1#include <omp.h> 2#include <stdlib.h> 3 4int 5main () 6{ 7 omp_set_dynamic (0); 8 #pragma omp parallel num_threads (4) 9 #pragma omp target if (0) 10 #pragma omp single 11 if (omp_get_num_threads () != 1) 12 abort (); 13 return 0; 14} 15