llvm/offload/test/offloading/offloading_success.c

// RUN: %libomptarget-compile-run-and-check-generic

#include <omp.h>
#include <stdio.h>

int main(void) {
  int isHost = -1;

#pragma omp target map(from : isHost)
  { isHost = omp_is_initial_device(); }

  if (isHost < 0) {
    printf("Runtime error, isHost=%d\n", isHost);
  }

  // CHECK: Target region executed on the device
  printf("Target region executed on the %s\n", isHost ? "host" : "device");

  return isHost;
}