clang/test/OpenMP/target_teams_distribute_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 {{declared here}} expected-note {{forward declaration of 'S1'}}
  24 extern S1 a;
  25 class S2 {
  26   mutable int a;
  27 public:
  28   S2():a(0) { }
  29   static float S2s; // expected-note {{predetermined as shared}}
  30 };
  31 const S2 b;
  32 const S2 ba[5];
  33 class S3 {
  34   int a;
  35 public:
  36   S3():a(0) { }
  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 {{implicitly declared private here}}
  44 public:
  45   S4(int v):a(v) { }
  46 };
  47 class S5 {
  48   int a;
  49   S5():a(0) {} // expected-note {{implicitly declared private here}}
  50 public:
  51   S5(int v):a(v) { }
  52 };
  53
  54 S3 h;
  55 #pragma omp threadprivate(h) // expected-note {{defined as threadprivate or thread local}}
  56
  57
  58 int main(int argc, char **argv) {
  59   const int d = 5;  // expected-note {{'d' defined here}}
  60   const int da[5] = { 0 }; // expected-note {{'da' defined here}}
  61   S4 e(4);
  62   S5 g(5);
  63   int i;
  64   int &j = i;
  65
  66 #pragma omp target teams distribute parallel for private // expected-error {{expected '(' after 'private'}}
  67   for (int k = 0; k < argc; ++k) ++k;
  68
  69 #pragma omp target teams distribute parallel for private ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  70   for (int k = 0; k < argc; ++k) ++k;
  71
  72 #pragma omp target teams distribute parallel for private () // expected-error {{expected expression}}
  73   for (int k = 0; k < argc; ++k) ++k;
  74
  75 #pragma omp target teams distribute parallel for private (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
  76   for (int k = 0; k < argc; ++k) ++k;
  77
  78 #pragma omp target teams distribute parallel for private (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  79   for (int k = 0; k < argc; ++k) ++k;
  80
  81 #pragma omp target teams distribute parallel for private (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
  82   for (int k = 0; k < argc; ++k) ++k;
  83
  84 #pragma omp target teams distribute 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 '('}}
  85   for (int k = 0; k < argc; ++k) ++k;
  86
  87 #pragma omp target teams distribute parallel for private (S1) // expected-error {{'S1' does not refer to a value}}
  88   for (int k = 0; k < argc; ++k) ++k;
  89
  90 #pragma omp target teams distribute parallel for private (a, b, c, d, f) // expected-error {{private variable with incomplete type 'S1'}} expected-error 1 {{const-qualified variable without mutable fields cannot be private}} expected-error 2 {{const-qualified variable cannot be private}}
  91   for (int k = 0; k < argc; ++k) ++k;
  92
  93 #pragma omp target teams distribute parallel for private (argv[1]) // expected-error {{expected variable name}}
  94   for (int k = 0; k < argc; ++k) ++k;
  95
  96 #pragma omp target teams distribute parallel for private(ba)
  97   for (int k = 0; k < argc; ++k) ++k;
  98
  99 #pragma omp target teams distribute parallel for private(ca) // expected-error {{const-qualified variable without mutable fields cannot be private}}
 100   for (int k = 0; k < argc; ++k) ++k;
 101
 102 #pragma omp target teams distribute parallel for private(da) // expected-error {{const-qualified variable cannot be private}}
 103   for (int k = 0; k < argc; ++k) ++k;
 104
 105 #pragma omp target teams distribute parallel for private(S2::S2s) // expected-error {{shared variable cannot be private}}
 106   for (int k = 0; k < argc; ++k) ++k;
 107
 108 #pragma omp target teams distribute parallel for private(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
 109   for (int k = 0; k < argc; ++k) ++k;
 110
 111 #pragma omp target teams distribute parallel for private(h) // expected-error {{threadprivate or thread local variable cannot be private}}
 112   for (int k = 0; k < argc; ++k) ++k;
 113
 114 #pragma omp target teams distribute parallel for shared(i)
 115   for (int k = 0; k < argc; ++k) ++k;
 116
 117 #pragma omp target teams distribute parallel for firstprivate(i), private(i) // expected-error {{firstprivate variable cannot be private}} expected-note {{defined as firstprivate}}
 118   for (int k = 0; k < argc; ++k) ++k;
 119
 120 #pragma omp target teams distribute parallel for allocate(omp_thread_mem_alloc: j) private(j) // expected-warning {{allocator with the 'thread' trait access has unspecified behavior on 'target teams distribute parallel for' directive}} expected-error {{allocator must be specified in the 'uses_allocators' clause}}
 121   for (int k = 0; k < argc; ++k) ++k;
 122
 123 #pragma omp target teams distribute parallel for reduction(+:i)
 124   for (int k = 0; k < argc; ++k) ++k;
 125
 126 #pragma omp distribute private(i)
 127   for (int k = 0; k < 10; ++k) {
 128 #pragma omp target teams distribute parallel for private(i)
 129     for (int x = 0; x < 10; ++x) foo();
 130   }
 131
 132 #pragma omp target teams distribute parallel for firstprivate(i)
 133   for (int k = 0; k < 10; ++k) {
 134   }
 135
 136   return 0;
 137 }