| // RUN: %libomp-compile-and-run |
| #include "omp_testsuite.h" |
| |
| #define DEBUG_TEST 0 |
| |
| int j; |
| #pragma omp threadprivate(j) |
| |
| int test_omp_single_copyprivate() |
| { |
| int result; |
| int nr_iterations; |
| |
| result = 0; |
| nr_iterations = 0; |
| #pragma omp parallel num_threads(4) |
| { |
| int i; |
| for (i = 0; i < LOOPCOUNT; i++) |
| { |
| #if DEBUG_TEST |
| int thread; |
| thread = omp_get_thread_num (); |
| #endif |
| #pragma omp single copyprivate(j) |
| { |
| nr_iterations++; |
| j = i; |
| #if DEBUG_TEST |
| printf ("thread %d assigns, j = %d, i = %d\n", thread, j, i); |
| #endif |
| } |
| #if DEBUG_TEST |
| #pragma omp barrier |
| #endif |
| #pragma omp critical |
| { |
| #if DEBUG_TEST |
| printf ("thread = %d, j = %d, i = %d\n", thread, j, i); |
| #endif |
| result = result + j - i; |
| } |
| #pragma omp barrier |
| } /* end of for */ |
| } /* end of parallel */ |
| return ((result == 0) && (nr_iterations == LOOPCOUNT)); |
| } |
| |
| int main() |
| { |
| int i; |
| int num_failed=0; |
| |
| for(i = 0; i < REPETITIONS; i++) { |
| if(!test_omp_single_copyprivate()) { |
| num_failed++; |
| } |
| } |
| return num_failed; |
| } |