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
8 struct S;
9 S& bar();
main(int argc,char ** argv)10 int main(int argc, char **argv) {
11 S &s = bar();
12 #pragma omp parallel
13 (void)&s;
14 #pragma omp parallel { // expected-warning {{extra tokens at the end of '#pragma omp parallel' are ignored}}
15 foo();
16 #pragma omp parallel ( // expected-warning {{extra tokens at the end of '#pragma omp parallel' are ignored}}
17 foo();
18 #pragma omp parallel [ // expected-warning {{extra tokens at the end of '#pragma omp parallel' are ignored}}
19 foo();
20 #pragma omp parallel ] // expected-warning {{extra tokens at the end of '#pragma omp parallel' are ignored}}
21 foo();
22 #pragma omp parallel ) // expected-warning {{extra tokens at the end of '#pragma omp parallel' are ignored}}
23 foo();
24 #pragma omp parallel } // expected-warning {{extra tokens at the end of '#pragma omp parallel' are ignored}}
25 foo();
26 #pragma omp parallel
27 // expected-warning@+1 {{extra tokens at the end of '#pragma omp parallel' are ignored}}
28 #pragma omp parallel unknown()
29 foo();
30 L1:
31 foo();
32 #pragma omp parallel
33 ;
34 #pragma omp parallel
35 {
36 goto L1; // expected-error {{use of undeclared label 'L1'}}
37 argc++;
38 }
39
40 for (int i = 0; i < 10; ++i) {
41 switch(argc) {
42 case (0):
43 #pragma omp parallel
44 {
45 foo();
46 break; // expected-error {{'break' statement not in loop or switch statement}}
47 continue; // expected-error {{'continue' statement not in loop statement}}
48 }
49 default:
50 break;
51 }
52 }
53 #pragma omp parallel default(none)
54 ++argc; // expected-error {{variable 'argc' must have explicitly specified data sharing attributes}}
55
56 goto L2; // expected-error {{use of undeclared label 'L2'}}
57 #pragma omp parallel
58 L2:
59 foo();
60 #pragma omp parallel
61 {
62 return 1; // expected-error {{cannot return from OpenMP region}}
63 }
64
65 [[]] // expected-error {{an attribute list cannot appear here}}
66 #pragma omp parallel
67 for (int n = 0; n < 100; ++n) {}
68
69 return 0;
70 }
71
72