clang/test/OpenMP/target_parallel_for_lastprivate_messages.cpp

   1 // RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-version=45 -fopenmp %s -Wuninitialized
   2 // RUN: %clang_cc1 -verify=expected,omp51 -fopenmp %s -Wuninitialized
   3
   4 // RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-version=45 -fopenmp-simd %s -Wuninitialized
   5 // RUN: %clang_cc1 -verify=expected,omp51 -fopenmp-simd %s -Wuninitialized
   6
   7 typedef void **omp_allocator_handle_t;
   8 extern const omp_allocator_handle_t omp_null_allocator;
   9 extern const omp_allocator_handle_t omp_default_mem_alloc;
  10 extern const omp_allocator_handle_t omp_large_cap_mem_alloc;
  11 extern const omp_allocator_handle_t omp_const_mem_alloc;
  12 extern const omp_allocator_handle_t omp_high_bw_mem_alloc;
  13 extern const omp_allocator_handle_t omp_low_lat_mem_alloc;
  14 extern const omp_allocator_handle_t omp_cgroup_mem_alloc;
  15 extern const omp_allocator_handle_t omp_pteam_mem_alloc;
  16 extern const omp_allocator_handle_t omp_thread_mem_alloc;
  17
  18 void foo() {
  19 }
  20
  21 bool foobool(int argc) {
  22   return argc;
  23 }
  24
  25 struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
  26 extern S1 a;
  27 class S2 {
  28   mutable int a;
  29
  30 public:
  31   S2() : a(0) {}
  32   S2(S2 &s2) : a(s2.a) {}
  33   S2 &operator=(const S2 &);
  34   const S2 &operator=(const S2 &) const;
  35   static float S2s; // expected-note {{static data member is predetermined as shared}}
  36   static const float S2sc; // expected-note {{'S2sc' declared here}}
  37 };
  38 const float S2::S2sc = 0;
  39 const S2 b;
  40 const S2 ba[5];
  41 class S3 {
  42   int a;
  43   S3 &operator=(const S3 &s3); // expected-note 2 {{implicitly declared private here}}
  44
  45 public:
  46   S3() : a(0) {}
  47   S3(S3 &s3) : a(s3.a) {}
  48 };
  49 const S3 c;         // expected-note {{'c' defined here}}
  50 const S3 ca[5];     // expected-note {{'ca' defined here}}
  51 extern const int f; // expected-note {{'f' declared here}}
  52 class S4 {
  53   int a;
  54   S4();             // expected-note 3 {{implicitly declared private here}}
  55   S4(const S4 &s4);
  56
  57 public:
  58   S4(int v) : a(v) {}
  59 };
  60 class S5 {
  61   int a;
  62   S5() : a(0) {} // expected-note {{implicitly declared private here}}
  63
  64 public:
  65   S5(const S5 &s5) : a(s5.a) {}
  66   S5(int v) : a(v) {}
  67 };
  68 class S6 {
  69   int a;
  70   S6() : a(0) {}
  71
  72 public:
  73   S6(const S6 &s6) : a(s6.a) {}
  74   S6(int v) : a(v) {}
  75 };
  76
  77 S3 h;
  78 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
  79
  80 template <class I, class C>
  81 int foomain(int argc, char **argv) {
  82   I e(4);
  83   I g(5);
  84   int i;
  85   int &j = i;
  86   S6 s(0); // omp51-note {{'s' defined here}}
  87 #pragma omp target parallel for lastprivate // expected-error {{expected '(' after 'lastprivate'}}
  88   for (int k = 0; k < argc; ++k)
  89     ++k;
  90 #pragma omp target parallel for lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  91   for (int k = 0; k < argc; ++k)
  92     ++k;
  93 #pragma omp target parallel for lastprivate() // expected-error {{expected expression}}
  94   for (int k = 0; k < argc; ++k)
  95     ++k;
  96 #pragma omp target parallel for lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
  97   for (int k = 0; k < argc; ++k)
  98     ++k;
  99 #pragma omp target parallel for lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 100   for (int k = 0; k < argc; ++k)
 101     ++k;
 102 #pragma omp target 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 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 '('}}
 106   for (int k = 0; k < argc; ++k)
 107     ++k;
 108 #pragma omp target parallel for lastprivate(conditional: s,argc) lastprivate(conditional: // omp51-error {{expected expression}} omp45-error 2 {{use of undeclared identifier 'conditional'}} expected-error {{expected ')'}} expected-note {{to match this '('}} omp51-error {{expected list item of scalar type in 'lastprivate' clause with 'conditional' modifier}}
 109   for (int k = 0; k < argc; ++k)
 110     ++k;
 111 #pragma omp target parallel for lastprivate(foo:argc) // omp51-error {{expected 'conditional' in OpenMP clause 'lastprivate'}} omp45-error {{expected ',' or ')' in 'lastprivate' clause}} omp45-error {{expected ')'}} omp45-error {{expected variable name}} omp45-note {{to match this '('}}
 112   for (int k = 0; k < argc; ++k)
 113     ++k;
 114 #pragma omp target parallel for lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
 115   for (int k = 0; k < argc; ++k)
 116     ++k;
 117 #pragma omp target parallel for lastprivate(a, b) // expected-error {{lastprivate variable with incomplete type 'S1'}}
 118   for (int k = 0; k < argc; ++k)
 119     ++k;
 120 #pragma omp target parallel for lastprivate(argv[1]) // expected-error {{expected variable name}}
 121   for (int k = 0; k < argc; ++k)
 122     ++k;
 123 #pragma omp target parallel for lastprivate(e, g) // expected-error 2 {{calling a private constructor of class 'S4'}}
 124   for (int k = 0; k < argc; ++k)
 125     ++k;
 126 #pragma omp target parallel for lastprivate(h) // expected-error {{threadprivate or thread local variable cannot be lastprivate}}
 127   for (int k = 0; k < argc; ++k)
 128     ++k;
 129 #pragma omp parallel
 130   {
 131     int v = 0;
 132     int i;
 133 #pragma omp target parallel for lastprivate(i)
 134     for (int k = 0; k < argc; ++k) {
 135       i = k;
 136       v += i;
 137     }
 138   }
 139 #pragma omp parallel shared(i)
 140 #pragma omp parallel private(i)
 141 #pragma omp target parallel for lastprivate(j)
 142   for (int k = 0; k < argc; ++k)
 143     ++k;
 144 #pragma omp target parallel for lastprivate(i)
 145   for (int k = 0; k < argc; ++k)
 146     ++k;
 147   return 0;
 148 }
 149
 150 namespace A {
 151 double x;
 152 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
 153 }
 154 namespace B {
 155 using A::x;
 156 }
 157
 158 int main(int argc, char **argv) {
 159   const int d = 5;       // expected-note {{'d' defined here}}
 160   const int da[5] = {0}; // expected-note {{'da' defined here}}
 161   S4 e(4);
 162   S5 g(5);
 163   S3 m;
 164   S6 n(2);
 165   int i;
 166   int &j = i;
 167 #pragma omp target parallel for lastprivate // expected-error {{expected '(' after 'lastprivate'}}
 168   for (i = 0; i < argc; ++i)
 169     foo();
 170 #pragma omp target parallel for lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 171   for (i = 0; i < argc; ++i)
 172     foo();
 173 #pragma omp target parallel for lastprivate() // expected-error {{expected expression}}
 174   for (i = 0; i < argc; ++i)
 175     foo();
 176 #pragma omp target parallel for lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
 177   for (i = 0; i < argc; ++i)
 178     foo();
 179 #pragma omp target parallel for lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 180   for (i = 0; i < argc; ++i)
 181     foo();
 182 #pragma omp target parallel for lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
 183   for (i = 0; i < argc; ++i)
 184     foo();
 185 #pragma omp target parallel for lastprivate(argc)
 186   for (i = 0; i < argc; ++i)
 187     foo();
 188 #pragma omp target parallel for lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
 189   for (i = 0; i < argc; ++i)
 190     foo();
 191 #pragma omp target 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}}
 192   for (i = 0; i < argc; ++i)
 193     foo();
 194 #pragma omp target parallel for lastprivate(argv[1]) // expected-error {{expected variable name}}
 195   for (i = 0; i < argc; ++i)
 196     foo();
 197 #pragma omp target parallel for lastprivate(2 * 2) // expected-error {{expected variable name}}
 198   for (i = 0; i < argc; ++i)
 199     foo();
 200 #pragma omp target parallel for lastprivate(ba) allocate(omp_thread_mem_alloc: ba) uses_allocators(omp_thread_mem_alloc) // expected-warning {{allocator with the 'thread' trait access has unspecified behavior on 'target parallel for' directive}} omp45-error {{unexpected OpenMP clause 'uses_allocators' in directive '#pragma omp target parallel for'}}
 201   for (i = 0; i < argc; ++i)
 202     foo();
 203 #pragma omp target parallel for lastprivate(ca) // expected-error {{const-qualified variable without mutable fields cannot be lastprivate}}
 204   for (i = 0; i < argc; ++i)
 205     foo();
 206 #pragma omp target parallel for lastprivate(da) // expected-error {{const-qualified variable cannot be lastprivate}}
 207   for (i = 0; i < argc; ++i)
 208     foo();
 209   int xa;
 210 #pragma omp target parallel for lastprivate(xa) // OK
 211   for (i = 0; i < argc; ++i)
 212     foo();
 213 #pragma omp target parallel for lastprivate(S2::S2s) // expected-error {{shared variable cannot be lastprivate}}
 214   for (i = 0; i < argc; ++i)
 215     foo();
 216 #pragma omp target parallel for lastprivate(S2::S2sc) // expected-error {{const-qualified variable cannot be lastprivate}}
 217   for (i = 0; i < argc; ++i)
 218     foo();
 219 #pragma omp target parallel for safelen(5) // expected-error {{unexpected OpenMP clause 'safelen' in directive '#pragma omp target parallel for'}}
 220   for (i = 0; i < argc; ++i)
 221     foo();
 222 #pragma omp target parallel for lastprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
 223   for (i = 0; i < argc; ++i)
 224     foo();
 225 #pragma omp target parallel for lastprivate(m) // expected-error {{'operator=' is a private member of 'S3'}}
 226   for (i = 0; i < argc; ++i)
 227     foo();
 228 #pragma omp target parallel for lastprivate(h, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be lastprivate}}
 229   for (i = 0; i < argc; ++i)
 230     foo();
 231 #pragma omp target parallel for private(xa), lastprivate(xa) // expected-error {{private variable cannot be lastprivate}} expected-note {{defined as private}}
 232   for (i = 0; i < argc; ++i)
 233     foo();
 234 #pragma omp target parallel for lastprivate(i)
 235   for (i = 0; i < argc; ++i)
 236     foo();
 237 #pragma omp parallel private(xa)
 238 #pragma omp target parallel for lastprivate(xa)
 239   for (i = 0; i < argc; ++i)
 240     foo();
 241 #pragma omp parallel reduction(+ : xa)
 242 #pragma omp target parallel for lastprivate(xa)
 243   for (i = 0; i < argc; ++i)
 244     foo();
 245 #pragma omp target parallel for lastprivate(j)
 246   for (i = 0; i < argc; ++i)
 247     foo();
 248 #pragma omp target parallel for firstprivate(m) lastprivate(m) // expected-error {{'operator=' is a private member of 'S3'}}
 249   for (i = 0; i < argc; ++i)
 250     foo();
 251 #pragma omp target parallel for lastprivate(n) firstprivate(n) // OK
 252   for (i = 0; i < argc; ++i)
 253     foo();
 254   static int si;
 255 #pragma omp target parallel for lastprivate(si) // OK
 256   for (i = 0; i < argc; ++i)
 257     si = i + 2;
 258
 259   return foomain<S4, S5>(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<S4, S5>' requested here}}
 260 }