clang/test/OpenMP/target_teams_distribute_firstprivate_messages.cpp

   1 // RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized
   2
   3 // RUN: %clang_cc1 -verify -fopenmp-simd %s -Wuninitialized
   4
   5 #pragma omp requires dynamic_allocators
   6 typedef void **omp_allocator_handle_t;
   7 extern const omp_allocator_handle_t omp_null_allocator;
   8 extern const omp_allocator_handle_t omp_default_mem_alloc;
   9 extern const omp_allocator_handle_t omp_large_cap_mem_alloc;
  10 extern const omp_allocator_handle_t omp_const_mem_alloc;
  11 extern const omp_allocator_handle_t omp_high_bw_mem_alloc;
  12 extern const omp_allocator_handle_t omp_low_lat_mem_alloc;
  13 extern const omp_allocator_handle_t omp_cgroup_mem_alloc;
  14 extern const omp_allocator_handle_t omp_pteam_mem_alloc;
  15 extern const omp_allocator_handle_t omp_thread_mem_alloc;
  16
  17 void foo() {
  18 }
  19
  20 bool foobool(int argc) {
  21   return argc;
  22 }
  23
  24 void xxx(int argc) {
  25   int fp; // expected-note {{initialize the variable 'fp' to silence this warning}}
  26 #pragma omp target teams distribute firstprivate(fp) // expected-warning {{variable 'fp' is uninitialized when used here}}
  27   for (int i = 0; i < 10; ++i)
  28     ;
  29 }
  30
  31 struct S1; // expected-note {{declared here}} expected-note{{forward declaration of 'S1'}}
  32 extern S1 a;
  33 class S2 {
  34   mutable int a;
  35
  36 public:
  37   S2() : a(0) {}
  38   S2(const S2 &s2) : a(s2.a) {}
  39   static float S2s;
  40   static const float S2sc;
  41 };
  42 const float S2::S2sc = 0;
  43 const S2 b;
  44 const S2 ba[5];
  45 class S3 {
  46   int a;
  47   S3 &operator=(const S3 &s3);
  48
  49 public:
  50   S3() : a(0) {} // expected-note 2 {{candidate constructor not viable: requires 0 arguments, but 1 was provided}}
  51   S3(S3 &s3) : a(s3.a) {} // expected-note 2 {{candidate constructor not viable: 1st argument ('const S3') would lose const qualifier}}
  52 };
  53 const S3 c;
  54 const S3 ca[5];
  55 extern const int f;
  56 class S4 {
  57   int a;
  58   S4();
  59   S4(const S4 &s4);
  60 public:
  61   S4(int v):a(v) { }
  62 };
  63 class S5 {
  64   int a;
  65   S5():a(0) {}
  66   S5(const S5 &s5):a(s5.a) { }
  67 public:
  68   S5(int v):a(v) { }
  69 };
  70 class S6 {
  71   int a;
  72 public:
  73   S6() : a(0) { }
  74 };
  75
  76 S3 h;
  77 #pragma omp threadprivate(h) // expected-note {{defined as threadprivate or thread local}}
  78
  79 int main(int argc, char **argv) {
  80   const int d = 5;
  81   const int da[5] = { 0 };
  82   S4 e(4);
  83   S5 g(5);
  84   S6 p;
  85   int i, z;
  86   int &j = i;
  87
  88 #pragma omp target teams distribute firstprivate // expected-error {{expected '(' after 'firstprivate'}}
  89   for (i = 0; i < argc; ++i) foo();
  90
  91 #pragma omp target teams distribute firstprivate ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  92   for (i = 0; i < argc; ++i) foo();
  93
  94 #pragma omp target teams distribute firstprivate () // expected-error {{expected expression}}
  95   for (i = 0; i < argc; ++i) foo();
  96
  97 #pragma omp target teams distribute firstprivate (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
  98   for (i = 0; i < argc; ++i) foo();
  99
 100 #pragma omp target teams distribute firstprivate (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 101   for (i = 0; i < argc; ++i) foo();
 102
 103 #pragma omp target teams distribute firstprivate (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
 104   for (i = 0; i < argc; ++i) foo();
 105
 106 #pragma omp target teams distribute firstprivate (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 '('}}
 107   for (i = 0; i < argc; ++i) foo();
 108
 109 #pragma omp target teams distribute firstprivate (S1) // expected-error {{'S1' does not refer to a value}}
 110   for (i = 0; i < argc; ++i) foo();
 111
 112 #pragma omp target teams distribute firstprivate (a, b, c, d, f) // expected-error {{firstprivate variable with incomplete type 'S1'}} expected-error {{no matching constructor for initialization of 'S3'}}
 113   for (i = 0; i < argc; ++i) foo();
 114
 115 #pragma omp target teams distribute firstprivate (argv[1]) // expected-error {{expected variable name}}
 116   for (i = 0; i < argc; ++i) foo();
 117
 118 #pragma omp target teams distribute firstprivate(ba) allocate(omp_thread_mem_alloc: ba) // expected-warning {{allocator with the 'thread' trait access has unspecified behavior on 'target teams distribute' directive}}
 119   for (i = 0; i < argc; ++i) foo();
 120
 121 #pragma omp target
 122 #pragma omp teams distribute firstprivate(ca) // expected-error {{no matching constructor for initialization of 'S3'}} expected-warning {{type 'const S3[5]' is not trivially copyable and not guaranteed to be mapped correctly}}
 123   for (i = 0; i < argc; ++i) foo();
 124
 125 #pragma omp target teams distribute firstprivate(da, z)
 126   for (i = 0; i < argc; ++i) foo();
 127
 128 #pragma omp target teams distribute firstprivate(S2::S2s)
 129   for (i = 0; i < argc; ++i) foo();
 130
 131 #pragma omp target teams distribute firstprivate(S2::S2sc)
 132   for (i = 0; i < argc; ++i) foo();
 133
 134 #pragma omp target teams distribute firstprivate(h) // expected-error {{threadprivate or thread local variable cannot be firstprivate}}
 135   for (i = 0; i < argc; ++i) foo();
 136
 137 #pragma omp target teams distribute private(i), firstprivate(i) // expected-error {{private variable cannot be firstprivate}} expected-note{{defined as private}}
 138   for (i = 0; i < argc; ++i) foo();
 139
 140 #pragma omp target teams distribute firstprivate(i)
 141   for (j = 0; j < argc; ++j) foo();
 142
 143 #pragma omp target teams distribute firstprivate(i) // expected-note {{defined as firstprivate}}
 144   for (i = 0; i < argc; ++i) foo(); // expected-error {{loop iteration variable in the associated loop of 'omp target teams distribute' directive may not be firstprivate, predetermined as private}}
 145
 146 #pragma omp target teams distribute firstprivate(j)
 147   for (i = 0; i < argc; ++i) foo();
 148
 149 // expected-error@+1 {{lastprivate variable cannot be firstprivate}} expected-note@+1 {{defined as lastprivate}}
 150 #pragma omp target teams distribute lastprivate(argc), firstprivate(argc)
 151   for (i = 0; i < argc; ++i) foo();
 152
 153   return 0;
 154 }