clang/test/OpenMP/for_simd_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 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
  14 extern S1 a;
  15 class S2 {
  16   mutable int a;
  17
  18 public:
  19   S2() : a(0) {}
  20 };
  21 const S2 b;
  22 const S2 ba[5];
  23 class S3 {
  24   int a;
  25
  26 public:
  27   S3() : a(0) {}
  28 };
  29 const S3 ca[5];
  30 class S4 {
  31   int a;
  32   S4(); // expected-note {{implicitly declared private here}}
  33
  34 public:
  35   S4(int v) : a(v) {
  36 #pragma omp for simd private(a) private(this->a)
  37     for (int k = 0; k < v; ++k)
  38       ++this->a;
  39   }
  40 };
  41 class S5 {
  42   int a;
  43   S5() : a(0) {} // expected-note {{implicitly declared private here}}
  44
  45 public:
  46   S5(int v) : a(v) {}
  47   S5 &operator=(S5 &s) {
  48 #pragma omp for simd private(a) private(this->a) private(s.a) // expected-error {{expected variable name or data member of current class}}
  49     for (int k = 0; k < s.a; ++k)
  50       ++s.a;
  51     return *this;
  52   }
  53 };
  54
  55 template <typename T>
  56 class S6 {
  57 public:
  58   T a;
  59
  60   S6() : a(0) {}
  61   S6(T v) : a(v) {
  62 #pragma omp for simd private(a) private(this->a)
  63     for (int k = 0; k < v; ++k)
  64       ++this->a;
  65   }
  66   S6 &operator=(S6 &s) {
  67 #pragma omp for simd private(a) private(this->a) private(s.a) // expected-error {{expected variable name or data member of current class}}
  68     for (int k = 0; k < s.a; ++k)
  69       ++s.a;
  70     return *this;
  71   }
  72 };
  73
  74 template <typename T>
  75 class S7 : public T {
  76   T a;
  77   S7() : a(0) {}
  78
  79 public:
  80   S7(T v) : a(v) {
  81 #pragma omp for simd private(a) private(this->a) private(T::a)
  82     for (int k = 0; k < a.a; ++k)
  83       ++this->a.a;
  84   }
  85   S7 &operator=(S7 &s) {
  86 #pragma omp for simd private(a) private(this->a) private(s.a) private(s.T::a) // expected-error 2 {{expected variable name or data member of current class}}
  87     for (int k = 0; k < s.a.a; ++k)
  88       ++s.a.a;
  89     return *this;
  90   }
  91 };
  92
  93 S3 h;
  94 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
  95
  96 template <class I, class C>
  97 int foomain(I argc, C **argv) {
  98   I e(4);
  99   I g(5);
 100   int i;
 101   int &j = i;
 102 #pragma omp for simd private // expected-error {{expected '(' after 'private'}}
 103   for (int k = 0; k < argc; ++k)
 104     ++k;
 105 #pragma omp for simd private( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 106   for (int k = 0; k < argc; ++k)
 107     ++k;
 108 #pragma omp for simd private() // expected-error {{expected expression}}
 109   for (int k = 0; k < argc; ++k)
 110     ++k;
 111 #pragma omp for simd private(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
 112   for (int k = 0; k < argc; ++k)
 113     ++k;
 114 #pragma omp for simd private(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 115   for (int k = 0; k < argc; ++k)
 116     ++k;
 117 #pragma omp for simd private(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
 118   for (int k = 0; k < argc; ++k)
 119     ++k;
 120 #pragma omp for simd 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 '('}}
 121   for (int k = 0; k < argc; ++k)
 122     ++k;
 123 #pragma omp for simd private(S1) // expected-error {{'S1' does not refer to a value}}
 124   for (int k = 0; k < argc; ++k)
 125     ++k;
 126 #pragma omp for simd private(a, b) // expected-error {{private variable with incomplete type 'S1'}}
 127   for (int k = 0; k < argc; ++k)
 128     ++k;
 129 #pragma omp for simd private(argv[1]) // expected-error {{expected variable name}}
 130   for (int k = 0; k < argc; ++k)
 131     ++k;
 132 #pragma omp for simd private(e, g)
 133   for (int k = 0; k < argc; ++k)
 134     ++k;
 135 #pragma omp for simd private(h) // expected-error {{threadprivate or thread local variable cannot be private}}
 136   for (int k = 0; k < argc; ++k)
 137     ++k;
 138 #pragma omp for simd shared(i) // expected-error {{unexpected OpenMP clause 'shared' in directive '#pragma omp for simd'}}
 139   for (int k = 0; k < argc; ++k)
 140     ++k;
 141 #pragma omp parallel
 142   {
 143     int v = 0;
 144     int i;
 145 #pragma omp for simd private(i)
 146     for (int k = 0; k < argc; ++k) {
 147       i = k;
 148       v += i;
 149     }
 150   }
 151 #pragma omp parallel shared(i)
 152 #pragma omp parallel private(i)
 153 #pragma omp for simd private(j)
 154   for (int k = 0; k < argc; ++k)
 155     ++k;
 156 #pragma omp for simd private(i)
 157   for (int k = 0; k < argc; ++k)
 158     ++k;
 159   return 0;
 160 }
 161
 162 namespace A {
 163 double x;
 164 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
 165 }
 166 namespace B {
 167 using A::x;
 168 }
 169
 170 int main(int argc, char **argv) {
 171   S4 e(4);
 172   S5 g(5);
 173   S6<float> s6(0.0) , s6_0(1.0);
 174   S7<S6<float> > s7(0.0) , s7_0(1.0);
 175   int i;
 176   int &j = i;
 177 #pragma omp for simd private // expected-error {{expected '(' after 'private'}}
 178   for (int k = 0; k < argc; ++k)
 179     ++k;
 180 #pragma omp for simd private( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 181   for (int k = 0; k < argc; ++k)
 182     ++k;
 183 #pragma omp for simd private() // expected-error {{expected expression}}
 184   for (int k = 0; k < argc; ++k)
 185     ++k;
 186 #pragma omp for simd private(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
 187   for (int k = 0; k < argc; ++k)
 188     ++k;
 189 #pragma omp for simd private(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 190   for (int k = 0; k < argc; ++k)
 191     ++k;
 192 #pragma omp for simd private(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
 193   for (int k = 0; k < argc; ++k)
 194     ++k;
 195 #pragma omp for simd private(argc)
 196   for (int k = 0; k < argc; ++k)
 197     ++k;
 198 #pragma omp for simd private(S1) // expected-error {{'S1' does not refer to a value}}
 199   for (int k = 0; k < argc; ++k)
 200     ++k;
 201 #pragma omp for simd private(a, b) // expected-error {{private variable with incomplete type 'S1'}}
 202   for (int k = 0; k < argc; ++k)
 203     ++k;
 204 #pragma omp for simd private(argv[1]) // expected-error {{expected variable name}}
 205   for (int k = 0; k < argc; ++k)
 206     ++k;
 207 #pragma omp for simd private(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
 208   for (int k = 0; k < argc; ++k)
 209     ++k;
 210 #pragma omp for simd private(h, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be private}}
 211   for (int k = 0; k < argc; ++k)
 212     ++k;
 213 #pragma omp for simd shared(i) // expected-error {{unexpected OpenMP clause 'shared' in directive '#pragma omp for simd'}}
 214   for (int k = 0; k < argc; ++k)
 215     ++k;
 216 #pragma omp parallel
 217   {
 218     int i;
 219 #pragma omp for simd private(i)
 220     for (int k = 0; k < argc; ++k)
 221       ++k;
 222   }
 223 #pragma omp parallel shared(i)
 224 #pragma omp parallel private(i)
 225 #pragma omp for simd private(j)
 226   for (int k = 0; k < argc; ++k)
 227     ++k;
 228 #pragma omp for simd private(i)
 229   for (int k = 0; k < argc; ++k)
 230     ++k;
 231   static int m;
 232 #pragma omp for simd private(m)
 233   for (int k = 0; k < argc; ++k)
 234     m = k + 2;
 235
 236   s6 = s6_0; // expected-note {{in instantiation of member function 'S6<float>::operator=' requested here}}
 237   s7 = s7_0; // expected-note {{in instantiation of member function 'S7<S6<float>>::operator=' requested here}}
 238   return foomain(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<int, char>' requested here}}
 239 }
 240