clang/test/OpenMP/target_parallel_for_simd_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
   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 void xxx(int argc) {
  26   int fp; // expected-note {{initialize the variable 'fp' to silence this warning}}
  27 #pragma omp target parallel for simd firstprivate(fp) // expected-warning {{variable 'fp' is uninitialized when used here}}
  28   for (int i = 0; i < 10; ++i)
  29     ;
  30 }
  31
  32 struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
  33 extern S1 a;
  34 class S2 {
  35   mutable int a;
  36
  37 public:
  38   S2() : a(0) {}
  39   S2(const S2 &s2) : a(s2.a) {}
  40   static float S2s;
  41   static const float S2sc;
  42 };
  43 const float S2::S2sc = 0;
  44 const S2 b;
  45 const S2 ba[5];
  46 class S3 {
  47   int a;
  48   S3 &operator=(const S3 &s3);
  49
  50 public:
  51   S3() : a(0) {}
  52   S3(const S3 &s3) : a(s3.a) {}
  53 };
  54 const S3 c;
  55 const S3 ca[5];
  56 extern const int f;
  57 class S4 {
  58   int a;
  59   S4();
  60   S4(const S4 &s4); // expected-note 2 {{implicitly declared private here}}
  61
  62 public:
  63   S4(int v) : a(v) {}
  64 };
  65 class S5 {
  66   int a;
  67   S5(const S5 &s5) : a(s5.a) {} // expected-note 4 {{implicitly declared private here}}
  68
  69 public:
  70   S5() : a(0) {}
  71   S5(int v) : a(v) {}
  72 };
  73 class S6 {
  74   int a;
  75   S6() : a(0) {}
  76
  77 public:
  78   S6(const S6 &s6) : a(s6.a) {}
  79   S6(int v) : a(v) {}
  80 };
  81
  82 S3 h;
  83 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
  84
  85 template <class I, class C>
  86 int foomain(int argc, char **argv) {
  87   I e(4);
  88   C g(5);
  89   int i,z;
  90   int &j = i;
  91 #pragma omp target parallel for simd firstprivate // expected-error {{expected '(' after 'firstprivate'}}
  92   for (int k = 0; k < argc; ++k)
  93     ++k;
  94 #pragma omp target parallel for simd firstprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  95   for (int k = 0; k < argc; ++k)
  96     ++k;
  97 #pragma omp target parallel for simd firstprivate() // expected-error {{expected expression}}
  98   for (int k = 0; k < argc; ++k)
  99     ++k;
 100 #pragma omp target parallel for simd firstprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
 101   for (int k = 0; k < argc; ++k)
 102     ++k;
 103 #pragma omp target parallel for simd firstprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 104   for (int k = 0; k < argc; ++k)
 105     ++k;
 106 #pragma omp target parallel for simd firstprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
 107   for (int k = 0; k < argc; ++k)
 108     ++k;
 109 #pragma omp target parallel for simd firstprivate(argc) allocate(omp_thread_mem_alloc: argc) // expected-warning {{allocator with the 'thread' trait access has unspecified behavior on 'target parallel for simd' directive}}
 110   for (int k = 0; k < argc; ++k)
 111     ++k;
 112 #pragma omp target parallel for simd firstprivate(S1) // expected-error {{'S1' does not refer to a value}}
 113   for (int k = 0; k < argc; ++k)
 114     ++k;
 115 #pragma omp target parallel for simd firstprivate(z, a, b) // expected-error {{firstprivate variable with incomplete type 'S1'}}
 116   for (int k = 0; k < argc; ++k)
 117     ++k;
 118 #pragma omp target parallel for simd firstprivate(argv[1]) // expected-error {{expected variable name}}
 119   for (int k = 0; k < argc; ++k)
 120     ++k;
 121 #pragma omp target parallel for simd firstprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
 122   for (int k = 0; k < argc; ++k)
 123     ++k;
 124 #pragma omp target parallel for simd firstprivate(h) // expected-error {{threadprivate or thread local variable cannot be firstprivate}}
 125   for (int k = 0; k < argc; ++k)
 126     ++k;
 127 #pragma omp parallel
 128   {
 129     int v = 0;
 130     int i;
 131 #pragma omp target parallel for simd firstprivate(i)
 132     for (int k = 0; k < argc; ++k) {
 133       i = k;
 134       v += i;
 135     }
 136   }
 137 #pragma omp parallel shared(i)
 138 #pragma omp parallel private(i)
 139 #pragma omp target parallel for simd firstprivate(j)
 140   for (int k = 0; k < argc; ++k)
 141     ++k;
 142 #pragma omp target parallel for simd firstprivate(i)
 143   for (int k = 0; k < argc; ++k)
 144     ++k;
 145 #pragma omp target parallel for simd lastprivate(g) firstprivate(g) // expected-error {{calling a private constructor of class 'S5'}}
 146   for (i = 0; i < argc; ++i)
 147     foo();
 148 #pragma omp parallel private(i)
 149 #pragma omp target parallel for simd firstprivate(i) // expected-note 2 {{defined as firstprivate}}
 150   for (i = 0; i < argc; ++i) // expected-error 2 {{loop iteration variable in the associated loop of 'omp target parallel for simd' directive may not be firstprivate, predetermined as linear}}
 151     foo();
 152 #pragma omp parallel reduction(+ : i)
 153 #pragma omp target parallel for simd firstprivate(i) // expected-note 2 {{defined as firstprivate}}
 154   for (i = 0; i < argc; ++i) // expected-error 2 {{loop iteration variable in the associated loop of 'omp target parallel for simd' directive may not be firstprivate, predetermined as linear}}
 155     foo();
 156   return 0;
 157 }
 158
 159 namespace A {
 160 double x;
 161 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
 162 }
 163 namespace B {
 164 using A::x;
 165 }
 166
 167 int main(int argc, char **argv) {
 168   const int d = 5;
 169   const int da[5] = {0};
 170   S4 e(4);
 171   S5 g(5);
 172   S3 m;
 173   S6 n(2);
 174   int i, z;
 175   int &j = i;
 176 #pragma omp target parallel for simd firstprivate // expected-error {{expected '(' after 'firstprivate'}}
 177   for (i = 0; i < argc; ++i)
 178     foo();
 179 #pragma omp target parallel for simd firstprivate( // 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 simd firstprivate() // expected-error {{expected expression}}
 183   for (i = 0; i < argc; ++i)
 184     foo();
 185 #pragma omp target parallel for simd firstprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
 186   for (i = 0; i < argc; ++i)
 187     foo();
 188 #pragma omp target parallel for simd firstprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 189   for (i = 0; i < argc; ++i)
 190     foo();
 191 #pragma omp target parallel for simd firstprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
 192   for (i = 0; i < argc; ++i)
 193     foo();
 194 #pragma omp target parallel for 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 '('}}
 195   for (i = 0; i < argc; ++i)
 196     foo();
 197 #pragma omp target parallel for simd firstprivate(S1) // expected-error {{'S1' does not refer to a value}}
 198   for (i = 0; i < argc; ++i)
 199     foo();
 200 #pragma omp target parallel for simd firstprivate(z, a, b, c, d, f) // expected-error {{firstprivate variable with incomplete type 'S1'}}
 201   for (i = 0; i < argc; ++i)
 202     foo();
 203 #pragma omp target parallel for simd firstprivate(argv[1]) // expected-error {{expected variable name}}
 204   for (i = 0; i < argc; ++i)
 205     foo();
 206 #pragma omp target parallel for simd firstprivate(2 * 2) // expected-error {{expected variable name}}
 207   for (i = 0; i < argc; ++i)
 208     foo();
 209 #pragma omp target parallel for simd firstprivate(ba) // OK
 210   for (i = 0; i < argc; ++i)
 211     foo();
 212 #pragma omp target parallel for simd firstprivate(ca) // OK
 213   for (i = 0; i < argc; ++i)
 214     foo();
 215 #pragma omp target parallel for simd firstprivate(da) // OK
 216   for (i = 0; i < argc; ++i)
 217     foo();
 218   int xa;
 219 #pragma omp target parallel for simd firstprivate(xa) // OK
 220   for (i = 0; i < argc; ++i)
 221     foo();
 222 #pragma omp target parallel for simd firstprivate(S2::S2s) // OK
 223   for (i = 0; i < argc; ++i)
 224     foo();
 225 #pragma omp target parallel for simd firstprivate(S2::S2sc) // OK
 226   for (i = 0; i < argc; ++i)
 227     foo();
 228 #pragma omp target parallel for simd safelen(5) // OK
 229   for (i = 0; i < argc; ++i)
 230     foo();
 231 #pragma omp target parallel for simd firstprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
 232   for (i = 0; i < argc; ++i)
 233     foo();
 234 #pragma omp target parallel for simd firstprivate(m) // OK
 235   for (i = 0; i < argc; ++i)
 236     foo();
 237 #pragma omp target parallel for simd firstprivate(h, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be firstprivate}}
 238   for (i = 0; i < argc; ++i)
 239     foo();
 240 #pragma omp target parallel for simd private(xa), firstprivate(xa) // expected-error {{private variable cannot be firstprivate}} expected-note {{defined as private}}
 241   for (i = 0; i < argc; ++i)
 242     foo();
 243 #pragma omp target parallel for simd firstprivate(i) // expected-note {{defined as firstprivate}}
 244   for (i = 0; i < argc; ++i)    // expected-error {{loop iteration variable in the associated loop of 'omp target parallel for simd' directive may not be firstprivate, predetermined as linear}}
 245     foo();
 246 #pragma omp parallel shared(xa)
 247 #pragma omp target parallel for simd firstprivate(xa) // OK: may be firstprivate
 248   for (i = 0; i < argc; ++i)
 249     foo();
 250 #pragma omp target parallel for simd firstprivate(j)
 251   for (i = 0; i < argc; ++i)
 252     foo();
 253 #pragma omp target parallel for simd lastprivate(g) firstprivate(g) // expected-error {{calling a private constructor of class 'S5'}}
 254   for (i = 0; i < argc; ++i)
 255     foo();
 256 #pragma omp target parallel for simd lastprivate(n) firstprivate(n) // OK
 257   for (i = 0; i < argc; ++i)
 258     foo();
 259 #pragma omp parallel
 260   {
 261     int v = 0;
 262     int i;
 263 #pragma omp target parallel for simd firstprivate(i)
 264     for (int k = 0; k < argc; ++k) {
 265       i = k;
 266       v += i;
 267     }
 268   }
 269 #pragma omp parallel private(i)
 270 #pragma omp target parallel for simd firstprivate(i) // expected-note {{defined as firstprivate}}
 271   for (i = 0; i < argc; ++i) // expected-error {{loop iteration variable in the associated loop of 'omp target parallel for simd' directive may not be firstprivate, predetermined as linear}}
 272     foo();
 273 #pragma omp parallel reduction(+ : i)
 274 #pragma omp target parallel for simd firstprivate(i) // expected-note {{defined as firstprivate}}
 275   for (i = 0; i < argc; ++i) // expected-error {{loop iteration variable in the associated loop of 'omp target parallel for simd' directive may not be firstprivate, predetermined as linear}}
 276     foo();
 277   static int si;
 278 #pragma omp target parallel for simd firstprivate(si) // OK
 279   for (i = 0; i < argc; ++i)
 280     si = i + 1;
 281
 282   return foomain<S4, S5>(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<S4, S5>' requested here}}
 283 }