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      1 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %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}}
     11 extern S1 a;
     12 class S2 {
     13   mutable int a;
     14 public:
     15   S2():a(0) { }
     16   S2(S2 &s2):a(s2.a) { }
     17   static float S2s; // expected-note 4 {{mappable type cannot contain static members}}
     18   static const float S2sc; // expected-note 4 {{mappable type cannot contain static members}}
     19 };
     20 const float S2::S2sc = 0;
     21 const S2 b;
     22 const S2 ba[5];
     23 class S3 {
     24   int a;
     25 public:
     26   S3():a(0) { }
     27   S3(S3 &s3):a(s3.a) { }
     28 };
     29 const S3 c;
     30 const S3 ca[5];
     31 extern const int f;
     32 class S4 {
     33   int a;
     34   S4();
     35   S4(const S4 &s4);
     36 public:
     37   S4(int v):a(v) { }
     38 };
     39 class S5 {
     40   int a;
     41   S5():a(0) {}
     42   S5(const S5 &s5):a(s5.a) { }
     43 public:
     44   S5(int v):a(v) { }
     45 };
     46 
     47 S3 h;
     48 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
     49 
     50 typedef int from;
     51 
     52 template <typename T, int I> // expected-note {{declared here}}
     53 T tmain(T argc) {
     54   const T d = 5;
     55   const T da[5] = { 0 };
     56   S4 e(4);
     57   S5 g(5);
     58   T i, t[20];
     59   T &j = i;
     60   T *k = &j;
     61   T x;
     62   T y;
     63   T to, tofrom, always;
     64   const T (&l)[5] = da;
     65 
     66 
     67 #pragma omp target parallel map // expected-error {{expected '(' after 'map'}}
     68   foo();
     69 #pragma omp target parallel map( // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected expression}}
     70   foo();
     71 #pragma omp target parallel map() // expected-error {{expected expression}}
     72   foo();
     73 #pragma omp target parallel map(alloc) // expected-error {{use of undeclared identifier 'alloc'}}
     74   foo();
     75 #pragma omp target parallel map(to argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected ',' or ')' in 'map' clause}}
     76   foo();
     77 #pragma omp target parallel map(to:) // expected-error {{expected expression}}
     78   foo();
     79 #pragma omp target parallel map(from: argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
     80   foo();
     81 #pragma omp target parallel map(x: y) // expected-error {{incorrect map type, expected one of 'to', 'from', 'tofrom', 'alloc', 'release', or 'delete'}}
     82   foo();
     83 #pragma omp target parallel map(x)
     84   foo();
     85 #pragma omp target parallel map(tofrom: t[:I])
     86   foo();
     87 #pragma omp target parallel map(T: a) // expected-error {{incorrect map type, expected one of 'to', 'from', 'tofrom', 'alloc', 'release', or 'delete'}} expected-error {{incomplete type 'S1' where a complete type is required}}
     88   foo();
     89 #pragma omp target parallel map(T) // expected-error {{'T' does not refer to a value}}
     90   foo();
     91 #pragma omp target parallel map(I) // expected-error 2 {{expected expression containing only member accesses and/or array sections based on named variables}}
     92   foo();
     93 #pragma omp target parallel map(S2::S2s)
     94   foo();
     95 #pragma omp target parallel map(S2::S2sc)
     96   foo();
     97 #pragma omp target parallel map(x)
     98   foo();
     99 #pragma omp target parallel map(to: x)
    100   foo();
    101 #pragma omp target parallel map(to: to)
    102   foo();
    103 #pragma omp target parallel map(to)
    104   foo();
    105 #pragma omp target parallel map(to, x)
    106   foo();
    107 #pragma omp target parallel map(to x) // expected-error {{expected ',' or ')' in 'map' clause}}
    108   foo();
    109 #pragma omp target parallel map(tofrom: argc > 0 ? x : y) // expected-error 2 {{expected expression containing only member accesses and/or array sections based on named variables}}
    110   foo();
    111 #pragma omp target parallel map(argc)
    112   foo();
    113 #pragma omp target parallel map(S1) // expected-error {{'S1' does not refer to a value}}
    114   foo();
    115 #pragma omp target parallel map(a, b, c, d, f) // expected-error {{incomplete type 'S1' where a complete type is required}} expected-error 2 {{type 'S2' is not mappable to target}}
    116   foo();
    117 #pragma omp target parallel map(ba) // expected-error 2 {{type 'S2' is not mappable to target}}
    118   foo();
    119 #pragma omp target parallel map(ca)
    120   foo();
    121 #pragma omp target parallel map(da)
    122   foo();
    123 #pragma omp target parallel map(S2::S2s)
    124   foo();
    125 #pragma omp target parallel map(S2::S2sc)
    126   foo();
    127 #pragma omp target parallel map(e, g)
    128   foo();
    129 #pragma omp target parallel map(h) // expected-error {{threadprivate variables are not allowed in 'map' clause}}
    130   foo();
    131 #pragma omp target parallel map(k), map(k) // expected-error 2 {{variable already marked as mapped in current construct}} expected-note 2 {{used here}}
    132   foo();
    133 #pragma omp target parallel map(k), map(k[:5]) // expected-error 2 {{pointer cannot be mapped along with a section derived from itself}} expected-note 2 {{used here}}
    134   foo();
    135 #pragma omp target parallel map(da)
    136   foo();
    137 #pragma omp target parallel map(da[:4])
    138   foo();
    139 #pragma omp target data map(k, j, l) // expected-note 2 {{used here}}
    140 #pragma omp target parallel map(k[:4]) // expected-error 2 {{pointer cannot be mapped along with a section derived from itself}}
    141   foo();
    142 #pragma omp target parallel map(j)
    143   foo();
    144 #pragma omp target parallel map(l) map(l[:5]) // expected-error 2 {{variable already marked as mapped in current construct}} expected-note 2 {{used here}}
    145   foo();
    146 #pragma omp target data map(k[:4], j, l[:5]) // expected-note 4 {{used here}}
    147 {
    148 #pragma omp target parallel map(k) // expected-error 2 {{pointer cannot be mapped along with a section derived from itself}}
    149   foo();
    150 #pragma omp target parallel map(j)
    151   foo();
    152 #pragma omp target parallel map(l) // expected-error 2 {{original storage of expression in data environment is shared but data environment do not fully contain mapped expression storage}}
    153   foo();
    154 }
    155 
    156 #pragma omp target parallel map(always, tofrom: x)
    157   foo();
    158 #pragma omp target parallel map(always: x) // expected-error {{missing map type}}
    159   foo();
    160 #pragma omp target parallel map(tofrom, always: x) // expected-error {{incorrect map type modifier, expected 'always'}} expected-error {{incorrect map type, expected one of 'to', 'from', 'tofrom', 'alloc', 'release', or 'delete'}}
    161   foo();
    162 #pragma omp target parallel map(always, tofrom: always, tofrom, x)
    163   foo();
    164 #pragma omp target parallel map(tofrom j) // expected-error {{expected ',' or ')' in 'map' clause}}
    165   foo();
    166 
    167   return 0;
    168 }
    169 
    170 int main(int argc, char **argv) {
    171   const int d = 5;
    172   const int da[5] = { 0 };
    173   S4 e(4);
    174   S5 g(5);
    175   int i;
    176   int &j = i;
    177   int *k = &j;
    178   int x;
    179   int y;
    180   int to, tofrom, always;
    181   const int (&l)[5] = da;
    182 #pragma omp target parallel map // expected-error {{expected '(' after 'map'}}
    183   foo();
    184 #pragma omp target parallel map( // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected expression}}
    185   foo();
    186 #pragma omp target parallel map() // expected-error {{expected expression}}
    187   foo();
    188 #pragma omp target parallel map(alloc) // expected-error {{use of undeclared identifier 'alloc'}}
    189   foo();
    190 #pragma omp target parallel map(to argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected ',' or ')' in 'map' clause}}
    191   foo();
    192 #pragma omp target parallel map(to:) // expected-error {{expected expression}}
    193   foo();
    194 #pragma omp target parallel map(from: argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
    195   foo();
    196 #pragma omp target parallel map(x: y) // expected-error {{incorrect map type, expected one of 'to', 'from', 'tofrom', 'alloc', 'release', or 'delete'}}
    197   foo();
    198 #pragma omp target parallel map(x)
    199   foo();
    200 #pragma omp target parallel map(to: x)
    201   foo();
    202 #pragma omp target parallel map(to: to)
    203   foo();
    204 #pragma omp target parallel map(to)
    205   foo();
    206 #pragma omp target parallel map(to, x)
    207   foo();
    208 #pragma omp target parallel map(to x) // expected-error {{expected ',' or ')' in 'map' clause}}
    209   foo();
    210 #pragma omp target parallel map(tofrom: argc > 0 ? argv[1] : argv[2]) // expected-error {{expected expression containing only member accesses and/or array sections based on named variables}}
    211   foo();
    212 #pragma omp target parallel map(argc)
    213   foo();
    214 #pragma omp target parallel map(S1) // expected-error {{'S1' does not refer to a value}}
    215   foo();
    216 #pragma omp target parallel map(a, b, c, d, f) // expected-error {{incomplete type 'S1' where a complete type is required}} expected-error 2 {{type 'S2' is not mappable to target}}
    217   foo();
    218 #pragma omp target parallel map(argv[1])
    219   foo();
    220 #pragma omp target parallel map(ba) // expected-error 2 {{type 'S2' is not mappable to target}}
    221   foo();
    222 #pragma omp target parallel map(ca)
    223   foo();
    224 #pragma omp target parallel map(da)
    225   foo();
    226 #pragma omp target parallel map(S2::S2s)
    227   foo();
    228 #pragma omp target parallel map(S2::S2sc)
    229   foo();
    230 #pragma omp target parallel map(e, g)
    231   foo();
    232 #pragma omp target parallel map(h) // expected-error {{threadprivate variables are not allowed in 'map' clause}}
    233   foo();
    234 #pragma omp target parallel map(k), map(k) // expected-error {{variable already marked as mapped in current construct}} expected-note {{used here}}
    235   foo();
    236 #pragma omp target parallel map(k), map(k[:5]) // expected-error {{pointer cannot be mapped along with a section derived from itself}} expected-note {{used here}}
    237   foo();
    238 #pragma omp target parallel map(da)
    239   foo();
    240 #pragma omp target parallel map(da[:4])
    241   foo();
    242 #pragma omp target data map(k, j, l) // expected-note {{used here}}
    243 #pragma omp target parallel map(k[:4]) // expected-error {{pointer cannot be mapped along with a section derived from itself}}
    244   foo();
    245 #pragma omp target parallel map(j)
    246   foo();
    247 #pragma omp target parallel map(l) map(l[:5]) // expected-error 1 {{variable already marked as mapped in current construct}} expected-note 1 {{used here}}
    248   foo();
    249 #pragma omp target data map(k[:4], j, l[:5]) // expected-note 2 {{used here}}
    250 {
    251 #pragma omp target parallel map(k) // expected-error {{pointer cannot be mapped along with a section derived from itself}}
    252   foo();
    253 #pragma omp target parallel map(j)
    254   foo();
    255 #pragma omp target parallel map(l) // expected-error {{original storage of expression in data environment is shared but data environment do not fully contain mapped expression storage}}
    256   foo();
    257 }
    258 
    259 #pragma omp target parallel map(always, tofrom: x)
    260   foo();
    261 #pragma omp target parallel map(always: x) // expected-error {{missing map type}}
    262   foo();
    263 #pragma omp target parallel map(tofrom, always: x) // expected-error {{incorrect map type modifier, expected 'always'}} expected-error {{incorrect map type, expected one of 'to', 'from', 'tofrom', 'alloc', 'release', or 'delete'}}
    264   foo();
    265 #pragma omp target parallel map(always, tofrom: always, tofrom, x)
    266   foo();
    267 #pragma omp target parallel map(tofrom j) // expected-error {{expected ',' or ')' in 'map' clause}}
    268   foo();
    269 
    270   return tmain<int, 3>(argc)+tmain<from, 4>(argc); // expected-note {{in instantiation of function template specialization 'tmain<int, 3>' requested here}} expected-note {{in instantiation of function template specialization 'tmain<int, 4>' requested here}}
    271 }
    272 
    273