__isl_keep isl_space *space2);
int isl_space_is_domain(__isl_keep isl_space *space1,
__isl_keep isl_space *space2);
+ int isl_space_is_range(__isl_keep isl_space *space1,
+ __isl_keep isl_space *space2);
C<isl_space_is_domain> checks whether the first argument is equal
to the domain of the second argument. This requires in particular that