static char help[] = "Tests deletion of mixed case options";

#include <petscsys.h>

int main(int argc, char **argv)
{
  PetscFunctionBeginUser;
  PetscCall(PetscInitialize(&argc, &argv, NULL, help));
  PetscCall(PetscOptionsSetValue(NULL, "-abc", NULL));
  PetscCall(PetscOptionsSetValue(NULL, "-FOO", NULL));
  PetscCall(PetscOptionsClearValue(NULL, "-FOO"));
  PetscCall(PetscOptionsView(NULL, NULL));
  PetscCall(PetscFinalize());
  return 0;
}

/*TEST

   test:
      args: -skip_petscrc -options_left 0 -use_gpu_aware_mpi 0

TEST*/