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 
4 // RUN: %clang_cc1 -verify -fopenmp-simd -std=c++11 -o - %s
5 // CHECK: error: OpenMP target is invalid: 'aaa-bbb-ccc-ddd'
6 // RUN: not %clang_cc1 -fopenmp -std=c++11 -triple nvptx64-nvidia-cuda -o - %s 2>&1 | FileCheck --check-prefix CHECK-UNSUPPORTED-HOST-TARGET %s
7 // RUN: not %clang_cc1 -fopenmp -std=c++11 -triple nvptx-nvidia-cuda -o - %s 2>&1 | FileCheck --check-prefix CHECK-UNSUPPORTED-HOST-TARGET %s
8 // CHECK-UNSUPPORTED-HOST-TARGET: error: The target '{{nvptx64-nvidia-cuda|nvptx-nvidia-cuda}}' is not a supported OpenMP host target.
9 // RUN: not %clang_cc1 -fopenmp -std=c++11 -fopenmp-targets=hexagon-linux-gnu -o - %s 2>&1 | FileCheck --check-prefix CHECK-UNSUPPORTED-DEVICE-TARGET %s
10 // CHECK-UNSUPPORTED-DEVICE-TARGET: OpenMP target is invalid: 'hexagon-linux-gnu'
11 
12 void foo() {
13 }
14 
15 #pragma omp target // expected-error {{unexpected OpenMP directive '#pragma omp target'}}
16 
17 int main(int argc, char **argv) {
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 ) // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
27   foo();
28   #pragma omp target } // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
29   foo();
30   #pragma omp target
31   foo();
32   // expected-warning@+1 {{extra tokens at the end of '#pragma omp target' are ignored}}
33   #pragma omp target unknown()
34   foo();
35   L1:
36     foo();
37   #pragma omp target
38   ;
39   #pragma omp target
40   {
41     goto L1; // expected-error {{use of undeclared label 'L1'}}
42     argc++;
43   }
44 
45   for (int i = 0; i < 10; ++i) {
46     switch(argc) {
47      case (0):
48       #pragma omp target
49       {
50         foo();
51         break; // expected-error {{'break' statement not in loop or switch statement}}
52         continue; // expected-error {{'continue' statement not in loop statement}}
53       }
54       default:
55        break;
56     }
57   }
58 
59   goto L2; // expected-error {{use of undeclared label 'L2'}}
60   #pragma omp target
61   L2:
62   foo();
63   #pragma omp target
64   {
65     return 1; // expected-error {{cannot return from OpenMP region}}
66   }
67 
68   [[]] // expected-error {{an attribute list cannot appear here}}
69   #pragma omp target
70   for (int n = 0; n < 100; ++n) {}
71 
72   return 0;
73 }
74 
75