message: [OPENMP] Add the test to check that the libomptarget does not cause
  infinite loop on removing non-mapped pointer-with-object.
  Added test to check that libomptarget does not cause infinite loop when
  trying to unmap the pointer-with-object data that was not previously
  mapped.
diff: @@ -16,16 +16,20 @@ typedef struct {
  } StructWithPtrs;
  int main(int argc, char *argv[]) {
  - StructWithPtrs s;
  + StructWithPtrs s, s2;
  s.ptr1 = malloc(sizeof(int));
  s.ptr2 = malloc(2 * sizeof(int));
  + s2.ptr1 = malloc(sizeof(int));
  + s2.ptr2 = malloc(2 * sizeof(int));
  +#pragma omp target enter data map(to: s2.ptr2[0:1])
  #pragma omp target map(s.ptr1[0:1], s.ptr2[0:2])
  {
  s.ptr1[0] = 1;
  s.ptr2[0] = 2;
  s.ptr2[1] = 3;
  }
  +#pragma omp target exit data map(from: s2.ptr1[0:1], s2.ptr2[0:1])
  // CHECK: s.ptr1[0] = 1
  // CHECK: s.ptr2[0] = 2
  @@ -36,6 +40,8 @@ int main(int argc, char *argv[]) {
  free(s.ptr1);
  free(s.ptr2);
  + free(s2.ptr1);
  + free(s2.ptr2);
  return 0;
  }
  