1// RUN: %clang_cc1 -verify -fopenmp=libiomp5 %s
2
3void foo() {
4}
5
6bool foobool(int argc) {
7  return argc;
8}
9
10struct S1; // expected-note {{declared here}}
11
12template <class T, typename S, int N, int ST> // expected-note {{declared here}}
13T tmain(T argc, S **argv) { //expected-note 2 {{declared here}}
14  #pragma omp for simd safelen // expected-error {{expected '(' after 'safelen'}}
15  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
16  #pragma omp for simd safelen ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
17  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
18  #pragma omp for simd safelen () // expected-error {{expected expression}}
19  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
20  // expected-error@+3 {{expected ')'}} expected-note@+3 {{to match this '('}}
21  // expected-error@+2 2 {{expression is not an integral constant expression}}
22  // expected-note@+1 2 {{read of non-const variable 'argc' is not allowed in a constant expression}}
23  #pragma omp for simd safelen (argc
24  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
25  // expected-error@+1 {{argument to 'safelen' clause must be a positive integer value}}
26  #pragma omp for simd safelen (ST // expected-error {{expected ')'}} expected-note {{to match this '('}}
27  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
28  #pragma omp for simd safelen (1)) // expected-warning {{extra tokens at the end of '#pragma omp for simd' are ignored}}
29  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
30  #pragma omp for simd safelen ((ST > 0) ? 1 + ST : 2)
31  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
32  // expected-error@+3 2 {{directive '#pragma omp for simd' cannot contain more than one 'safelen' clause}}
33  // expected-error@+2 2 {{argument to 'safelen' clause must be a positive integer value}}
34  // expected-error@+1 2 {{expression is not an integral constant expression}}
35  #pragma omp for simd safelen (foobool(argc)), safelen (true), safelen (-5)
36  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
37  #pragma omp for simd safelen (S) // expected-error {{'S' does not refer to a value}}
38  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
39  // expected-error@+1 2 {{expression is not an integral constant expression}}
40  #pragma omp for simd safelen (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
41  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
42  #pragma omp for simd safelen (4)
43  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
44  #pragma omp for simd safelen (N) // expected-error {{argument to 'safelen' clause must be a positive integer value}}
45  for (T i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
46  return argc;
47}
48
49int main(int argc, char **argv) {
50  #pragma omp for simd safelen // expected-error {{expected '(' after 'safelen'}}
51  for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
52  #pragma omp for simd safelen ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
53  for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
54  #pragma omp for simd safelen () // expected-error {{expected expression}}
55  for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
56  #pragma omp for simd safelen (4 // expected-error {{expected ')'}} expected-note {{to match this '('}}
57  for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
58  #pragma omp for simd safelen (2+2)) // expected-warning {{extra tokens at the end of '#pragma omp for simd' are ignored}}
59  for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
60  #pragma omp for simd safelen (foobool(1) > 0 ? 1 : 2) // expected-error {{expression is not an integral constant expression}}
61  for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
62  // expected-error@+3 {{expression is not an integral constant expression}}
63  // expected-error@+2 2 {{directive '#pragma omp for simd' cannot contain more than one 'safelen' clause}}
64  // expected-error@+1 2 {{argument to 'safelen' clause must be a positive integer value}}
65  #pragma omp for simd safelen (foobool(argc)), safelen (true), safelen (-5)
66  for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
67  #pragma omp for simd safelen (S1) // expected-error {{'S1' does not refer to a value}}
68  for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
69  // expected-error@+1 {{expression is not an integral constant expression}}
70  #pragma omp for simd safelen (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
71  for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
72  // expected-error@+3 {{statement after '#pragma omp for simd' must be a for loop}}
73  // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, -1, -2>' requested here}}
74  #pragma omp for simd safelen(safelen(tmain<int, char, -1, -2>(argc, argv) // expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}}
75  foo();
76  // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, 12, 4>' requested here}}
77  return tmain<int, char, 12, 4>(argc, argv);
78}
79
80