1 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %s -Wuninitialized
2
3 // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 %s -Wuninitialized
4
foo()5 void foo() {
6 }
7
foobool(int argc)8 bool foobool(int argc) {
9 return argc;
10 }
11
12 struct S1; // expected-note {{declared here}}
13
14 #define redef_num_threads(a, b) num_threads(a)
15
16 template <class T, typename S, int N> // expected-note {{declared here}}
17 T tmain(T argc, S **argv) {
18 T z;
19 #pragma omp parallel num_threads // expected-error {{expected '(' after 'num_threads'}}
20 #pragma omp parallel num_threads ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
21 #pragma omp parallel num_threads () // expected-error {{expected expression}}
22 #pragma omp parallel num_threads (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
23 #pragma omp parallel num_threads (argc)) // expected-warning {{extra tokens at the end of '#pragma omp parallel' are ignored}}
24 #pragma omp parallel num_threads ((argc > 0) ? argv[1] : argv[2]) // expected-error 2 {{expression must have integral or unscoped enumeration type, not 'char *'}}
25 #pragma omp parallel num_threads (foobool(argc)), num_threads (true), num_threads (-5) // expected-error 2 {{directive '#pragma omp parallel' cannot contain more than one 'num_threads' clause}} expected-error {{argument to 'num_threads' clause must be a strictly positive integer value}}
26 #pragma omp parallel num_threads (S) // expected-error {{'S' does not refer to a value}}
27 #pragma omp parallel num_threads (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error 2 {{expression must have integral or unscoped enumeration type, not 'char *'}}
28 #pragma omp parallel num_threads (argc+z)
29 #pragma omp parallel num_threads (N) // expected-error {{argument to 'num_threads' clause must be a strictly positive integer value}}
30 #pragma omp parallel redef_num_threads (argc, argc)
31 foo();
32
33 return argc;
34 }
35
main(int argc,char ** argv)36 int main(int argc, char **argv) {
37 int z;
38 #pragma omp parallel num_threads // expected-error {{expected '(' after 'num_threads'}}
39 #pragma omp parallel num_threads ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
40 #pragma omp parallel num_threads () // expected-error {{expected expression}}
41 #pragma omp parallel num_threads (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
42 #pragma omp parallel num_threads (z+argc)) // expected-warning {{extra tokens at the end of '#pragma omp parallel' are ignored}}
43 #pragma omp parallel num_threads (argc > 0 ? argv[1] : argv[2]) // expected-error {{integral }}
44 #pragma omp parallel num_threads (foobool(argc)), num_threads (true), num_threads (-5) // expected-error 2 {{directive '#pragma omp parallel' cannot contain more than one 'num_threads' clause}} expected-error {{argument to 'num_threads' clause must be a strictly positive integer value}}
45 #pragma omp parallel num_threads (S1) // expected-error {{'S1' does not refer to a value}}
46 #pragma omp parallel num_threads (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expression must have integral or unscoped enumeration type, not 'char *'}}
47 #pragma omp parallel num_threads (num_threads(tmain<int, char, -1>(argc, argv) // expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}} expected-note {{in instantiation of function template specialization 'tmain<int, char, -1>' requested here}}
48 #pragma omp parallel redef_num_threads (argc, argc)
49 foo();
50
51 return tmain<int, char, 3>(argc, argv); // expected-note {{in instantiation of function template specialization 'tmain<int, char, 3>' requested here}}
52 }
53