();
 254 #pragma omp target
 255 #pragma omp teams
 256 #pragma omp distribute parallel for lastprivate(da) // expected-error {{const-qualified variable cannot be lastprivate}}
 257   for (i = 0; i < argc; ++i)
 258     foo();
 259   int xa;
 260 #pragma omp target
 261 #pragma omp teams
 262 #pragma omp distribute parallel for lastprivate(xa) // OK
 263   for (i = 0; i < argc; ++i)
 264     foo();
 265 #pragma omp target
 266 #pragma omp teams
 267 #pragma omp distribute parallel for lastprivate(S2::S2s) // expected-error {{shared variable cannot be lastprivate}}
 268   for (i = 0; i < argc; ++i)
 269     foo();
 270 #pragma omp target
 271 #pragma omp teams
 272 #pragma omp distribute parallel for lastprivate(S2::S2sc) // expected-error {{const-qualified variable cannot be lastprivate}}
 273   for (i = 0; i < argc; ++i)
 274     foo();
 275 #pragma omp target
 276 #pragma omp teams
 277 #pragma omp distribute parallel for safelen(5) // expected-error {{unexpected OpenMP clause 'safelen' in directive '#pragma omp distribute parallel for'}}
 278   for (i = 0; i < argc; ++i)
 279     foo();
 280 #pragma omp target
 281 #pragma omp teams
 282 #pragma omp distribute parallel for lastprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}} expected-warning {{Type 'S4' is not trivially copyable and not guaranteed to be mapped correctly}} expected-warning {{Type 'S5' is not trivially copyable and not guaranteed to be mapped correctly}}
 283   for (i = 0; i < argc; ++i)
 284     foo();
 285 #pragma omp target
 286 #pragma omp teams
 287 #pragma omp distribute parallel for lastprivate(m) // expected-error {{'operator=' is a private member of 'S3'}} expected-warning {{Type 'S3' is not trivially copyable and not guaranteed to be mapped correctly}}
 288   for (i = 0; i < argc; ++i)
 289     foo();
 290 #pragma omp target
 291 #pragma omp teams
 292 #pragma omp distribute parallel for lastprivate(h) // expected-error {{threadprivate or thread local variable cannot be lastprivate}}
 293   for (i = 0; i < argc; ++i)
 294     foo();
 295 #pragma omp target
 296 #pragma omp teams
 297 #pragma omp distribute parallel for lastprivate(B::x) // expected-error {{threadprivate or thread local variable cannot be lastprivate}}
 298   for (i = 0; i < argc; ++i)
 299     foo();
 300 #pragma omp target
 301 #pragma omp teams
 302 #pragma omp distribute parallel for private(xa), lastprivate(xa) // expected-error {{private variable cannot be lastprivate}} expected-note {{defined as private}}
 303   for (i = 0; i < argc; ++i)
 304     foo();
 305 #pragma omp target
 306 #pragma omp teams
 307 #pragma omp distribute parallel for lastprivate(i)
 308   for (i = 0; i < argc; ++i)
 309     foo();
 310 #pragma omp target
 311 #pragma omp teams
 312 #pragma omp distribute parallel for lastprivate(xa)
 313   for (i = 0; i < argc; ++i)
 314     foo();
 315 #pragma omp target
 316 #pragma omp teams
 317 #pragma omp distribute parallel for lastprivate(xa)
 318   for (i = 0; i < argc; ++i)
 319     foo();
 320 #pragma omp target
 321 #pragma omp teams
 322 #pragma omp distribute parallel for lastprivate(j)
 323   for (i = 0; i < argc; ++i)
 324     foo();
 325 // expected-error@+3 {{firstprivate variable cannot be lastprivate}} expected-note@+3 {{defined as firstprivate}}
 326 #pragma omp target
 327 #pragma omp teams
 328 #pragma omp distribute parallel for firstprivate(m) lastprivate(m) // expected-warning {{Type 'S3' is not trivially copyable and not guaranteed to be mapped correctly}}
 329   for (i = 0; i < argc; ++i)
 330     foo();
 331 // expected-error@+3 {{lastprivate variable cannot be firstprivate}} expected-note@+3 {{defined as lastprivate}}
 332 #pragma omp target
 333 #pragma omp teams
 334 #pragma omp distribute parallel for lastprivate(n) firstprivate(n) // expected-error {{calling a private constructor of class 'S6'}} expected-warning {{Type 'S6' is not trivially copyable and not guaranteed to be mapped correctly}}
 335   for (i = 0; i < argc; ++i)
 336     foo();
 337   static int si;
 338 #pragma omp target
 339 #pragma omp teams
 340 #pragma omp distribute parallel for lastprivate(si) // OK
 341   for (i = 0; i < argc; ++i)
 342     si = i + 1;
 343   return foomain<S4, S5>(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<S4, S5>' requested here}}
 344 }