xref: /llvm-project/clang/test/OpenMP/parallel_default_messages.cpp (revision 0c6f2f629cc0017361310fa4c132090413a874db)
1 // RUN: %clang_cc1 -verify=expected,ge40 -fopenmp-version=45 -fopenmp -ferror-limit 100 -o - %s -Wuninitialized
2 // RUN: %clang_cc1 -verify=expected,ge40 -fopenmp-version=50 -fopenmp-simd -ferror-limit 100 -o - %s -Wuninitialized
3 // RUN: %clang_cc1 -verify=expected,ge40 -fopenmp-version=50 -fopenmp -ferror-limit 100 -o - %s -Wuninitialized
4 // RUN: %clang_cc1 -verify=expected,ge40 -fopenmp-version=40 -fopenmp -ferror-limit 100 -o - %s -Wuninitialized
5 // RUN: %clang_cc1 -verify -fopenmp-version=31 -fopenmp -ferror-limit 100 -o - %s -Wuninitialized
6 // RUN: %clang_cc1 -verify -fopenmp-version=30 -fopenmp -ferror-limit 100 -o - %s -Wuninitialized
7 // RUN: %clang_cc1 -verify=expected,ge40 -fopenmp -DOMP51 -ferror-limit 100 -o - %s -Wuninitialized
8 // RUN: %clang_cc1 -verify=expected,ge40 -fopenmp-simd -DOMP51 -ferror-limit 100 -o - %s -Wuninitialized
9 
10 void foo();
11 
12 namespace {
13 static int y = 0;
14 }
15 static int x = 0;
16 
main(int argc,char ** argv)17 int main(int argc, char **argv) {
18   const int c = 0;
19 
20   #pragma omp parallel default // expected-error {{expected '(' after 'default'}}
21 #pragma omp parallel default(  // expected-error {{expected 'none', 'shared', 'private' or 'firstprivate' in OpenMP clause 'default'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
22 #pragma omp parallel default() // expected-error {{expected 'none', 'shared', 'private' or 'firstprivate' in OpenMP clause 'default'}}
23 #pragma omp parallel default(none                     // expected-error {{expected ')'}} expected-note {{to match this '('}}
24 #pragma omp parallel default(shared), default(shared) // expected-error {{directive '#pragma omp parallel' cannot contain more than one 'default' clause}}
25   foo();
26 
27   #pragma omp parallel default(none) // expected-note {{explicit data sharing attribute requested here}}
28   ++argc; // expected-error {{variable 'argc' must have explicitly specified data sharing attributes}}
29 
30   #pragma omp parallel default(none) // expected-note {{explicit data sharing attribute requested here}}
31   #pragma omp parallel default(shared)
32   ++argc; // expected-error {{variable 'argc' must have explicitly specified data sharing attributes}}
33 
34   #pragma omp parallel default(none) // ge40-note {{explicit data sharing attribute requested here}}
35   (void)c; // ge40-error {{variable 'c' must have explicitly specified data sharing attributes}}
36 
37 #ifdef OMP51
38 #pragma omp parallel default(firstprivate) // expected-note 2 {{explicit data sharing attribute requested here}}
39   {
40     ++x; // expected-error {{variable 'x' must have explicitly specified data sharing attributes}}
41     ++y; // expected-error {{variable 'y' must have explicitly specified data sharing attributes}}
42   }
43 #pragma omp parallel default(private) // expected-note 2 {{explicit data sharing attribute requested here}}
44   {
45     ++x; // expected-error {{variable 'x' must have explicitly specified data sharing attributes}}
46     ++y; // expected-error {{variable 'y' must have explicitly specified data sharing attributes}}
47   }
48 #endif
49 
50   return 0;
51 }
52 
53 class A{
a()54   void a() {
55     #pragma omp parallel
56     a(b); // expected-error {{use of undeclared identifier 'b'}}
57  }
58 };
59