#ifndef LIBPSPP_SPARSE_XARRAY_H
#define LIBPSPP_SPARSE_XARRAY_H 1
+#include "libpspp/compiler.h"
#include <stddef.h>
#include <stdbool.h>
/* For testing purposes only. */
unsigned int sparse_xarray_model_checker_hash (const struct sparse_xarray *,
- unsigned int basis);
+ unsigned int basis) WARN_UNUSED_RESULT;
#endif /* libpspp/sparse-libpspp.h */