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      1 // RUN: %clang_cc1 -verify -fopenmp %s
      2 
      3 void foo() {
      4 }
      5 
      6 bool foobool(int argc) {
      7   return argc;
      8 }
      9 
     10 struct S1; // expected-note {{declared here}}
     11 
     12 template <class T, typename S, int N, int ST> // expected-note {{declared here}}
     13 T tmain(T argc, S **argv) {
     14   #pragma omp parallel for schedule // expected-error {{expected '(' after 'schedule'}}
     15   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
     16   #pragma omp parallel for schedule ( // expected-error {{expected 'static', 'dynamic', 'guided', 'auto', 'runtime', 'monotonic', 'nonmonotonic' or 'simd' in OpenMP clause 'schedule'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
     17   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
     18   #pragma omp parallel for schedule () // expected-error {{expected 'static', 'dynamic', 'guided', 'auto', 'runtime', 'monotonic', 'nonmonotonic' or 'simd' in OpenMP clause 'schedule'}}
     19   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
     20   #pragma omp parallel for schedule (auto // expected-error {{expected ')'}} expected-note {{to match this '('}}
     21   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
     22   #pragma omp parallel for schedule (auto_dynamic // expected-error {{expected 'static', 'dynamic', 'guided', 'auto', 'runtime', 'monotonic', 'nonmonotonic' or 'simd' in OpenMP clause 'schedule'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
     23   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
     24   #pragma omp parallel for schedule (auto,  // expected-error {{expected ')'}} expected-note {{to match this '('}}
     25   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
     26   #pragma omp parallel for schedule (runtime, 3)  // expected-error {{expected ')'}} expected-note {{to match this '('}}
     27   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
     28   // expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
     29   #pragma omp parallel for schedule (guided argc
     30   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
     31   // expected-error@+1 2 {{argument to 'schedule' clause must be a strictly positive integer value}}
     32   #pragma omp parallel for schedule (static, ST // expected-error {{expected ')'}} expected-note {{to match this '('}}
     33   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
     34   #pragma omp parallel for schedule (dynamic, 1)) // expected-warning {{extra tokens at the end of '#pragma omp parallel for' are ignored}}
     35   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
     36   #pragma omp parallel for schedule (guided, (ST > 0) ? 1 + ST : 2)
     37   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
     38   // expected-error@+2 2 {{directive '#pragma omp parallel for' cannot contain more than one 'schedule' clause}}
     39   // expected-error@+1 {{argument to 'schedule' clause must be a strictly positive integer value}}
     40   #pragma omp parallel for schedule (static, foobool(argc)), schedule (dynamic, true), schedule (guided, -5)
     41   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
     42   #pragma omp parallel for schedule (static, S) // expected-error {{'S' does not refer to a value}}
     43   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
     44   // expected-error@+1 2 {{expression must have integral or unscoped enumeration type, not 'char *'}}
     45   #pragma omp parallel for schedule (guided, argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
     46   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
     47   #pragma omp parallel for schedule (dynamic, 1)
     48   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
     49   #pragma omp parallel for schedule (static, N) // expected-error {{argument to 'schedule' clause must be a strictly positive integer value}}
     50   for (T i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
     51   return argc;
     52 }
     53 
     54 int main(int argc, char **argv) {
     55   #pragma omp parallel for schedule // expected-error {{expected '(' after 'schedule'}}
     56   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
     57   #pragma omp parallel for schedule ( // expected-error {{expected 'static', 'dynamic', 'guided', 'auto', 'runtime', 'monotonic', 'nonmonotonic' or 'simd' in OpenMP clause 'schedule'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
     58   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
     59   #pragma omp parallel for schedule () // expected-error {{expected 'static', 'dynamic', 'guided', 'auto', 'runtime', 'monotonic', 'nonmonotonic' or 'simd' in OpenMP clause 'schedule'}}
     60   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
     61   #pragma omp parallel for schedule (auto // expected-error {{expected ')'}} expected-note {{to match this '('}}
     62   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
     63   #pragma omp parallel for schedule (auto_dynamic // expected-error {{expected 'static', 'dynamic', 'guided', 'auto', 'runtime', 'monotonic', 'nonmonotonic' or 'simd' in OpenMP clause 'schedule'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
     64   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
     65   #pragma omp parallel for schedule (auto,  // expected-error {{expected ')'}} expected-note {{to match this '('}}
     66   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
     67   #pragma omp parallel for schedule (runtime, 3)  // expected-error {{expected ')'}} expected-note {{to match this '('}}
     68   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
     69   #pragma omp parallel for schedule (guided, 4 // expected-error {{expected ')'}} expected-note {{to match this '('}}
     70   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
     71   #pragma omp parallel for schedule (static, 2+2)) // expected-warning {{extra tokens at the end of '#pragma omp parallel for' are ignored}}
     72   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
     73   #pragma omp parallel for schedule (dynamic, foobool(1) > 0 ? 1 : 2)
     74   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
     75   // expected-error@+2 2 {{directive '#pragma omp parallel for' cannot contain more than one 'schedule' clause}}
     76   // expected-error@+1 {{argument to 'schedule' clause must be a strictly positive integer value}}
     77   #pragma omp parallel for schedule (guided, foobool(argc)), schedule (static, true), schedule (dynamic, -5)
     78   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
     79   #pragma omp parallel for schedule (guided, S1) // expected-error {{'S1' does not refer to a value}}
     80   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
     81   // expected-error@+1 {{expression must have integral or unscoped enumeration type, not 'char *'}}
     82   #pragma omp parallel for schedule (static, argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
     83   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
     84   // expected-error@+3 {{statement after '#pragma omp parallel for' must be a for loop}}
     85   // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, -1, -2>' requested here}}
     86   #pragma omp parallel for schedule(dynamic, schedule(tmain<int, char, -1, -2>(argc, argv) // expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}}
     87   foo();
     88   // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, 1, 0>' requested here}}
     89   return tmain<int, char, 1, 0>(argc, argv);
     90 }
     91 
     92