clang/test/OpenMP/simd_lastprivate_messages.cpp

   1 // RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-version=45 -fopenmp %s -Wuninitialized
   2 // RUN: %clang_cc1 -verify=expected,omp51 -fopenmp %s -Wuninitialized
   3
   4 // RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-version=45 -fopenmp-simd %s -Wuninitialized
   5 // RUN: %clang_cc1 -verify=expected,omp51 -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   const S2 &operator=(const S2 &) const;
  24   static float S2s; // expected-note {{static data member is predetermined as shared}}
  25   static const float S2sc; // expected-note {{'S2sc' declared here}}
  26 };
  27 const float S2::S2sc = 0;
  28 const S2 b;
  29 const S2 ba[5];
  30 class S3 {
  31   int a;
  32   S3 &operator=(const S3 &s3); // expected-note {{implicitly declared private here}}
  33
  34 public:
  35   S3() : a(0) {}
  36   S3(S3 &s3) : a(s3.a) {}
  37 };
  38 const S3 c;         // expected-note {{'c' defined here}}
  39 const S3 ca[5];     // expected-note {{'ca' defined here}}
  40 extern const int f; // expected-note {{'f' declared here}}
  41 class S4 {
  42   int a;
  43   S4();          // expected-note {{implicitly declared private here}}
  44   S4(const S4 &s4);
  45
  46 public:
  47   S4(int v) : a(v) {}
  48 };
  49 class S5 {
  50   int a;
  51   S5() : a(0) {} // expected-note {{implicitly declared private here}}
  52
  53 public:
  54   S5(const S5 &s5) : a(s5.a) {}
  55   S5(int v) : a(v) {}
  56 };
  57
  58 S3 h;
  59 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
  60
  61 namespace A {
  62 double x;
  63 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
  64 }
  65 namespace B {
  66 using A::x;
  67 }
  68
  69 template <class I, class C>
  70 int foomain(I argc, C **argv) {
  71   I e(4);
  72   I g(5);
  73   int i;
  74   int &j = i;
  75 #pragma omp simd lastprivate // expected-error {{expected '(' after 'lastprivate'}}
  76   for (int k = 0; k < argc; ++k)
  77     ++k;
  78 #pragma omp simd lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  79   for (int k = 0; k < argc; ++k)
  80     ++k;
  81 #pragma omp simd lastprivate() // expected-error {{expected expression}}
  82   for (int k = 0; k < argc; ++k)
  83     ++k;
  84 #pragma omp simd lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
  85   for (int k = 0; k < argc; ++k)
  86     ++k;
  87 #pragma omp simd lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  88   for (int k = 0; k < argc; ++k)
  89     ++k;
  90 #pragma omp simd lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
  91   for (int k = 0; k < argc; ++k)
  92     ++k;
  93 #pragma omp 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 '('}}
  94   for (int k = 0; k < argc; ++k)
  95     ++k;
  96 #pragma omp simd lastprivate(conditional: argc,g) lastprivate(conditional: // omp51-error {{expected expression}} omp45-error 2 {{use of undeclared identifier 'conditional'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  97   for (int k = 0; k < argc; ++k)
  98     ++k;
  99 #pragma omp simd lastprivate(foo:argc) // omp51-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 '('}}
 100   for (int k = 0; k < argc; ++k)
 101     ++k;
 102 #pragma omp simd lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
 103   for (int k = 0; k < argc; ++k)
 104     ++k;
 105 #pragma omp simd lastprivate(a, b) // expected-error {{lastprivate variable with incomplete type 'S1'}}
 106   for (int k = 0; k < argc; ++k)
 107     ++k;
 108 #pragma omp simd lastprivate(argv[1]) // expected-error {{expected variable name}}
 109   for (int k = 0; k < argc; ++k)
 110     ++k;
 111 #pragma omp simd lastprivate(e, g)
 112   for (int k = 0; k < argc; ++k)
 113     ++k;
 114 #pragma omp simd lastprivate(h, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be lastprivate}}
 115   for (int k = 0; k < argc; ++k)
 116     ++k;
 117 #pragma omp simd firstprivate(i) // expected-error {{unexpected OpenMP clause 'firstprivate' in directive '#pragma omp simd'}}
 118   for (int k = 0; k < argc; ++k)
 119     ++k;
 120 #pragma omp parallel
 121   {
 122     int v = 0;
 123     int i;
 124 #pragma omp simd lastprivate(i)
 125     for (int k = 0; k < argc; ++k) {
 126       i = k;
 127       v += i;
 128     }
 129   }
 130 #pragma omp parallel shared(i)
 131 #pragma omp parallel private(i)
 132 #pragma omp simd lastprivate(j)
 133   for (int k = 0; k < argc; ++k)
 134     ++k;
 135 #pragma omp simd lastprivate(i)
 136   for (int k = 0; k < argc; ++k)
 137     ++k;
 138   return 0;
 139 }
 140
 141 int main(int argc, char **argv) {
 142   const int d = 5;       // expected-note {{'d' defined here}}
 143   const int da[5] = {0}; // expected-note {{'da' defined here}}
 144   S4 e(4);
 145   S5 g(5);
 146   S3 m;
 147   int i;
 148   int &j = i;
 149 #pragma omp simd lastprivate // expected-error {{expected '(' after 'lastprivate'}}
 150   for (i = 0; i < argc; ++i)
 151     foo();
 152 #pragma omp simd lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 153   for (i = 0; i < argc; ++i)
 154     foo();
 155 #pragma omp simd lastprivate() // expected-error {{expected expression}}
 156   for (i = 0; i < argc; ++i)
 157     foo();
 158 #pragma omp simd lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
 159   for (i = 0; i < argc; ++i)
 160     foo();
 161 #pragma omp simd lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 162   for (i = 0; i < argc; ++i)
 163     foo();
 164 #pragma omp simd lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
 165   for (i = 0; i < argc; ++i)
 166     foo();
 167 #pragma omp simd lastprivate(argc)
 168   for (i = 0; i < argc; ++i)
 169     foo();
 170 #pragma omp simd lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
 171   for (i = 0; i < argc; ++i)
 172     foo();
 173 #pragma omp 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}}
 174   for (i = 0; i < argc; ++i)
 175     foo();
 176 #pragma omp simd lastprivate(argv[1]) // expected-error {{expected variable name}}
 177   for (i = 0; i < argc; ++i)
 178     foo();
 179 #pragma omp simd lastprivate(2 * 2) // expected-error {{expected variable name}}
 180   for (i = 0; i < argc; ++i)
 181     foo();
 182 #pragma omp simd lastprivate(ba)
 183   for (i = 0; i < argc; ++i)
 184     foo();
 185 #pragma omp simd lastprivate(ca) // expected-error {{const-qualified variable without mutable fields cannot be lastprivate}}
 186   for (i = 0; i < argc; ++i)
 187     foo();
 188 #pragma omp simd lastprivate(da) // expected-error {{const-qualified variable cannot be lastprivate}}
 189   for (i = 0; i < argc; ++i)
 190     foo();
 191   int xa;
 192 #pragma omp simd lastprivate(xa) // OK
 193   for (i = 0; i < argc; ++i)
 194     foo();
 195 #pragma omp simd lastprivate(S2::S2s) // expected-error {{shared variable cannot be lastprivate}}
 196   for (i = 0; i < argc; ++i)
 197     foo();
 198 #pragma omp simd lastprivate(S2::S2sc) // expected-error {{const-qualified variable cannot be lastprivate}}
 199   for (i = 0; i < argc; ++i)
 200     foo();
 201 #pragma omp simd firstprivate(g) // expected-error {{unexpected OpenMP clause 'firstprivate' in directive '#pragma omp simd'}}
 202   for (i = 0; i < argc; ++i)
 203     foo();
 204 #pragma omp simd lastprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
 205   for (i = 0; i < argc; ++i)
 206     foo();
 207 #pragma omp simd lastprivate(m) // expected-error {{'operator=' is a private member of 'S3'}}
 208   for (i = 0; i < argc; ++i)
 209     foo();
 210 #pragma omp simd lastprivate(h) // expected-error {{threadprivate or thread local variable cannot be lastprivate}}
 211   for (i = 0; i < argc; ++i)
 212     foo();
 213 #pragma omp simd private(xa), lastprivate(xa) // expected-error {{private variable cannot be lastprivate}} expected-note {{defined as private}}
 214   for (i = 0; i < argc; ++i)
 215     foo();
 216 #pragma omp simd lastprivate(i) // omp45-note {{defined as lastprivate}}
 217   for (i = 0; i < argc; ++i) // omp45-error {{loop iteration variable in the associated loop of 'omp simd' directive may not be lastprivate, predetermined as linear}}
 218     foo();
 219 #pragma omp parallel private(xa)
 220 #pragma omp simd lastprivate(xa) // OK: may be lastprivate
 221   for (i = 0; i < argc; ++i)
 222     foo();
 223 #pragma omp parallel
 224 #pragma omp simd lastprivate(j)
 225   for (i = 0; i < argc; ++i)
 226     foo();
 227   static int t;
 228 #pragma omp simd lastprivate(t) // OK
 229   for (i = 0; i < argc; ++i)
 230     foo();
 231   return foomain(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<int, char>' requested here}}
 232 }