68 lines · cpp
1// RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %s -Wuninitialized2 3// RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 %s -Wuninitialized4 5void foo() {6}7 8bool foobool(int argc) {9 return argc;10}11 12struct S1; // expected-note {{declared here}}13 14template <class T, typename S, int N> // expected-note {{declared here}}15T tmain(T argc, S **argv) {16 T z;17 #pragma omp parallel sections num_threads // expected-error {{expected '(' after 'num_threads'}}18 {foo();}19 #pragma omp parallel sections num_threads ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}20 {foo();}21 #pragma omp parallel sections num_threads () // expected-error {{expected expression}}22 {foo();}23 #pragma omp parallel sections num_threads (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}24 {foo();}25 #pragma omp parallel sections num_threads (argc)) // expected-warning {{extra tokens at the end of '#pragma omp parallel sections' are ignored}}26 {foo();}27 #pragma omp parallel sections num_threads ((argc > 0) ? argv[1] : argv[2]) // expected-error 2 {{expression must have integral or unscoped enumeration type, not 'char *'}}28 {foo();}29 #pragma omp parallel sections num_threads (foobool(argc)), num_threads (true), num_threads (-5) // expected-error 2 {{directive '#pragma omp parallel sections' cannot contain more than one 'num_threads' clause}} expected-error {{argument to 'num_threads' clause must be a strictly positive integer value}}30 {foo();}31 #pragma omp parallel sections num_threads (S) // expected-error {{'S' does not refer to a value}}32 {foo();}33 #pragma omp parallel sections num_threads (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error 2 {{expression must have integral or unscoped enumeration type, not 'char *'}}34 {foo();}35 #pragma omp parallel sections num_threads (argc + z)36 {foo();}37 #pragma omp parallel sections num_threads (N) // expected-error {{argument to 'num_threads' clause must be a strictly positive integer value}}38 {foo();}39 40 return argc;41}42 43int main(int argc, char **argv) {44 int z;45 #pragma omp parallel sections num_threads // expected-error {{expected '(' after 'num_threads'}}46 {foo();}47 #pragma omp parallel sections num_threads ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}48 {foo();}49 #pragma omp parallel sections num_threads () // expected-error {{expected expression}}50 {foo();}51 #pragma omp parallel sections num_threads (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}52 {foo();}53 #pragma omp parallel sections num_threads (argc / z)) // expected-warning {{extra tokens at the end of '#pragma omp parallel sections' are ignored}}54 {foo();}55 #pragma omp parallel sections num_threads (argc > 0 ? argv[1] : argv[2]) // expected-error {{integral }}56 {foo();}57 #pragma omp parallel sections num_threads (foobool(argc)), num_threads (true), num_threads (-5) // expected-error 2 {{directive '#pragma omp parallel sections' cannot contain more than one 'num_threads' clause}} expected-error {{argument to 'num_threads' clause must be a strictly positive integer value}}58 {foo();}59 #pragma omp parallel sections num_threads (S1) // expected-error {{'S1' does not refer to a value}}60 {foo();}61 #pragma omp parallel sections num_threads (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expression must have integral or unscoped enumeration type, not 'char *'}}62 {foo();}63 #pragma omp parallel sections num_threads (num_threads(tmain<int, char, -1>(argc, argv) // expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}} expected-note {{in instantiation of function template specialization 'tmain<int, char, -1>' requested here}}64 {foo();}65 66 return tmain<int, char, 3>(argc, argv); // expected-note {{in instantiation of function template specialization 'tmain<int, char, 3>' requested here}}67}68