xref: /llvm-project/clang/test/OpenMP/parallel_for_default_messages.cpp (revision 0c6f2f629cc0017361310fa4c132090413a874db)
1 // RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=50 -ferror-limit 100 -o - %s -Wuninitialized
2 
3 // RUN: %clang_cc1 -verify -fopenmp-simd -fopenmp-version=50 -ferror-limit 100 -o - %s -Wuninitialized
4 
5 // RUN: %clang_cc1 -verify -fopenmp -DOMP51 -ferror-limit 100 -o - %s -Wuninitialized
6 
7 // RUN: %clang_cc1 -verify -fopenmp-simd -DOMP51 -ferror-limit 100 -o - %s -Wuninitialized
8 
9 void foo();
10 
11 namespace {
12 static int y = 0;
13 }
14 static int x = 0;
15 
main(int argc,char ** argv)16 int main(int argc, char **argv) {
17   int i;
18 #pragma omp parallel for default // expected-error {{expected '(' after 'default'}}
19   for (i = 0; i < argc; ++i)
20     foo();
21 #pragma omp parallel for default( // expected-error {{expected 'none', 'shared', 'private' or 'firstprivate' in OpenMP clause 'default'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
22   for (i = 0; i < argc; ++i)
23     foo();
24 #pragma omp parallel for default() // expected-error {{expected 'none', 'shared', 'private' or 'firstprivate' in OpenMP clause 'default'}}
25   for (i = 0; i < argc; ++i)
26     foo();
27 #pragma omp parallel for default(none // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-note {{explicit data sharing attribute requested here}}
28   for (i = 0; i < argc; ++i) // expected-error {{variable 'argc' must have explicitly specified data sharing attributes}}
29     foo();
30 #pragma omp parallel for default(shared), default(shared) // expected-error {{directive '#pragma omp parallel for' cannot contain more than one 'default' clause}}
31   for (i = 0; i < argc; ++i)
32     foo();
33 #pragma omp parallel for default(x) // expected-error {{expected 'none', 'shared', 'private' or 'firstprivate' in OpenMP clause 'default'}}
34   for (i = 0; i < argc; ++i)
35     foo();
36 
37 #pragma omp parallel for default(none) // expected-note {{explicit data sharing attribute requested here}}
38   for (i = 0; i < argc; ++i)  // expected-error {{variable 'argc' must have explicitly specified data sharing attributes}}
39     foo();
40 
41 #pragma omp parallel default(none) // expected-note {{explicit data sharing attribute requested here}}
42 #pragma omp parallel for default(shared)
43   for (i = 0; i < argc; ++i) // expected-error {{variable 'argc' must have explicitly specified data sharing attributes}}
44     foo();
45 
46 #ifdef OMP51
47 #pragma omp parallel for default(firstprivate) // expected-note 2 {{explicit data sharing attribute requested here}}
48   for (i = 0; i < argc; ++i) {
49     ++y; // expected-error {{variable 'y' must have explicitly specified data sharing attributes}}
50     ++x; // expected-error {{variable 'x' must have explicitly specified data sharing attributes}}
51   }
52 #pragma omp parallel for default(private) // expected-note 2 {{explicit data sharing attribute requested here}}
53   for (i = 0; i < argc; ++i) {
54     ++y; // expected-error {{variable 'y' must have explicitly specified data sharing attributes}}
55     ++x; // expected-error {{variable 'x' must have explicitly specified data sharing attributes}}
56   }
57 #endif
58 
59   return 0;
60 }
61