clang/test/OpenMP/target_teams_distribute_simd_firstprivate_messages.cpp

   1 // RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized
   2 // RUN: %clang_cc1 -verify=expected,le45 -fopenmp-version=40 -fopenmp %s -Wuninitialized
   3 // RUN: %clang_cc1 -verify=expected,le45 -fopenmp-version=45 -fopenmp %s -Wuninitialized
   4
   5 // RUN: %clang_cc1 -verify -fopenmp-simd %s -Wuninitialized
   6
   7 #pragma omp requires dynamic_allocators
   8 typedef void **omp_allocator_handle_t;
   9 extern const omp_allocator_handle_t omp_null_allocator;
  10 extern const omp_allocator_handle_t omp_default_mem_alloc;
  11 extern const omp_allocator_handle_t omp_large_cap_mem_alloc;
  12 extern const omp_allocator_handle_t omp_const_mem_alloc;
  13 extern const omp_allocator_handle_t omp_high_bw_mem_alloc;
  14 extern const omp_allocator_handle_t omp_low_lat_mem_alloc;
  15 extern const omp_allocator_handle_t omp_cgroup_mem_alloc;
  16 extern const omp_allocator_handle_t omp_pteam_mem_alloc;
  17 extern const omp_allocator_handle_t omp_thread_mem_alloc;
  18
  19 void foo() {
  20 }
  21
  22 bool foobool(int argc) {
  23   return argc;
  24 }
  25
  26 void xxx(int argc) {
  27   int fp; // expected-note {{initialize the variable 'fp' to silence this warning}}
  28 #pragma omp target teams distribute simd firstprivate(fp) // expected-warning {{variable 'fp' is uninitialized when used here}}
  29   for (int i = 0; i < 10; ++i)
  30     ;
  31 }
  32
  33 struct S1; // expected-note {{declared here}} expected-note{{forward declaration of 'S1'}}
  34 extern S1 a;
  35 class S2 {
  36   mutable int a;
  37
  38 public:
  39   S2() : a(0) {}
  40   S2(const S2 &s2) : a(s2.a) {}
  41   static float S2s;
  42   static const float S2sc;
  43 };
  44 const float S2::S2sc = 0;
  45 const S2 b;
  46 const S2 ba[5];
  47 class S3 {
  48   int a;
  49   S3 &operator=(const S3 &s3);
  50
  51 public:
  52   S3() : a(0) {} // expected-note {{candidate constructor not viable: requires 0 arguments, but 1 was provided}} expected-note {{candidate constructor not viable: requires 0 arguments, but 1 was provided}}
  53   S3(S3 &s3) : a(s3.a) {} // expected-note {{candidate constructor not viable: 1st argument ('const S3') would lose const qualifier}} expected-note {{candidate constructor not viable: 1st argument ('const S3') would lose const qualifier}}
  54 };
  55 const S3 c;
  56 const S3 ca[5];
  57 extern const int f;
  58 class S4 {
  59   int a;
  60   S4();
  61   S4(const S4 &s4);
  62 public:
  63   S4(int v):a(v) { }
  64 };
  65 class S5 {
  66   int a;
  67   S5():a(0) {}
  68   S5(const S5 &s5):a(s5.a) { }
  69 public:
  70   S5(int v):a(v) { }
  71 };
  72 class S6 {
  73   int a;
  74 public:
  75   S6() : a(0) { }
  76 };
  77
  78 S3 h;
  79 #pragma omp threadprivate(h) // expected-note {{defined as threadprivate or thread local}}
  80
  81 int main(int argc, char **argv) {
  82   const int d = 5;
  83   const int da[5] = { 0 };
  84   S4 e(4);
  85   S5 g(5);
  86   S6 p;
  87   int i, z;
  88   int &j = i;
  89
  90 #pragma omp target teams distribute simd firstprivate // expected-error {{expected '(' after 'firstprivate'}}
  91   for (i = 0; i < argc; ++i) foo();
  92
  93 #pragma omp target teams distribute simd firstprivate ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  94   for (i = 0; i < argc; ++i) foo();
  95
  96 #pragma omp target teams distribute simd firstprivate () // expected-error {{expected expression}}
  97   for (i = 0; i < argc; ++i) foo();
  98
  99 #pragma omp target teams distribute simd firstprivate (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
 100   for (i = 0; i < argc; ++i) foo();
 101
 102 #pragma omp target teams distribute simd firstprivate (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 103   for (i = 0; i < argc; ++i) foo();
 104
 105 #pragma omp target teams distribute simd firstprivate (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
 106   for (i = 0; i < argc; ++i) foo();
 107
 108 #pragma omp target teams distribute simd 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 '('}}
 109   for (i = 0; i < argc; ++i) foo();
 110
 111 #pragma omp target teams distribute simd firstprivate (S1) // expected-error {{'S1' does not refer to a value}}
 112   for (i = 0; i < argc; ++i) foo();
 113
 114 #pragma omp target teams distribute simd firstprivate (a, b, c, d, f) // expected-error {{firstprivate variable with incomplete type 'S1'}} expected-error {{no matching constructor for initialization of 'S3'}}
 115   for (i = 0; i < argc; ++i) foo();
 116
 117 #pragma omp target teams distribute simd firstprivate (argv[1]) // expected-error {{expected variable name}}
 118   for (i = 0; i < argc; ++i) foo();
 119
 120 #pragma omp target teams distribute simd firstprivate(ba) allocate(omp_thread_mem_alloc: ba) // expected-warning {{allocator with the 'thread' trait access has unspecified behavior on 'target teams distribute simd' directive}}
 121   for (i = 0; i < argc; ++i) foo();
 122
 123 #pragma omp target teams distribute simd firstprivate(ca) // expected-error {{no matching constructor for initialization of 'S3'}}
 124   for (i = 0; i < argc; ++i) foo();
 125
 126 #pragma omp target teams distribute simd firstprivate(da, z)
 127   for (i = 0; i < argc; ++i) foo();
 128
 129 #pragma omp target teams distribute simd firstprivate(S2::S2s)
 130   for (i = 0; i < argc; ++i) foo();
 131
 132 #pragma omp target teams distribute simd firstprivate(S2::S2sc)
 133   for (i = 0; i < argc; ++i) foo();
 134
 135 #pragma omp target teams distribute simd firstprivate(h) // expected-error {{threadprivate or thread local variable cannot be firstprivate}}
 136   for (i = 0; i < argc; ++i) foo();
 137
 138 #pragma omp target teams distribute simd private(i), firstprivate(i) // expected-error {{private variable cannot be firstprivate}} expected-note {{defined as private}}
 139   // le45-note@-1 {{defined as private}}
 140   // FIXME: Error is dropped for OpenMP 5.0.  Probably shouldn't be.
 141   for (i = 0; i < argc; ++i) foo(); // le45-error {{loop iteration variable in the associated loop of 'omp target teams distribute simd' directive may not be private, predetermined as linear}}
 142
 143 #pragma omp target teams distribute simd firstprivate(i)
 144   for (j = 0; j < argc; ++j) foo();
 145
 146 #pragma omp target teams distribute simd firstprivate(i) // expected-note {{defined as firstprivate}}
 147   for (i = 0; i < argc; ++i) foo(); // expected-error {{loop iteration variable in the associated loop of 'omp target teams distribute simd' directive may not be firstprivate, predetermined as linear}}
 148
 149 #pragma omp target teams distribute simd firstprivate(j)
 150   for (i = 0; i < argc; ++i) foo();
 151
 152 // expected-error@+1 {{lastprivate variable cannot be firstprivate}} expected-note@+1 {{defined as lastprivate}}
 153 #pragma omp target teams distribute simd lastprivate(argc), firstprivate(argc)
 154   for (i = 0; i < argc; ++i) foo();
 155
 156 #pragma omp target teams distribute simd firstprivate(argc) map(argc) // le45-error {{firstprivate variable cannot be in a map clause in '#pragma omp target teams distribute simd' directive}} le45-note {{defined as firstprivate}}
 157   for (i = 0; i < argc; ++i) foo();
 158
 159   return 0;
 160 }