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      1 // RUN: %clang_cc1 -verify -fopenmp=libiomp5 %s
      2 
      3 void foo() {
      4 }
      5 
      6 bool foobool(int argc) {
      7   return argc;
      8 }
      9 
     10 struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
     11 extern S1 a;
     12 class S2 {
     13   mutable int a;
     14 
     15 public:
     16   S2() : a(0) {}
     17   S2(S2 &s2) : a(s2.a) {}
     18   static float S2s; // expected-note {{static data member is predetermined as shared}}
     19   static const float S2sc;
     20 };
     21 const float S2::S2sc = 0; // expected-note {{static data member is predetermined as shared}}
     22 const S2 b;
     23 const S2 ba[5];
     24 class S3 { // expected-note 2 {{'S3' declared here}}
     25   int a;
     26   S3 &operator=(const S3 &s3);
     27 
     28 public:
     29   S3() : a(0) {}
     30   S3(S3 &s3) : a(s3.a) {}
     31 };
     32 const S3 c;         // expected-note {{global variable is predetermined as shared}}
     33 const S3 ca[5];     // expected-note {{global variable is predetermined as shared}}
     34 extern const int f; // expected-note {{global variable is predetermined as shared}}
     35 class S4 {          // expected-note 3 {{'S4' declared here}}
     36   int a;
     37   S4();
     38   S4(const S4 &s4);
     39 
     40 public:
     41   S4(int v) : a(v) {}
     42 };
     43 class S5 { // expected-note {{'S5' declared here}}
     44   int a;
     45   S5() : a(0) {}
     46 
     47 public:
     48   S5(const S5 &s5) : a(s5.a) {}
     49   S5(int v) : a(v) {}
     50 };
     51 class S6 {
     52   int a;
     53   S6() : a(0) {}
     54 
     55 public:
     56   S6(const S6 &s6) : a(s6.a) {}
     57   S6(int v) : a(v) {}
     58 };
     59 
     60 S3 h;
     61 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
     62 
     63 template <class I, class C>
     64 int foomain(int argc, char **argv) {
     65   I e(4); // expected-note {{'e' defined here}}
     66   I g(5); // expected-note {{'g' defined here}}
     67   int i;
     68   int &j = i;                        // expected-note {{'j' defined here}}
     69 #pragma omp parallel for lastprivate // expected-error {{expected '(' after 'lastprivate'}}
     70   for (int k = 0; k < argc; ++k)
     71     ++k;
     72 #pragma omp parallel for lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
     73   for (int k = 0; k < argc; ++k)
     74     ++k;
     75 #pragma omp parallel for lastprivate() // expected-error {{expected expression}}
     76   for (int k = 0; k < argc; ++k)
     77     ++k;
     78 #pragma omp parallel for lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
     79   for (int k = 0; k < argc; ++k)
     80     ++k;
     81 #pragma omp parallel for lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
     82   for (int k = 0; k < argc; ++k)
     83     ++k;
     84 #pragma omp parallel for lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
     85   for (int k = 0; k < argc; ++k)
     86     ++k;
     87 #pragma omp parallel for lastprivate(argc)
     88   for (int k = 0; k < argc; ++k)
     89     ++k;
     90 #pragma omp parallel for lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
     91   for (int k = 0; k < argc; ++k)
     92     ++k;
     93 #pragma omp parallel for lastprivate(a, b) // expected-error {{lastprivate variable with incomplete type 'S1'}}
     94   for (int k = 0; k < argc; ++k)
     95     ++k;
     96 #pragma omp parallel for lastprivate(argv[1]) // expected-error {{expected variable name}}
     97   for (int k = 0; k < argc; ++k)
     98     ++k;
     99 #pragma omp parallel for lastprivate(e, g) // expected-error 2 {{lastprivate variable must have an accessible, unambiguous default constructor}}
    100   for (int k = 0; k < argc; ++k)
    101     ++k;
    102 #pragma omp parallel for lastprivate(h) // expected-error {{threadprivate or thread local variable cannot be lastprivate}}
    103   for (int k = 0; k < argc; ++k)
    104     ++k;
    105 #pragma omp parallel for linear(i) // expected-error {{unexpected OpenMP clause 'linear' in directive '#pragma omp parallel for'}}
    106   for (int k = 0; k < argc; ++k)
    107     ++k;
    108 #pragma omp parallel
    109   {
    110     int v = 0;
    111     int i;
    112 #pragma omp parallel for lastprivate(i)
    113     for (int k = 0; k < argc; ++k) {
    114       i = k;
    115       v += i;
    116     }
    117   }
    118 #pragma omp parallel shared(i)
    119 #pragma omp parallel private(i)
    120 #pragma omp parallel for lastprivate(j) // expected-error {{arguments of OpenMP clause 'lastprivate' cannot be of reference type}}
    121   for (int k = 0; k < argc; ++k)
    122     ++k;
    123 #pragma omp parallel for lastprivate(i)
    124   for (int k = 0; k < argc; ++k)
    125     ++k;
    126   return 0;
    127 }
    128 
    129 int main(int argc, char **argv) {
    130   const int d = 5;       // expected-note {{constant variable is predetermined as shared}}
    131   const int da[5] = {0}; // expected-note {{constant variable is predetermined as shared}}
    132   S4 e(4);               // expected-note {{'e' defined here}}
    133   S5 g(5);               // expected-note {{'g' defined here}}
    134   S3 m;                  // expected-note 2 {{'m' defined here}}
    135   S6 n(2);
    136   int i;
    137   int &j = i;                        // expected-note {{'j' defined here}}
    138 #pragma omp parallel for lastprivate // expected-error {{expected '(' after 'lastprivate'}}
    139   for (i = 0; i < argc; ++i)
    140     foo();
    141 #pragma omp parallel for lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
    142   for (i = 0; i < argc; ++i)
    143     foo();
    144 #pragma omp parallel for lastprivate() // expected-error {{expected expression}}
    145   for (i = 0; i < argc; ++i)
    146     foo();
    147 #pragma omp parallel for lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
    148   for (i = 0; i < argc; ++i)
    149     foo();
    150 #pragma omp parallel for lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
    151   for (i = 0; i < argc; ++i)
    152     foo();
    153 #pragma omp parallel for lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
    154   for (i = 0; i < argc; ++i)
    155     foo();
    156 #pragma omp parallel for lastprivate(argc)
    157   for (i = 0; i < argc; ++i)
    158     foo();
    159 #pragma omp parallel for lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
    160   for (i = 0; i < argc; ++i)
    161     foo();
    162 #pragma omp parallel for lastprivate(a, b, c, d, f) // expected-error {{lastprivate variable with incomplete type 'S1'}} expected-error 3 {{shared variable cannot be lastprivate}}
    163   for (i = 0; i < argc; ++i)
    164     foo();
    165 #pragma omp parallel for lastprivate(argv[1]) // expected-error {{expected variable name}}
    166   for (i = 0; i < argc; ++i)
    167     foo();
    168 #pragma omp parallel for lastprivate(2 * 2) // expected-error {{expected variable name}}
    169   for (i = 0; i < argc; ++i)
    170     foo();
    171 #pragma omp parallel for lastprivate(ba)
    172   for (i = 0; i < argc; ++i)
    173     foo();
    174 #pragma omp parallel for lastprivate(ca) // expected-error {{shared variable cannot be lastprivate}}
    175   for (i = 0; i < argc; ++i)
    176     foo();
    177 #pragma omp parallel for lastprivate(da) // expected-error {{shared variable cannot be lastprivate}}
    178   for (i = 0; i < argc; ++i)
    179     foo();
    180   int xa;
    181 #pragma omp parallel for lastprivate(xa) // OK
    182   for (i = 0; i < argc; ++i)
    183     foo();
    184 #pragma omp parallel for lastprivate(S2::S2s) // expected-error {{shared variable cannot be lastprivate}}
    185   for (i = 0; i < argc; ++i)
    186     foo();
    187 #pragma omp parallel for lastprivate(S2::S2sc) // expected-error {{shared variable cannot be lastprivate}}
    188   for (i = 0; i < argc; ++i)
    189     foo();
    190 #pragma omp parallel for safelen(5) // expected-error {{unexpected OpenMP clause 'safelen' in directive '#pragma omp parallel for'}}
    191   for (i = 0; i < argc; ++i)
    192     foo();
    193 #pragma omp parallel for lastprivate(e, g) // expected-error 2 {{lastprivate variable must have an accessible, unambiguous default constructor}}
    194   for (i = 0; i < argc; ++i)
    195     foo();
    196 #pragma omp parallel for lastprivate(m) // expected-error {{lastprivate variable must have an accessible, unambiguous copy assignment operator}}
    197   for (i = 0; i < argc; ++i)
    198     foo();
    199 #pragma omp parallel for lastprivate(h) // expected-error {{threadprivate or thread local variable cannot be lastprivate}}
    200   for (i = 0; i < argc; ++i)
    201     foo();
    202 #pragma omp parallel for private(xa), lastprivate(xa) // expected-error {{private variable cannot be lastprivate}} expected-note {{defined as private}}
    203   for (i = 0; i < argc; ++i)
    204     foo();
    205 #pragma omp parallel for lastprivate(i)
    206   for (i = 0; i < argc; ++i)
    207     foo();
    208 #pragma omp parallel private(xa)
    209 #pragma omp parallel for lastprivate(xa)
    210   for (i = 0; i < argc; ++i)
    211     foo();
    212 #pragma omp parallel reduction(+ : xa)
    213 #pragma omp parallel for lastprivate(xa)
    214   for (i = 0; i < argc; ++i)
    215     foo();
    216 #pragma omp parallel for lastprivate(j) // expected-error {{arguments of OpenMP clause 'lastprivate' cannot be of reference type}}
    217   for (i = 0; i < argc; ++i)
    218     foo();
    219 #pragma omp parallel for firstprivate(m) lastprivate(m) // expected-error {{lastprivate variable must have an accessible, unambiguous copy assignment operator}}
    220   for (i = 0; i < argc; ++i)
    221     foo();
    222 #pragma omp parallel for lastprivate(n) firstprivate(n) // OK
    223   for (i = 0; i < argc; ++i)
    224     foo();
    225   return foomain<S4, S5>(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<S4, S5>' requested here}}
    226 }
    227