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