teak-llvm/clang/test/OpenMP/parallel_for_num_threads_messages.cpp
Alexey Bataev a056935a2f [OPENMP 4.5] Parsing/sema analysis for 'priority' clause.
OpenMP 4.5 defines new clause 'priority' for 'task', 'taskloop' and 'taskloop simd' directives. Added parsing and sema analysis for 'priority' clause in 'task' and 'taskloop' directives.

llvm-svn: 254398
2015-12-01 10:17:31 +00:00

66 lines
4.3 KiB
C++

// RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %s
void foo() {
}
bool foobool(int argc) {
return argc;
}
struct S1; // expected-note {{declared here}}
template <class T, typename S, int N> // expected-note {{declared here}}
T tmain(T argc, S **argv) {
T i;
#pragma omp parallel for num_threads // expected-error {{expected '(' after 'num_threads'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp parallel for num_threads ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp parallel for num_threads () // expected-error {{expected expression}}
for (i = 0; i < argc; ++i) foo();
#pragma omp parallel for num_threads (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp parallel for num_threads (argc)) // expected-warning {{extra tokens at the end of '#pragma omp parallel for' are ignored}}
for (i = 0; i < argc; ++i) foo();
#pragma omp parallel for num_threads ((argc > 0) ? argv[1] : argv[2]) // expected-error 2 {{expression must have integral or unscoped enumeration type, not 'char *'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp parallel for num_threads (foobool(argc)), num_threads (true), num_threads (-5) // expected-error 2 {{directive '#pragma omp parallel for' cannot contain more than one 'num_threads' clause}} expected-error {{argument to 'num_threads' clause must be a strictly positive integer value}}
for (i = 0; i < argc; ++i) foo();
#pragma omp parallel for num_threads (S) // expected-error {{'S' does not refer to a value}}
for (i = 0; i < argc; ++i) foo();
#pragma omp parallel for 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 *'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp parallel for num_threads (argc)
for (i = 0; i < argc; ++i) foo();
#pragma omp parallel for num_threads (N) // expected-error {{argument to 'num_threads' clause must be a strictly positive integer value}}
for (i = 0; i < argc; ++i) foo();
return argc;
}
int main(int argc, char **argv) {
int i;
#pragma omp parallel for num_threads // expected-error {{expected '(' after 'num_threads'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp parallel for num_threads ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp parallel for num_threads () // expected-error {{expected expression}}
for (i = 0; i < argc; ++i) foo();
#pragma omp parallel for num_threads (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp parallel for num_threads (argc)) // expected-warning {{extra tokens at the end of '#pragma omp parallel for' are ignored}}
for (i = 0; i < argc; ++i) foo();
#pragma omp parallel for num_threads (argc > 0 ? argv[1] : argv[2]) // expected-error {{integral }}
for (i = 0; i < argc; ++i) foo();
#pragma omp parallel for num_threads (foobool(argc)), num_threads (true), num_threads (-5) // expected-error 2 {{directive '#pragma omp parallel for' cannot contain more than one 'num_threads' clause}} expected-error {{argument to 'num_threads' clause must be a strictly positive integer value}}
for (i = 0; i < argc; ++i) foo();
#pragma omp parallel for num_threads (S1) // expected-error {{'S1' does not refer to a value}}
for (i = 0; i < argc; ++i) foo();
#pragma omp parallel for 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 *'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp parallel for 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}}
for (i = 0; i < argc; ++i) foo();
return tmain<int, char, 3>(argc, argv); // expected-note {{in instantiation of function template specialization 'tmain<int, char, 3>' requested here}}
}