Home | History | Annotate | Download | only in OpenMP 
      1 // RUN: %clang_cc1 -verify -fopenmp=libiomp5 -ferror-limit 100 -std=c++11 -o - %s
      2 
      3 void foo() {
      4 }
      5 
      6 #pragma omp parallel sections // expected-error {{unexpected OpenMP directive '#pragma omp parallel sections'}}
      7 
      8 int main(int argc, char **argv) {
      9 #pragma omp parallel sections {// expected-warning {{extra tokens at the end of '#pragma omp parallel sections' are ignored}}
     10   {
     11     foo();
     12   }
     13 #pragma omp parallel sections( // expected-warning {{extra tokens at the end of '#pragma omp parallel sections' are ignored}}
     14   {
     15     foo();
     16   }
     17 #pragma omp parallel sections[ // expected-warning {{extra tokens at the end of '#pragma omp parallel sections' are ignored}}
     18   {
     19     foo();
     20   }
     21 #pragma omp parallel sections] // expected-warning {{extra tokens at the end of '#pragma omp parallel sections' are ignored}}
     22   {
     23     foo();
     24   }
     25 #pragma omp parallel sections) // expected-warning {{extra tokens at the end of '#pragma omp parallel sections' are ignored}}
     26   {
     27     foo();
     28   }
     29 #pragma omp parallel sections } // expected-warning {{extra tokens at the end of '#pragma omp parallel sections' are ignored}}
     30   {
     31     foo();
     32   }
     33 // expected-warning@+1 {{extra tokens at the end of '#pragma omp parallel sections' are ignored}}
     34 #pragma omp parallel sections unknown()
     35   {
     36     foo();
     37 #pragma omp section
     38   L1:
     39     foo();
     40   }
     41 #pragma omp parallel sections
     42   {
     43     ;
     44   }
     45 #pragma omp parallel sections
     46   {
     47     goto L1; // expected-error {{use of undeclared label 'L1'}}
     48   }
     49 
     50   for (int i = 0; i < 10; ++i) {
     51     switch (argc) {
     52     case (0):
     53 #pragma omp parallel sections
     54     {
     55       foo();
     56       break;    // expected-error {{'break' statement not in loop or switch statement}}
     57       continue; // expected-error {{'continue' statement not in loop statement}}
     58     }
     59     default:
     60       break;
     61     }
     62   }
     63 #pragma omp parallel sections default(none)
     64   {
     65     ++argc; // expected-error {{variable 'argc' must have explicitly specified data sharing attributes}}
     66   }
     67 
     68   goto L2; // expected-error {{use of undeclared label 'L2'}}
     69 #pragma omp parallel sections
     70   {
     71   L2:
     72     foo();
     73   }
     74 #pragma omp parallel sections
     75   {
     76     return 1; // expected-error {{cannot return from OpenMP region}}
     77   }
     78 
     79   [[]] // expected-error {{an attribute list cannot appear here}}
     80 #pragma omp parallel sections
     81   {
     82   }
     83 
     84   return 0;
     85 }
     86 
     87