1 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 -std=c++11 -o - %s
2 
3 void foo() {
4 }
5 
6 static int pvt;
7 #pragma omp threadprivate(pvt)
8 
9 #pragma omp target parallel for // expected-error {{unexpected OpenMP directive '#pragma omp target parallel for'}}
10 
11 int main(int argc, char **argv) {
12 #pragma omp target parallel for { // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
13   for (int i = 0; i < argc; ++i)
14     foo();
15 #pragma omp target parallel for ( // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
16   for (int i = 0; i < argc; ++i)
17     foo();
18 #pragma omp target parallel for[ // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
19   for (int i = 0; i < argc; ++i)
20     foo();
21 #pragma omp target parallel for] // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
22   for (int i = 0; i < argc; ++i)
23     foo();
24 #pragma omp target parallel for) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
25   for (int i = 0; i < argc; ++i)
26     foo();
27 #pragma omp target parallel for } // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
28   for (int i = 0; i < argc; ++i)
29     foo();
30 #pragma omp target parallel for
31   for (int i = 0; i < argc; ++i)
32     foo();
33 // expected-warning@+1 {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
34 #pragma omp target parallel for unknown()
35   for (int i = 0; i < argc; ++i)
36     foo();
37 L1:
38   for (int i = 0; i < argc; ++i)
39     foo();
40 #pragma omp target parallel for
41   for (int i = 0; i < argc; ++i)
42     foo();
43 #pragma omp target parallel for
44   for (int i = 0; i < argc; ++i) {
45     goto L1; // expected-error {{use of undeclared label 'L1'}}
46     argc++;
47   }
48 
49   for (int i = 0; i < 10; ++i) {
50     switch (argc) {
51     case (0):
52 #pragma omp target parallel for
53       for (int i = 0; i < argc; ++i) {
54         foo();
55         break; // expected-error {{'break' statement cannot be used in OpenMP for loop}}
56         continue;
57       }
58     default:
59       break;
60     }
61   }
62 #pragma omp target parallel for default(none)
63   for (int i = 0; i < 10; ++i)
64     ++argc; // expected-error {{variable 'argc' must have explicitly specified data sharing attributes}}
65 
66   goto L2; // expected-error {{use of undeclared label 'L2'}}
67 #pragma omp target parallel for
68   for (int i = 0; i < argc; ++i)
69   L2:
70   foo();
71 #pragma omp target parallel for
72   for (int i = 0; i < argc; ++i) {
73     return 1; // expected-error {{cannot return from OpenMP region}}
74   }
75 
76   [[]] // expected-error {{an attribute list cannot appear here}}
77 #pragma omp target parallel for
78       for (int n = 0; n < 100; ++n) {
79   }
80 
81 #pragma omp target parallel for copyin(pvt) // expected-error {{unexpected OpenMP clause 'copyin' in directive '#pragma omp target parallel for'}}
82   for (int n = 0; n < 100; ++n) {}
83 
84   return 0;
85 }
86 
87 void test_ordered() {
88 #pragma omp target parallel for ordered ordered // expected-error {{directive '#pragma omp target parallel for' cannot contain more than one 'ordered' clause}}
89   for (int i = 0; i < 16; ++i)
90     ;
91 }
92 
93