clang/test/OpenMP/for_simd_lastprivate_messages.cpp

   1 // RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-version=45 -fopenmp %s -Wuninitialized
   2 // RUN: %clang_cc1 -verify=expected,omp50 -fopenmp %s -Wuninitialized
   3
   4 // RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-version=45 -fopenmp-simd %s -Wuninitialized
   5 // RUN: %clang_cc1 -verify=expected,omp50 -fopenmp-simd %s -Wuninitialized
   6
   7 extern int omp_default_mem_alloc;
   8 void foo() {
   9 }
  10
  11 bool foobool(int argc) {
  12   return argc;
  13 }
  14
  15 struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
  16 extern S1 a;
  17 class S2 {
  18   mutable int a;
  19
  20 public:
  21   S2() : a(0) {}
  22   S2(S2 &s2) : a(s2.a) {}
  23   S2 &operator =(const S2&);
  24   const S2 &operator =(const S2&) const;
  25   static float S2s; // expected-note {{static data member is predetermined as shared}}
  26   static const float S2sc; // expected-note {{'S2sc' declared here}}
  27 };
  28 const float S2::S2sc = 0;
  29 const S2 b;
  30 const S2 ba[5];
  31 class S3 {
  32   int a;
  33   S3 &operator=(const S3 &s3); // expected-note 2 {{implicitly declared private here}}
  34
  35 public:
  36   S3() : a(0) {}
  37   S3(S3 &s3) : a(s3.a) {}
  38 };
  39 const S3 c;         // expected-note {{'c' defined here}}
  40 const S3 ca[5];     // expected-note {{'ca' defined here}}
  41 extern const int f; // expected-note {{'f' declared here}}
  42 class S4 {
  43   int a;
  44   S4();             // expected-note 3 {{implicitly declared private here}}
  45   S4(const S4 &s4);
  46
  47 public:
  48   S4(int v) : a(v) {}
  49 };
  50 class S5 {
  51   int a;
  52   S5() : a(0) {} // expected-note {{implicitly declared private here}}
  53
  54 public:
  55   S5(const S5 &s5) : a(s5.a) {}
  56   S5(int v) : a(v) {}
  57 };
  58 class S6 {
  59   int a;
  60   S6() : a(0) {} // omp45-note 2 {{implicitly declared private here}}
  61
  62 public:
  63   S6(const S6 &s6) : a(s6.a) {}
  64   S6(int v) : a(v) {}
  65 };
  66
  67 S3 h;
  68 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
  69
  70 template <class I, class C>
  71 int foomain(int argc, char **argv) {
  72   I e(4);
  73   I g(5);
  74   int i, z;
  75   int &j = i;
  76   S6 s(0); // omp50-note {{'s' defined here}}
  77 #pragma omp parallel
  78 #pragma omp for simd lastprivate // expected-error {{expected '(' after 'lastprivate'}}
  79   for (int k = 0; k < argc; ++k)
  80     ++k;
  81 #pragma omp parallel
  82 #pragma omp for simd lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  83   for (int k = 0; k < argc; ++k)
  84     ++k;
  85 #pragma omp parallel
  86 #pragma omp for simd lastprivate() // expected-error {{expected expression}}
  87   for (int k = 0; k < argc; ++k)
  88     ++k;
  89 #pragma omp parallel
  90 #pragma omp for simd lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
  91   for (int k = 0; k < argc; ++k)
  92     ++k;
  93 #pragma omp parallel
  94 #pragma omp for simd lastprivate(argc, // 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 parallel
  98 #pragma omp for simd lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
  99   for (int k = 0; k < argc; ++k)
 100     ++k;
 101 #pragma omp parallel
 102 #pragma omp for simd lastprivate(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 '('}}
 103   for (int k = 0; k < argc; ++k)
 104     ++k;
 105 #pragma omp parallel
 106 #pragma omp for simd lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
 107   for (int k = 0; k < argc; ++k)
 108     ++k;
 109 #pragma omp parallel
 110 #pragma omp for simd lastprivate(conditional: argc,s) lastprivate(conditional: // omp45-error 2 {{use of undeclared identifier 'conditional'}} omp50-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} omp45-error 2 {{calling a private constructor of class 'S6'}} omp50-error {{expected list item of scalar type in 'lastprivate' clause with 'conditional' modifier}}
 111   for (int k = 0; k < argc; ++k)
 112     ++k;
 113 #pragma omp parallel
 114 #pragma omp for simd lastprivate(foo:argc) // omp50-error {{expected 'conditional' in OpenMP clause 'lastprivate'}} omp45-error {{expected ',' or ')' in 'lastprivate' clause}} omp45-error {{expected ')'}} omp45-error {{expected variable name}} omp45-note {{to match this '('}}
 115   for (int k = 0; k < argc; ++k)
 116     ++k;
 117 #pragma omp parallel
 118 #pragma omp for simd lastprivate(z, a, b) // expected-error {{lastprivate variable with incomplete type 'S1'}}
 119   for (int k = 0; k < argc; ++k)
 120     ++k;
 121 #pragma omp parallel
 122 #pragma omp for simd lastprivate(argv[1]) // expected-error {{expected variable name}}
 123   for (int k = 0; k < argc; ++k)
 124     ++k;
 125 #pragma omp parallel
 126 #pragma omp for simd lastprivate(e, g) // expected-error 2 {{calling a private constructor of class 'S4'}}
 127   for (int k = 0; k < argc; ++k)
 128     ++k;
 129 #pragma omp parallel
 130 #pragma omp for simd lastprivate(h) // expected-error {{threadprivate or thread local variable cannot be lastprivate}}
 131   for (int k = 0; k < argc; ++k)
 132     ++k;
 133 #pragma omp parallel
 134 #pragma omp for simd
 135   for (int k = 0; k < argc; ++k)
 136     ++k;
 137 #pragma omp parallel
 138   {
 139     int v = 0;
 140     int i;                     // expected-note {{variable with automatic storage duration is predetermined as private; perhaps you forget to enclose 'omp for simd' directive into a parallel or another task region?}}
 141 #pragma omp for simd lastprivate(i) // expected-error {{lastprivate variable must be shared}}
 142     for (int k = 0; k < argc; ++k) {
 143       i = k;
 144       v += i;
 145     }
 146   }
 147 #pragma omp parallel shared(i)
 148 #pragma omp parallel private(i)
 149 #pragma omp for simd lastprivate(j)
 150   for (int k = 0; k < argc; ++k)
 151     ++k;
 152 #pragma omp parallel
 153 #pragma omp for simd lastprivate(i)
 154   for (int k = 0; k < argc; ++k)
 155     ++k;
 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;       // expected-note {{'d' defined here}}
 169   const int da[5] = {0}; // expected-note {{'da' defined here}}
 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 parallel
 177 #pragma omp for simd lastprivate // expected-error {{expected '(' after 'lastprivate'}}
 178   for (i = 0; i < argc; ++i)
 179     foo();
 180 #pragma omp parallel
 181 #pragma omp for simd lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 182   for (i = 0; i < argc; ++i)
 183     foo();
 184 #pragma omp parallel
 185 #pragma omp for simd lastprivate() // expected-error {{expected expression}}
 186   for (i = 0; i < argc; ++i)
 187     foo();
 188 #pragma omp parallel
 189 #pragma omp for simd lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
 190   for (i = 0; i < argc; ++i)
 191     foo();
 192 #pragma omp parallel
 193 #pragma omp for simd lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 194   for (i = 0; i < argc; ++i)
 195     foo();
 196 #pragma omp parallel
 197 #pragma omp for simd lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
 198   for (i = 0; i < argc; ++i)
 199     foo();
 200 #pragma omp parallel
 201 #pragma omp for simd lastprivate(argc, z)
 202   for (i = 0; i < argc; ++i)
 203     foo();
 204 #pragma omp parallel
 205 #pragma omp for simd lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
 206   for (i = 0; i < argc; ++i)
 207     foo();
 208 #pragma omp parallel
 209 #pragma omp for simd lastprivate(a, b, c, d, f) // expected-error {{lastprivate variable with incomplete type 'S1'}} expected-error 1 {{const-qualified variable without mutable fields cannot be lastprivate}} expected-error 2 {{const-qualified variable cannot be lastprivate}}
 210   for (i = 0; i < argc; ++i)
 211     foo();
 212 #pragma omp parallel
 213 #pragma omp for simd lastprivate(argv[1]) // expected-error {{expected variable name}}
 214   for (i = 0; i < argc; ++i)
 215     foo();
 216 #pragma omp parallel
 217 #pragma omp for simd lastprivate(2 * 2) // expected-error {{expected variable name}}
 218   for (i = 0; i < argc; ++i)
 219     foo();
 220 #pragma omp parallel
 221 #pragma omp for simd lastprivate(ba)
 222   for (i = 0; i < argc; ++i)
 223     foo();
 224 #pragma omp parallel
 225 #pragma omp for simd lastprivate(ca) // expected-error {{const-qualified variable without mutable fields cannot be lastprivate}}
 226   for (i = 0; i < argc; ++i)
 227     foo();
 228 #pragma omp parallel
 229 #pragma omp for simd lastprivate(da) // expected-error {{const-qualified variable cannot be lastprivate}}
 230   for (i = 0; i < argc; ++i)
 231     foo();
 232   int xa;
 233 #pragma omp parallel
 234 #pragma omp for simd lastprivate(xa) // OK
 235   for (i = 0; i < argc; ++i)
 236     foo();
 237 #pragma omp parallel
 238 #pragma omp for simd lastprivate(S2::S2s) // expected-error {{shared variable cannot be lastprivate}}
 239   for (i = 0; i < argc; ++i)
 240     foo();
 241 #pragma omp parallel
 242 #pragma omp for simd lastprivate(S2::S2sc) // expected-error {{const-qualified variable cannot be lastprivate}}
 243   for (i = 0; i < argc; ++i)
 244     foo();
 245 #pragma omp parallel
 246 #pragma omp for simd
 247   for (i = 0; i < argc; ++i)
 248     foo();
 249 #pragma omp parallel
 250 #pragma omp for simd lastprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
 251   for (i = 0; i < argc; ++i)
 252     foo();
 253 #pragma omp parallel
 254 #pragma omp for simd lastprivate(m) // expected-error {{'operator=' is a private member of 'S3'}}
 255   for (i = 0; i < argc; ++i)
 256     foo();
 257 #pragma omp parallel
 258 #pragma omp for simd lastprivate(h, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be lastprivate}}
 259   for (i = 0; i < argc; ++i)
 260     foo();
 261 #pragma omp parallel
 262 #pragma omp for simd private(xa), lastprivate(xa) // expected-error {{private variable cannot be lastprivate}} expected-note {{defined as private}}
 263   for (i = 0; i < argc; ++i)
 264     foo();
 265 #pragma omp parallel
 266 #pragma omp for simd lastprivate(i) // omp45-note {{defined as lastprivate}}
 267   for (i = 0; i < argc; ++i) // omp45-error {{loop iteration variable in the associated loop of 'omp for simd' directive may not be lastprivate, predetermined as linear}}
 268     foo();
 269 #pragma omp parallel private(xa) // expected-note {{defined as private}}
 270 #pragma omp for simd lastprivate(xa)  // expected-error {{lastprivate variable must be shared}}
 271   for (i = 0; i < argc; ++i)
 272     foo();
 273 #pragma omp parallel reduction(+ : xa) // expected-note {{defined as reduction}}
 274 #pragma omp for simd lastprivate(xa)        // expected-error {{lastprivate variable must be shared}}
 275   for (i = 0; i < argc; ++i)
 276     foo();
 277 #pragma omp parallel
 278 #pragma omp for simd lastprivate(j)
 279   for (i = 0; i < argc; ++i)
 280     foo();
 281 #pragma omp parallel
 282 #pragma omp for simd firstprivate(m) lastprivate(m) // expected-error {{'operator=' is a private member of 'S3'}}
 283   for (i = 0; i < argc; ++i)
 284     foo();
 285 #pragma omp parallel
 286 #pragma omp for simd lastprivate(n) firstprivate(n) // OK
 287   for (i = 0; i < argc; ++i)
 288     foo();
 289   static int si;
 290 #pragma omp for simd lastprivate(si) // OK
 291   for (i = 0; i < argc; ++i)
 292     si = i + 1;
 293   return foomain<S4, S5>(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<S4, S5>' requested here}}
 294 }