check_type_range_templ.c

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#define xFN(TYPE,NAME) TYPE ## _ ## NAME
#define FN(TYPE,NAME) xFN(TYPE,NAME)
 
/* Check that there are "n" dimensions of type "type" starting at "first"
 * in "obj".
 */
isl_stat FN(TYPE,check_range)(__isl_keep TYPE *obj,
  enum isl_dim_type type, unsigned first, unsigned n)
{
  isl_size dim;
 
  dim = FN(TYPE,dim)(obj, type);
  if (dim < 0)
    return isl_stat_error;
  if (first + n > dim || first + n < first)
    isl_die(FN(TYPE,get_ctx)(obj), isl_error_invalid,
      "position or range out of bounds",
      return isl_stat_error);
  return isl_stat_ok;
}