1 // RUN: %clang_cc1 -verify -fopenmp -std=c++11 -o - %s
2 // RUN: not %clang_cc1 -fopenmp -std=c++11 -fopenmp-targets=aaa-bbb-ccc-ddd -o - %s 2>&1 | FileCheck %s
3 // CHECK: error: OpenMP target is invalid: 'aaa-bbb-ccc-ddd'
4 // RUN: not %clang_cc1 -fopenmp -std=c++11 -triple nvptx64-nvidia-cuda -o - %s 2>&1 | FileCheck --check-prefix CHECK-UNSUPPORTED-HOST-TARGET %s
5 // RUN: not %clang_cc1 -fopenmp -std=c++11 -triple nvptx-nvidia-cuda -o - %s 2>&1 | FileCheck --check-prefix CHECK-UNSUPPORTED-HOST-TARGET %s
6 // CHECK-UNSUPPORTED-HOST-TARGET: error: The target '{{nvptx64-nvidia-cuda|nvptx-nvidia-cuda}}' is not a supported OpenMP host target.
7 
8 void foo() {
9 }
10 
11 #pragma omp target // expected-error {{unexpected OpenMP directive '#pragma omp target'}}
12 
13 int main(int argc, char **argv) {
14   #pragma omp target { // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
15   foo();
16   #pragma omp target ( // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
17   foo();
18   #pragma omp target [ // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
19   foo();
20   #pragma omp target ] // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
21   foo();
22   #pragma omp target ) // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
23   foo();
24   #pragma omp target } // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
25   foo();
26   #pragma omp target
27   foo();
28   // expected-warning@+1 {{extra tokens at the end of '#pragma omp target' are ignored}}
29   #pragma omp target unknown()
30   foo();
31   L1:
32     foo();
33   #pragma omp target
34   ;
35   #pragma omp target
36   {
37     goto L1; // expected-error {{use of undeclared label 'L1'}}
38     argc++;
39   }
40 
41   for (int i = 0; i < 10; ++i) {
42     switch(argc) {
43      case (0):
44       #pragma omp target
45       {
46         foo();
47         break; // expected-error {{'break' statement not in loop or switch statement}}
48         continue; // expected-error {{'continue' statement not in loop statement}}
49       }
50       default:
51        break;
52     }
53   }
54 
55   goto L2; // expected-error {{use of undeclared label 'L2'}}
56   #pragma omp target
57   L2:
58   foo();
59   #pragma omp target
60   {
61     return 1; // expected-error {{cannot return from OpenMP region}}
62   }
63 
64   [[]] // expected-error {{an attribute list cannot appear here}}
65   #pragma omp target
66   for (int n = 0; n < 100; ++n) {}
67 
68   return 0;
69 }
70 
71