isl-rs 0.3.1

// Automatically generated by isl_bindings_generator.
// LICENSE: MIT

use super::{
    Aff, Context, DimType, Error, Id, LibISLError, MultiAff, MultiId, MultiPwAff, MultiVal, PwAff,
    PwMultiAff, Set, Space, UnionMap, UnionPwAff, UnionPwAffList, UnionPwMultiAff, UnionSet, Val,
};
use libc::uintptr_t;
use std::ffi::{CStr, CString};
use std::os::raw::c_char;

/// Wraps `isl_multi_union_pw_aff`.
pub struct MultiUnionPwAff {
    pub ptr: uintptr_t,
    pub should_free_on_drop: bool,
}

extern "C" {

    fn isl_multi_union_pw_aff_add(multi1: uintptr_t, multi2: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_align_params(multi: uintptr_t, model: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_apply_aff(mupa: uintptr_t, aff: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_apply_multi_aff(mupa: uintptr_t, ma: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_apply_pw_aff(mupa: uintptr_t, pa: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_apply_pw_multi_aff(mupa: uintptr_t, pma: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_bind(mupa: uintptr_t, tuple: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_coalesce(mupa: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_copy(multi: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_dim(multi: uintptr_t, type_: i32) -> i32;

    fn isl_multi_union_pw_aff_domain(mupa: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_drop_dims(multi: uintptr_t, type_: i32, first: u32, n: u32)
                                        -> uintptr_t;

    fn isl_multi_union_pw_aff_dump(mupa: uintptr_t) -> ();

    fn isl_multi_union_pw_aff_extract_multi_pw_aff(mupa: uintptr_t, space: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_factor_range(multi: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_find_dim_by_id(multi: uintptr_t, type_: i32, id: uintptr_t) -> i32;

    fn isl_multi_union_pw_aff_find_dim_by_name(multi: uintptr_t, type_: i32, name: *const c_char)
                                               -> i32;

    fn isl_multi_union_pw_aff_flat_range_product(multi1: uintptr_t, multi2: uintptr_t)
                                                 -> uintptr_t;

    fn isl_multi_union_pw_aff_flatten_range(multi: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_floor(mupa: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_free(multi: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_from_multi_aff(ma: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_from_multi_pw_aff(mpa: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_from_range(multi: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_from_union_map(umap: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_from_union_pw_aff(upa: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_from_union_pw_aff_list(space: uintptr_t, list: uintptr_t)
                                                     -> uintptr_t;

    fn isl_multi_union_pw_aff_from_union_pw_multi_aff(upma: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_get_at(multi: uintptr_t, pos: i32) -> uintptr_t;

    fn isl_multi_union_pw_aff_get_ctx(multi: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_get_dim_id(multi: uintptr_t, type_: i32, pos: u32) -> uintptr_t;

    fn isl_multi_union_pw_aff_get_domain_space(multi: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_get_list(multi: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_get_range_tuple_id(multi: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_get_space(multi: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_get_tuple_id(multi: uintptr_t, type_: i32) -> uintptr_t;

    fn isl_multi_union_pw_aff_get_tuple_name(multi: uintptr_t, type_: i32) -> *const c_char;

    fn isl_multi_union_pw_aff_get_union_pw_aff(multi: uintptr_t, pos: i32) -> uintptr_t;

    fn isl_multi_union_pw_aff_gist(mupa: uintptr_t, context: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_gist_params(mupa: uintptr_t, context: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_has_range_tuple_id(multi: uintptr_t) -> i32;

    fn isl_multi_union_pw_aff_has_tuple_id(multi: uintptr_t, type_: i32) -> i32;

    fn isl_multi_union_pw_aff_intersect_domain(mupa: uintptr_t, uset: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_intersect_params(mupa: uintptr_t, params: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_intersect_range(mupa: uintptr_t, set: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_involves_nan(multi: uintptr_t) -> i32;

    fn isl_multi_union_pw_aff_max_multi_val(mupa: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_min_multi_val(mupa: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_mod_multi_val(multi: uintptr_t, mv: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_multi_aff_on_domain(domain: uintptr_t, ma: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_multi_val_on_domain(domain: uintptr_t, mv: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_neg(multi: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_plain_is_equal(multi1: uintptr_t, multi2: uintptr_t) -> i32;

    fn isl_multi_union_pw_aff_pullback_union_pw_multi_aff(mupa: uintptr_t, upma: uintptr_t)
                                                          -> uintptr_t;

    fn isl_multi_union_pw_aff_pw_multi_aff_on_domain(domain: uintptr_t, pma: uintptr_t)
                                                     -> uintptr_t;

    fn isl_multi_union_pw_aff_range_factor_domain(multi: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_range_factor_range(multi: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_range_is_wrapping(multi: uintptr_t) -> i32;

    fn isl_multi_union_pw_aff_range_product(multi1: uintptr_t, multi2: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_range_splice(multi1: uintptr_t, pos: u32, multi2: uintptr_t)
                                           -> uintptr_t;

    fn isl_multi_union_pw_aff_read_from_str(ctx: uintptr_t, str_: *const c_char) -> uintptr_t;

    fn isl_multi_union_pw_aff_reset_range_tuple_id(multi: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_reset_tuple_id(multi: uintptr_t, type_: i32) -> uintptr_t;

    fn isl_multi_union_pw_aff_reset_user(multi: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_scale_down_multi_val(multi: uintptr_t, mv: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_scale_down_val(multi: uintptr_t, v: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_scale_multi_val(multi: uintptr_t, mv: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_scale_val(multi: uintptr_t, v: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_set_at(multi: uintptr_t, pos: i32, el: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_set_dim_id(multi: uintptr_t, type_: i32, pos: u32, id: uintptr_t)
                                         -> uintptr_t;

    fn isl_multi_union_pw_aff_set_dim_name(multi: uintptr_t, type_: i32, pos: u32,
                                           s: *const c_char)
                                           -> uintptr_t;

    fn isl_multi_union_pw_aff_set_range_tuple_id(multi: uintptr_t, id: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_set_tuple_id(multi: uintptr_t, type_: i32, id: uintptr_t)
                                           -> uintptr_t;

    fn isl_multi_union_pw_aff_set_tuple_name(multi: uintptr_t, type_: i32, s: *const c_char)
                                             -> uintptr_t;

    fn isl_multi_union_pw_aff_set_union_pw_aff(multi: uintptr_t, pos: i32, el: uintptr_t)
                                               -> uintptr_t;

    fn isl_multi_union_pw_aff_size(multi: uintptr_t) -> i32;

    fn isl_multi_union_pw_aff_sub(multi1: uintptr_t, multi2: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_to_str(mupa: uintptr_t) -> *const c_char;

    fn isl_multi_union_pw_aff_union_add(mupa1: uintptr_t, mupa2: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_zero(space: uintptr_t) -> uintptr_t;

    fn isl_multi_union_pw_aff_zero_union_set(mupa: uintptr_t) -> uintptr_t;

}

impl MultiUnionPwAff {
    /// Wraps `isl_multi_union_pw_aff_add`.
    pub fn add(self, multi2: MultiUnionPwAff) -> Result<MultiUnionPwAff, LibISLError> {
        let multi1 = self;
        let isl_rs_ctx = multi1.get_ctx();
        let mut multi1 = multi1;
        multi1.do_not_free_on_drop();
        let multi1 = multi1.ptr;
        let mut multi2 = multi2;
        multi2.do_not_free_on_drop();
        let multi2 = multi2.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_add(multi1, multi2) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_align_params`.
    pub fn align_params(self, model: Space) -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let mut model = model;
        model.do_not_free_on_drop();
        let model = model.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_align_params(multi, model) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_apply_aff`.
    pub fn apply_aff(self, aff: Aff) -> Result<UnionPwAff, LibISLError> {
        let mupa = self;
        let isl_rs_ctx = mupa.get_ctx();
        let mut mupa = mupa;
        mupa.do_not_free_on_drop();
        let mupa = mupa.ptr;
        let mut aff = aff;
        aff.do_not_free_on_drop();
        let aff = aff.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_apply_aff(mupa, aff) };
        let isl_rs_result = UnionPwAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_apply_multi_aff`.
    pub fn apply_multi_aff(self, ma: MultiAff) -> Result<MultiUnionPwAff, LibISLError> {
        let mupa = self;
        let isl_rs_ctx = mupa.get_ctx();
        let mut mupa = mupa;
        mupa.do_not_free_on_drop();
        let mupa = mupa.ptr;
        let mut ma = ma;
        ma.do_not_free_on_drop();
        let ma = ma.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_apply_multi_aff(mupa, ma) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_apply_pw_aff`.
    pub fn apply_pw_aff(self, pa: PwAff) -> Result<UnionPwAff, LibISLError> {
        let mupa = self;
        let isl_rs_ctx = mupa.get_ctx();
        let mut mupa = mupa;
        mupa.do_not_free_on_drop();
        let mupa = mupa.ptr;
        let mut pa = pa;
        pa.do_not_free_on_drop();
        let pa = pa.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_apply_pw_aff(mupa, pa) };
        let isl_rs_result = UnionPwAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_apply_pw_multi_aff`.
    pub fn apply_pw_multi_aff(self, pma: PwMultiAff) -> Result<MultiUnionPwAff, LibISLError> {
        let mupa = self;
        let isl_rs_ctx = mupa.get_ctx();
        let mut mupa = mupa;
        mupa.do_not_free_on_drop();
        let mupa = mupa.ptr;
        let mut pma = pma;
        pma.do_not_free_on_drop();
        let pma = pma.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_apply_pw_multi_aff(mupa, pma) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_bind`.
    pub fn bind(self, tuple: MultiId) -> Result<UnionSet, LibISLError> {
        let mupa = self;
        let isl_rs_ctx = mupa.get_ctx();
        let mut mupa = mupa;
        mupa.do_not_free_on_drop();
        let mupa = mupa.ptr;
        let mut tuple = tuple;
        tuple.do_not_free_on_drop();
        let tuple = tuple.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_bind(mupa, tuple) };
        let isl_rs_result = UnionSet { ptr: isl_rs_result,
                                       should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_coalesce`.
    pub fn coalesce(self) -> Result<MultiUnionPwAff, LibISLError> {
        let mupa = self;
        let isl_rs_ctx = mupa.get_ctx();
        let mut mupa = mupa;
        mupa.do_not_free_on_drop();
        let mupa = mupa.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_coalesce(mupa) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_copy`.
    pub fn copy(&self) -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let multi = multi.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_copy(multi) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_dim`.
    pub fn dim(&self, type_: DimType) -> Result<i32, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let multi = multi.ptr;
        let type_ = type_.to_i32();
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_dim(multi, type_) };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_domain`.
    pub fn domain(self) -> Result<UnionSet, LibISLError> {
        let mupa = self;
        let isl_rs_ctx = mupa.get_ctx();
        let mut mupa = mupa;
        mupa.do_not_free_on_drop();
        let mupa = mupa.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_domain(mupa) };
        let isl_rs_result = UnionSet { ptr: isl_rs_result,
                                       should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_drop_dims`.
    pub fn drop_dims(self, type_: DimType, first: u32, n: u32)
                     -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let type_ = type_.to_i32();
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_drop_dims(multi, type_, first, n) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_dump`.
    pub fn dump(&self) -> Result<(), LibISLError> {
        let mupa = self;
        let isl_rs_ctx = mupa.get_ctx();
        let mupa = mupa.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_dump(mupa) };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_extract_multi_pw_aff`.
    pub fn extract_multi_pw_aff(&self, space: Space) -> Result<MultiPwAff, LibISLError> {
        let mupa = self;
        let isl_rs_ctx = mupa.get_ctx();
        let mupa = mupa.ptr;
        let mut space = space;
        space.do_not_free_on_drop();
        let space = space.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_extract_multi_pw_aff(mupa, space) };
        let isl_rs_result = MultiPwAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_factor_range`.
    pub fn factor_range(self) -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_factor_range(multi) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_find_dim_by_id`.
    pub fn find_dim_by_id(&self, type_: DimType, id: &Id) -> Result<i32, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let multi = multi.ptr;
        let type_ = type_.to_i32();
        let id = id.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_find_dim_by_id(multi, type_, id) };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_find_dim_by_name`.
    pub fn find_dim_by_name(&self, type_: DimType, name: &str) -> Result<i32, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let multi = multi.ptr;
        let type_ = type_.to_i32();
        let name = CString::new(name).unwrap();
        let name = name.as_ptr();
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_find_dim_by_name(multi, type_, name) };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_flat_range_product`.
    pub fn flat_range_product(self, multi2: MultiUnionPwAff)
                              -> Result<MultiUnionPwAff, LibISLError> {
        let multi1 = self;
        let isl_rs_ctx = multi1.get_ctx();
        let mut multi1 = multi1;
        multi1.do_not_free_on_drop();
        let multi1 = multi1.ptr;
        let mut multi2 = multi2;
        multi2.do_not_free_on_drop();
        let multi2 = multi2.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_flat_range_product(multi1, multi2) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_flatten_range`.
    pub fn flatten_range(self) -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_flatten_range(multi) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_floor`.
    pub fn floor(self) -> Result<MultiUnionPwAff, LibISLError> {
        let mupa = self;
        let isl_rs_ctx = mupa.get_ctx();
        let mut mupa = mupa;
        mupa.do_not_free_on_drop();
        let mupa = mupa.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_floor(mupa) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_free`.
    pub fn free(self) -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_free(multi) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_from_multi_aff`.
    pub fn from_multi_aff(ma: MultiAff) -> Result<MultiUnionPwAff, LibISLError> {
        let isl_rs_ctx = ma.get_ctx();
        let mut ma = ma;
        ma.do_not_free_on_drop();
        let ma = ma.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_from_multi_aff(ma) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_from_multi_pw_aff`.
    pub fn from_multi_pw_aff(mpa: MultiPwAff) -> Result<MultiUnionPwAff, LibISLError> {
        let isl_rs_ctx = mpa.get_ctx();
        let mut mpa = mpa;
        mpa.do_not_free_on_drop();
        let mpa = mpa.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_from_multi_pw_aff(mpa) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_from_range`.
    pub fn from_range(self) -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_from_range(multi) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_from_union_map`.
    pub fn from_union_map(umap: UnionMap) -> Result<MultiUnionPwAff, LibISLError> {
        let isl_rs_ctx = umap.get_ctx();
        let mut umap = umap;
        umap.do_not_free_on_drop();
        let umap = umap.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_from_union_map(umap) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_from_union_pw_aff`.
    pub fn from_union_pw_aff(upa: UnionPwAff) -> Result<MultiUnionPwAff, LibISLError> {
        let isl_rs_ctx = upa.get_ctx();
        let mut upa = upa;
        upa.do_not_free_on_drop();
        let upa = upa.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_from_union_pw_aff(upa) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_from_union_pw_aff_list`.
    pub fn from_union_pw_aff_list(space: Space, list: UnionPwAffList)
                                  -> Result<MultiUnionPwAff, LibISLError> {
        let isl_rs_ctx = space.get_ctx();
        let mut space = space;
        space.do_not_free_on_drop();
        let space = space.ptr;
        let mut list = list;
        list.do_not_free_on_drop();
        let list = list.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_from_union_pw_aff_list(space, list) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_from_union_pw_multi_aff`.
    pub fn from_union_pw_multi_aff(upma: UnionPwMultiAff) -> Result<MultiUnionPwAff, LibISLError> {
        let isl_rs_ctx = upma.get_ctx();
        let mut upma = upma;
        upma.do_not_free_on_drop();
        let upma = upma.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_from_union_pw_multi_aff(upma) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_get_at`.
    pub fn get_at(&self, pos: i32) -> Result<UnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let multi = multi.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_get_at(multi, pos) };
        let isl_rs_result = UnionPwAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_get_ctx`.
    pub fn get_ctx(&self) -> Context {
        let multi = self;
        let multi = multi.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_get_ctx(multi) };
        let isl_rs_result = Context { ptr: isl_rs_result,
                                      should_free_on_drop: false };
        isl_rs_result
    }

    /// Wraps `isl_multi_union_pw_aff_get_dim_id`.
    pub fn get_dim_id(&self, type_: DimType, pos: u32) -> Result<Id, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let multi = multi.ptr;
        let type_ = type_.to_i32();
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_get_dim_id(multi, type_, pos) };
        let isl_rs_result = Id { ptr: isl_rs_result,
                                 should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_get_domain_space`.
    pub fn get_domain_space(&self) -> Result<Space, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let multi = multi.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_get_domain_space(multi) };
        let isl_rs_result = Space { ptr: isl_rs_result,
                                    should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_get_list`.
    pub fn get_list(&self) -> Result<UnionPwAffList, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let multi = multi.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_get_list(multi) };
        let isl_rs_result = UnionPwAffList { ptr: isl_rs_result,
                                             should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_get_range_tuple_id`.
    pub fn get_range_tuple_id(&self) -> Result<Id, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let multi = multi.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_get_range_tuple_id(multi) };
        let isl_rs_result = Id { ptr: isl_rs_result,
                                 should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_get_space`.
    pub fn get_space(&self) -> Result<Space, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let multi = multi.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_get_space(multi) };
        let isl_rs_result = Space { ptr: isl_rs_result,
                                    should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_get_tuple_id`.
    pub fn get_tuple_id(&self, type_: DimType) -> Result<Id, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let multi = multi.ptr;
        let type_ = type_.to_i32();
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_get_tuple_id(multi, type_) };
        let isl_rs_result = Id { ptr: isl_rs_result,
                                 should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_get_tuple_name`.
    pub fn get_tuple_name(&self, type_: DimType) -> Result<&str, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let multi = multi.ptr;
        let type_ = type_.to_i32();
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_get_tuple_name(multi, type_) };
        let isl_rs_result = unsafe { CStr::from_ptr(isl_rs_result) };
        let isl_rs_result = isl_rs_result.to_str().unwrap();
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_get_union_pw_aff`.
    pub fn get_union_pw_aff(&self, pos: i32) -> Result<UnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let multi = multi.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_get_union_pw_aff(multi, pos) };
        let isl_rs_result = UnionPwAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_gist`.
    pub fn gist(self, context: UnionSet) -> Result<MultiUnionPwAff, LibISLError> {
        let mupa = self;
        let isl_rs_ctx = mupa.get_ctx();
        let mut mupa = mupa;
        mupa.do_not_free_on_drop();
        let mupa = mupa.ptr;
        let mut context = context;
        context.do_not_free_on_drop();
        let context = context.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_gist(mupa, context) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_gist_params`.
    pub fn gist_params(self, context: Set) -> Result<MultiUnionPwAff, LibISLError> {
        let mupa = self;
        let isl_rs_ctx = mupa.get_ctx();
        let mut mupa = mupa;
        mupa.do_not_free_on_drop();
        let mupa = mupa.ptr;
        let mut context = context;
        context.do_not_free_on_drop();
        let context = context.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_gist_params(mupa, context) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_has_range_tuple_id`.
    pub fn has_range_tuple_id(&self) -> Result<bool, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let multi = multi.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_has_range_tuple_id(multi) };
        let isl_rs_result = match isl_rs_result {
            0 => false,
            1 => true,
            _ => {
                return Err(LibISLError::new(Error::Unknown, "Got isl_bool = -1"));
            }
        };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_has_tuple_id`.
    pub fn has_tuple_id(&self, type_: DimType) -> Result<bool, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let multi = multi.ptr;
        let type_ = type_.to_i32();
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_has_tuple_id(multi, type_) };
        let isl_rs_result = match isl_rs_result {
            0 => false,
            1 => true,
            _ => {
                return Err(LibISLError::new(Error::Unknown, "Got isl_bool = -1"));
            }
        };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_intersect_domain`.
    pub fn intersect_domain(self, uset: UnionSet) -> Result<MultiUnionPwAff, LibISLError> {
        let mupa = self;
        let isl_rs_ctx = mupa.get_ctx();
        let mut mupa = mupa;
        mupa.do_not_free_on_drop();
        let mupa = mupa.ptr;
        let mut uset = uset;
        uset.do_not_free_on_drop();
        let uset = uset.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_intersect_domain(mupa, uset) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_intersect_params`.
    pub fn intersect_params(self, params: Set) -> Result<MultiUnionPwAff, LibISLError> {
        let mupa = self;
        let isl_rs_ctx = mupa.get_ctx();
        let mut mupa = mupa;
        mupa.do_not_free_on_drop();
        let mupa = mupa.ptr;
        let mut params = params;
        params.do_not_free_on_drop();
        let params = params.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_intersect_params(mupa, params) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_intersect_range`.
    pub fn intersect_range(self, set: Set) -> Result<MultiUnionPwAff, LibISLError> {
        let mupa = self;
        let isl_rs_ctx = mupa.get_ctx();
        let mut mupa = mupa;
        mupa.do_not_free_on_drop();
        let mupa = mupa.ptr;
        let mut set = set;
        set.do_not_free_on_drop();
        let set = set.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_intersect_range(mupa, set) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_involves_nan`.
    pub fn involves_nan(&self) -> Result<bool, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let multi = multi.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_involves_nan(multi) };
        let isl_rs_result = match isl_rs_result {
            0 => false,
            1 => true,
            _ => {
                return Err(LibISLError::new(Error::Unknown, "Got isl_bool = -1"));
            }
        };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_max_multi_val`.
    pub fn max_multi_val(self) -> Result<MultiVal, LibISLError> {
        let mupa = self;
        let isl_rs_ctx = mupa.get_ctx();
        let mut mupa = mupa;
        mupa.do_not_free_on_drop();
        let mupa = mupa.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_max_multi_val(mupa) };
        let isl_rs_result = MultiVal { ptr: isl_rs_result,
                                       should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_min_multi_val`.
    pub fn min_multi_val(self) -> Result<MultiVal, LibISLError> {
        let mupa = self;
        let isl_rs_ctx = mupa.get_ctx();
        let mut mupa = mupa;
        mupa.do_not_free_on_drop();
        let mupa = mupa.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_min_multi_val(mupa) };
        let isl_rs_result = MultiVal { ptr: isl_rs_result,
                                       should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_mod_multi_val`.
    pub fn mod_multi_val(self, mv: MultiVal) -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let mut mv = mv;
        mv.do_not_free_on_drop();
        let mv = mv.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_mod_multi_val(multi, mv) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_multi_aff_on_domain`.
    pub fn multi_aff_on_domain(domain: UnionSet, ma: MultiAff)
                               -> Result<MultiUnionPwAff, LibISLError> {
        let isl_rs_ctx = domain.get_ctx();
        let mut domain = domain;
        domain.do_not_free_on_drop();
        let domain = domain.ptr;
        let mut ma = ma;
        ma.do_not_free_on_drop();
        let ma = ma.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_multi_aff_on_domain(domain, ma) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_multi_val_on_domain`.
    pub fn multi_val_on_domain(domain: UnionSet, mv: MultiVal)
                               -> Result<MultiUnionPwAff, LibISLError> {
        let isl_rs_ctx = domain.get_ctx();
        let mut domain = domain;
        domain.do_not_free_on_drop();
        let domain = domain.ptr;
        let mut mv = mv;
        mv.do_not_free_on_drop();
        let mv = mv.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_multi_val_on_domain(domain, mv) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_neg`.
    pub fn neg(self) -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_neg(multi) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_plain_is_equal`.
    pub fn plain_is_equal(&self, multi2: &MultiUnionPwAff) -> Result<bool, LibISLError> {
        let multi1 = self;
        let isl_rs_ctx = multi1.get_ctx();
        let multi1 = multi1.ptr;
        let multi2 = multi2.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_plain_is_equal(multi1, multi2) };
        let isl_rs_result = match isl_rs_result {
            0 => false,
            1 => true,
            _ => {
                return Err(LibISLError::new(Error::Unknown, "Got isl_bool = -1"));
            }
        };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_pullback_union_pw_multi_aff`.
    pub fn pullback_union_pw_multi_aff(self, upma: UnionPwMultiAff)
                                       -> Result<MultiUnionPwAff, LibISLError> {
        let mupa = self;
        let isl_rs_ctx = mupa.get_ctx();
        let mut mupa = mupa;
        mupa.do_not_free_on_drop();
        let mupa = mupa.ptr;
        let mut upma = upma;
        upma.do_not_free_on_drop();
        let upma = upma.ptr;
        let isl_rs_result =
            unsafe { isl_multi_union_pw_aff_pullback_union_pw_multi_aff(mupa, upma) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_pw_multi_aff_on_domain`.
    pub fn pw_multi_aff_on_domain(domain: UnionSet, pma: PwMultiAff)
                                  -> Result<MultiUnionPwAff, LibISLError> {
        let isl_rs_ctx = domain.get_ctx();
        let mut domain = domain;
        domain.do_not_free_on_drop();
        let domain = domain.ptr;
        let mut pma = pma;
        pma.do_not_free_on_drop();
        let pma = pma.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_pw_multi_aff_on_domain(domain, pma) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_range_factor_domain`.
    pub fn range_factor_domain(self) -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_range_factor_domain(multi) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_range_factor_range`.
    pub fn range_factor_range(self) -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_range_factor_range(multi) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_range_is_wrapping`.
    pub fn range_is_wrapping(&self) -> Result<bool, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let multi = multi.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_range_is_wrapping(multi) };
        let isl_rs_result = match isl_rs_result {
            0 => false,
            1 => true,
            _ => {
                return Err(LibISLError::new(Error::Unknown, "Got isl_bool = -1"));
            }
        };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_range_product`.
    pub fn range_product(self, multi2: MultiUnionPwAff) -> Result<MultiUnionPwAff, LibISLError> {
        let multi1 = self;
        let isl_rs_ctx = multi1.get_ctx();
        let mut multi1 = multi1;
        multi1.do_not_free_on_drop();
        let multi1 = multi1.ptr;
        let mut multi2 = multi2;
        multi2.do_not_free_on_drop();
        let multi2 = multi2.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_range_product(multi1, multi2) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_range_splice`.
    pub fn range_splice(self, pos: u32, multi2: MultiUnionPwAff)
                        -> Result<MultiUnionPwAff, LibISLError> {
        let multi1 = self;
        let isl_rs_ctx = multi1.get_ctx();
        let mut multi1 = multi1;
        multi1.do_not_free_on_drop();
        let multi1 = multi1.ptr;
        let mut multi2 = multi2;
        multi2.do_not_free_on_drop();
        let multi2 = multi2.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_range_splice(multi1, pos, multi2) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_read_from_str`.
    pub fn read_from_str(ctx: &Context, str_: &str) -> Result<MultiUnionPwAff, LibISLError> {
        let isl_rs_ctx = Context { ptr: ctx.ptr,
                                   should_free_on_drop: false };
        let ctx = ctx.ptr;
        let str_ = CString::new(str_).unwrap();
        let str_ = str_.as_ptr();
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_read_from_str(ctx, str_) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_reset_range_tuple_id`.
    pub fn reset_range_tuple_id(self) -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_reset_range_tuple_id(multi) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_reset_tuple_id`.
    pub fn reset_tuple_id(self, type_: DimType) -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let type_ = type_.to_i32();
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_reset_tuple_id(multi, type_) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_reset_user`.
    pub fn reset_user(self) -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_reset_user(multi) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_scale_down_multi_val`.
    pub fn scale_down_multi_val(self, mv: MultiVal) -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let mut mv = mv;
        mv.do_not_free_on_drop();
        let mv = mv.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_scale_down_multi_val(multi, mv) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_scale_down_val`.
    pub fn scale_down_val(self, v: Val) -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let mut v = v;
        v.do_not_free_on_drop();
        let v = v.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_scale_down_val(multi, v) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_scale_multi_val`.
    pub fn scale_multi_val(self, mv: MultiVal) -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let mut mv = mv;
        mv.do_not_free_on_drop();
        let mv = mv.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_scale_multi_val(multi, mv) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_scale_val`.
    pub fn scale_val(self, v: Val) -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let mut v = v;
        v.do_not_free_on_drop();
        let v = v.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_scale_val(multi, v) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_set_at`.
    pub fn set_at(self, pos: i32, el: UnionPwAff) -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let mut el = el;
        el.do_not_free_on_drop();
        let el = el.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_set_at(multi, pos, el) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_set_dim_id`.
    pub fn set_dim_id(self, type_: DimType, pos: u32, id: Id)
                      -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let type_ = type_.to_i32();
        let mut id = id;
        id.do_not_free_on_drop();
        let id = id.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_set_dim_id(multi, type_, pos, id) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_set_dim_name`.
    pub fn set_dim_name(self, type_: DimType, pos: u32, s: &str)
                        -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let type_ = type_.to_i32();
        let s = CString::new(s).unwrap();
        let s = s.as_ptr();
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_set_dim_name(multi, type_, pos, s) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_set_range_tuple_id`.
    pub fn set_range_tuple_id(self, id: Id) -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let mut id = id;
        id.do_not_free_on_drop();
        let id = id.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_set_range_tuple_id(multi, id) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_set_tuple_id`.
    pub fn set_tuple_id(self, type_: DimType, id: Id) -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let type_ = type_.to_i32();
        let mut id = id;
        id.do_not_free_on_drop();
        let id = id.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_set_tuple_id(multi, type_, id) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_set_tuple_name`.
    pub fn set_tuple_name(self, type_: DimType, s: &str) -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let type_ = type_.to_i32();
        let s = CString::new(s).unwrap();
        let s = s.as_ptr();
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_set_tuple_name(multi, type_, s) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_set_union_pw_aff`.
    pub fn set_union_pw_aff(self, pos: i32, el: UnionPwAff)
                            -> Result<MultiUnionPwAff, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let mut multi = multi;
        multi.do_not_free_on_drop();
        let multi = multi.ptr;
        let mut el = el;
        el.do_not_free_on_drop();
        let el = el.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_set_union_pw_aff(multi, pos, el) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_size`.
    pub fn size(&self) -> Result<i32, LibISLError> {
        let multi = self;
        let isl_rs_ctx = multi.get_ctx();
        let multi = multi.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_size(multi) };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_sub`.
    pub fn sub(self, multi2: MultiUnionPwAff) -> Result<MultiUnionPwAff, LibISLError> {
        let multi1 = self;
        let isl_rs_ctx = multi1.get_ctx();
        let mut multi1 = multi1;
        multi1.do_not_free_on_drop();
        let multi1 = multi1.ptr;
        let mut multi2 = multi2;
        multi2.do_not_free_on_drop();
        let multi2 = multi2.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_sub(multi1, multi2) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_to_str`.
    pub fn to_str(&self) -> Result<&str, LibISLError> {
        let mupa = self;
        let isl_rs_ctx = mupa.get_ctx();
        let mupa = mupa.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_to_str(mupa) };
        let isl_rs_result = unsafe { CStr::from_ptr(isl_rs_result) };
        let isl_rs_result = isl_rs_result.to_str().unwrap();
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_union_add`.
    pub fn union_add(self, mupa2: MultiUnionPwAff) -> Result<MultiUnionPwAff, LibISLError> {
        let mupa1 = self;
        let isl_rs_ctx = mupa1.get_ctx();
        let mut mupa1 = mupa1;
        mupa1.do_not_free_on_drop();
        let mupa1 = mupa1.ptr;
        let mut mupa2 = mupa2;
        mupa2.do_not_free_on_drop();
        let mupa2 = mupa2.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_union_add(mupa1, mupa2) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_zero`.
    pub fn zero(space: Space) -> Result<MultiUnionPwAff, LibISLError> {
        let isl_rs_ctx = space.get_ctx();
        let mut space = space;
        space.do_not_free_on_drop();
        let space = space.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_zero(space) };
        let isl_rs_result = MultiUnionPwAff { ptr: isl_rs_result,
                                              should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_multi_union_pw_aff_zero_union_set`.
    pub fn zero_union_set(self) -> Result<UnionSet, LibISLError> {
        let mupa = self;
        let isl_rs_ctx = mupa.get_ctx();
        let mut mupa = mupa;
        mupa.do_not_free_on_drop();
        let mupa = mupa.ptr;
        let isl_rs_result = unsafe { isl_multi_union_pw_aff_zero_union_set(mupa) };
        let isl_rs_result = UnionSet { ptr: isl_rs_result,
                                       should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            let err_msg = isl_rs_ctx.last_error_msg();
            isl_rs_ctx.reset_error();
            return Err(LibISLError::new(err, err_msg));
        }
        Ok(isl_rs_result)
    }

    /// Does not call isl_multi_union_pw_aff_free() on being dropped. (For
    /// internal use only.)
    pub fn do_not_free_on_drop(&mut self) {
        self.should_free_on_drop = false;
    }
}

impl Drop for MultiUnionPwAff {
    fn drop(&mut self) {
        if self.should_free_on_drop {
            unsafe {
                isl_multi_union_pw_aff_free(self.ptr);
            }
        }
    }
}