clang/test/OpenMP/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 extern int omp_default_mem_alloc;
   6 void foo() {
   7 }
   8
   9 bool foobool(int argc) {
  10   return argc;
  11 }
  12
  13 struct S1; // expected-note {{declared here}} expected-note {{forward declaration of 'S1'}}
  14 extern S1 a;
  15 class S2 {
  16   mutable int a;
  17 public:
  18   S2():a(0) { }
  19   static float S2s; // expected-note {{predetermined as shared}}
  20 };
  21 const S2 b;
  22 const S2 ba[5];
  23 class S3 {
  24   int a;
  25 public:
  26   S3():a(0) { }
  27 };
  28 const S3 c; // expected-note {{'c' defined here}}
  29 const S3 ca[5]; // expected-note {{'ca' defined here}}
  30 extern const int f;  // expected-note {{'f' declared here}}
  31 class S4 {
  32   int a;
  33   S4(); // expected-note {{implicitly declared private here}}
  34 public:
  35   S4(int v):a(v) { }
  36 };
  37 class S5 {
  38   int a;
  39   S5():a(0) {} // expected-note {{implicitly declared private here}}
  40 public:
  41   S5(int v):a(v) { }
  42 };
  43
  44 S3 h;
  45 #pragma omp threadprivate(h) // expected-note {{defined as threadprivate or thread local}}
  46
  47
  48 int main(int argc, char **argv) {
  49   const int d = 5;  // expected-note {{'d' defined here}}
  50   const int da[5] = { 0 }; // expected-note {{'da' defined here}}
  51   S4 e(4);
  52   S5 g(5);
  53   int i;
  54   int &j = i;
  55
  56   #pragma omp target
  57   #pragma omp teams distribute parallel for private // expected-error {{expected '(' after 'private'}}
  58   for (int k = 0; k < argc; ++k) ++k;
  59
  60   #pragma omp target
  61   #pragma omp teams distribute parallel for private ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  62   for (int k = 0; k < argc; ++k) ++k;
  63
  64   #pragma omp target
  65   #pragma omp teams distribute parallel for private () // expected-error {{expected expression}}
  66   for (int k = 0; k < argc; ++k) ++k;
  67
  68   #pragma omp target
  69   #pragma omp teams distribute parallel for private (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
  70   for (int k = 0; k < argc; ++k) ++k;
  71
  72   #pragma omp target
  73   #pragma omp teams distribute parallel for private (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  74   for (int k = 0; k < argc; ++k) ++k;
  75
  76   #pragma omp target
  77   #pragma omp teams distribute parallel for private (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
  78   for (int k = 0; k < argc; ++k) ++k;
  79
  80   #pragma omp target
  81   #pragma omp 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 '('}}
  82   for (int k = 0; k < argc; ++k) ++k;
  83
  84   #pragma omp target
  85   #pragma omp teams distribute parallel for private (S1) // expected-error {{'S1' does not refer to a value}}
  86   for (int k = 0; k < argc; ++k) ++k;
  87
  88   #pragma omp target
  89   #pragma omp 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}}
  90   for (int k = 0; k < argc; ++k) ++k;
  91
  92   #pragma omp target
  93   #pragma omp 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
  97   #pragma omp teams distribute parallel for private(ba)
  98   for (int k = 0; k < argc; ++k) ++k;
  99
 100   #pragma omp target
 101   #pragma omp teams distribute parallel for private(ca) // expected-error {{const-qualified variable without mutable fields cannot be private}}
 102   for (int k = 0; k < argc; ++k) ++k;
 103
 104   #pragma omp target
 105   #pragma omp teams distribute parallel for private(da) // expected-error {{const-qualified variable cannot be private}}
 106   for (int k = 0; k < argc; ++k) ++k;
 107
 108   #pragma omp target
 109   #pragma omp teams distribute parallel for private(S2::S2s) // expected-error {{shared variable cannot be private}}
 110   for (int k = 0; k < argc; ++k) ++k;
 111
 112   #pragma omp target
 113   #pragma omp 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'}}
 114   for (int k = 0; k < argc; ++k) ++k;
 115
 116   #pragma omp target
 117   #pragma omp teams distribute parallel for private(h) // expected-error {{threadprivate or thread local variable cannot be private}}
 118   for (int k = 0; k < argc; ++k) ++k;
 119
 120   #pragma omp target
 121   #pragma omp teams distribute parallel for shared(i)
 122   for (int k = 0; k < argc; ++k) ++k;
 123
 124   #pragma omp target
 125   #pragma omp teams distribute parallel for firstprivate(i), private(i) // expected-error {{firstprivate variable cannot be private}} expected-note {{defined as firstprivate}}
 126   for (int k = 0; k < argc; ++k) ++k;
 127
 128   #pragma omp target
 129   #pragma omp teams distribute parallel for private(j)
 130   for (int k = 0; k < argc; ++k) ++k;
 131
 132   #pragma omp target
 133   #pragma omp teams distribute parallel for reduction(+:i)
 134   for (int k = 0; k < argc; ++k) ++k;
 135
 136   #pragma omp distribute private(i)
 137   for (int k = 0; k < 10; ++k) {
 138     #pragma omp target
 139     #pragma omp teams distribute parallel for private(i)
 140     for (int x = 0; x < 10; ++x) foo();
 141   }
 142
 143   #pragma omp target
 144   #pragma omp teams distribute parallel for firstprivate(i)
 145   for (int k = 0; k < 10; ++k) {
 146   }
 147
 148   return 0;
 149 }