| // REQUIRES: ompx_taskgraph |
| // RUN: %libomp-cxx-compile-and-run |
| #include <iostream> |
| #include <cassert> |
| #define NT 100 |
| |
| // Compiler-generated code (emulation) |
| typedef struct ident { |
| void* dummy; |
| } ident_t; |
| |
| |
| #ifdef __cplusplus |
| extern "C" { |
| int __kmpc_global_thread_num(ident_t *); |
| int __kmpc_start_record_task(ident_t *, int, int, int); |
| void __kmpc_end_record_task(ident_t *, int, int , int); |
| } |
| #endif |
| |
| void func(int *num_exec) { |
| (*num_exec)++; |
| } |
| |
| int main() { |
| int num_exec = 0; |
| int num_tasks = 0; |
| int x=0; |
| #pragma omp parallel |
| #pragma omp single |
| for (int iter = 0; iter < NT; ++iter) { |
| int gtid = __kmpc_global_thread_num(nullptr); |
| int res = __kmpc_start_record_task(nullptr, gtid, /* kmp_tdg_flags */ 0, /* tdg_id */0); |
| if (res) { |
| num_tasks++; |
| #pragma omp task |
| func(&num_exec); |
| } |
| __kmpc_end_record_task(nullptr, gtid, /* kmp_tdg_flags */0, /* tdg_id */0); |
| } |
| |
| assert(num_tasks==1); |
| assert(num_exec==NT); |
| |
| std::cout << "Passed" << std::endl; |
| return 0; |
| } |
| // CHECK: Passed |