1 // RUN: %clang_cc1 -verify -fopenmp %s 2 // RUN: %clang_cc1 -verify -fopenmp -std=c++98 %s 3 // RUN: %clang_cc1 -verify -fopenmp -std=c++11 %s 4 5 void foo() { 6 } 7 8 #if __cplusplus >= 201103L 9 // expected-note@+2 4 {{declared here}} 10 #endif 11 bool foobool(int argc) { 12 return argc; 13 } 14 15 struct S1; // expected-note {{declared here}} 16 17 template <class T, typename S, int N, int ST> // expected-note {{declared here}} 18 T tmain(T argc, S **argv) { //expected-note 2 {{declared here}} 19 #pragma omp simd collapse // expected-error {{expected '(' after 'collapse'}} 20 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST]; 21 #pragma omp simd collapse ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 22 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST]; 23 #pragma omp simd collapse () // expected-error {{expected expression}} 24 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST]; 25 // expected-error@+3 {{expected ')'}} expected-note@+3 {{to match this '('}} 26 // expected-error@+2 2 {{expression is not an integral constant expression}} 27 // expected-note@+1 2 {{read of non-const variable 'argc' is not allowed in a constant expression}} 28 #pragma omp simd collapse (argc 29 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST]; 30 // expected-error@+1 2 {{argument to 'collapse' clause must be a strictly positive integer value}} 31 #pragma omp simd collapse (ST // expected-error {{expected ')'}} expected-note {{to match this '('}} 32 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST]; 33 #pragma omp simd collapse (1)) // expected-warning {{extra tokens at the end of '#pragma omp simd' are ignored}} 34 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST]; 35 #pragma omp simd collapse ((ST > 0) ? 1 + ST : 2) // expected-note 2 {{as specified in 'collapse' clause}} 36 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST]; // expected-error 2 {{expected 2 for loops after '#pragma omp simd', but found only 1}} 37 // expected-error@+6 2 {{directive '#pragma omp simd' cannot contain more than one 'collapse' clause}} 38 // expected-error@+5 2 {{argument to 'collapse' clause must be a strictly positive integer value}} 39 // expected-error@+4 2 {{expression is not an integral constant expression}} 40 #if __cplusplus >= 201103L 41 // expected-note@+2 2 {{non-constexpr function 'foobool' cannot be used in a constant expression}} 42 #endif 43 #pragma omp simd collapse (foobool(argc)), collapse (true), collapse (-5) 44 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST]; 45 #pragma omp simd collapse (S) // expected-error {{'S' does not refer to a value}} 46 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST]; 47 #if __cplusplus <= 199711L 48 // expected-error@+4 2 {{expression is not an integral constant expression}} 49 #else 50 // expected-error@+2 2 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}} 51 #endif 52 #pragma omp simd collapse (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}} 53 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST]; 54 #pragma omp simd collapse (1) 55 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST]; 56 #pragma omp simd collapse (N) // expected-error {{argument to 'collapse' clause must be a strictly positive integer value}} 57 for (T i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST]; 58 #pragma omp simd collapse (2) // expected-note {{as specified in 'collapse' clause}} 59 foo(); // expected-error {{expected 2 for loops after '#pragma omp simd'}} 60 return argc; 61 } 62 63 int main(int argc, char **argv) { 64 #pragma omp simd collapse // expected-error {{expected '(' after 'collapse'}} 65 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4]; 66 #pragma omp simd collapse ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 67 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4]; 68 #pragma omp simd collapse () // expected-error {{expected expression}} 69 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4]; 70 #pragma omp simd collapse (4 // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-note {{as specified in 'collapse' clause}} 71 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4]; // expected-error {{expected 4 for loops after '#pragma omp simd', but found only 1}} 72 #pragma omp simd collapse (2+2)) // expected-warning {{extra tokens at the end of '#pragma omp simd' are ignored}} expected-note {{as specified in 'collapse' clause}} 73 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4]; // expected-error {{expected 4 for loops after '#pragma omp simd', but found only 1}} 74 // expected-error@+4 {{expression is not an integral constant expression}} 75 #if __cplusplus >= 201103L 76 // expected-note@+2 {{non-constexpr function 'foobool' cannot be used in a constant expression}} 77 #endif 78 #pragma omp simd collapse (foobool(1) > 0 ? 1 : 2) 79 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4]; 80 // expected-error@+6 {{expression is not an integral constant expression}} 81 #if __cplusplus >= 201103L 82 // expected-note@+4 {{non-constexpr function 'foobool' cannot be used in a constant expression}} 83 #endif 84 // expected-error@+2 2 {{directive '#pragma omp simd' cannot contain more than one 'collapse' clause}} 85 // expected-error@+1 2 {{argument to 'collapse' clause must be a strictly positive integer value}} 86 #pragma omp simd collapse (foobool(argc)), collapse (true), collapse (-5) 87 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4]; 88 #pragma omp simd collapse (S1) // expected-error {{'S1' does not refer to a value}} 89 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4]; 90 #if __cplusplus <= 199711L 91 // expected-error@+4 {{expression is not an integral constant expression}} 92 #else 93 // expected-error@+2 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}} 94 #endif 95 #pragma omp simd collapse (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}} 96 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4]; 97 #pragma omp simd collapse (2) // expected-note {{as specified in 'collapse' clause}} 98 foo(); // expected-error {{expected 2 for loops after '#pragma omp simd'}} 99 // expected-error@+3 {{statement after '#pragma omp simd' must be a for loop}} 100 // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, -1, -2>' requested here}} 101 #pragma omp simd collapse(collapse(tmain<int, char, -1, -2>(argc, argv) // expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}} 102 foo(); 103 // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, 1, 0>' requested here}} 104 return tmain<int, char, 1, 0>(argc, argv); 105 } 106 107
