isl_rs/bindings/

pw_multi_aff.rs

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

use super::{
    Context, DimType, Error, Id, LibISLError, Map, MultiAff, MultiId, MultiPwAff, MultiVal, PwAff,
    PwMultiAffList, Set, Space, UnionPwMultiAff, Val,
};
use libc::uintptr_t;
use std::ffi::{CStr, CString};
use std::os::raw::c_char;

/// Wraps `isl_pw_multi_aff`.
pub struct PwMultiAff {
    pub ptr: uintptr_t,
    pub should_free_on_drop: bool,
}

extern "C" {

    fn isl_pw_multi_aff_add(pma1: uintptr_t, pma2: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_add_constant_multi_val(pma: uintptr_t, mv: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_add_constant_val(pma: uintptr_t, v: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_align_params(pma: uintptr_t, model: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_alloc(set: uintptr_t, maff: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_as_map(pma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_as_multi_aff(pma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_as_set(pma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_bind_domain(pma: uintptr_t, tuple: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_bind_domain_wrapped_domain(pma: uintptr_t, tuple: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_coalesce(pma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_copy(pma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_dim(pma: uintptr_t, type_: i32) -> i32;

    fn isl_pw_multi_aff_domain(pma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_domain_map(space: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_domain_reverse(pma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_drop_dims(pma: uintptr_t, type_: i32, first: u32, n: u32) -> uintptr_t;

    fn isl_pw_multi_aff_drop_unused_params(pma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_dump(pma: uintptr_t) -> ();

    fn isl_pw_multi_aff_empty(space: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_find_dim_by_name(pma: uintptr_t, type_: i32, name: *const c_char) -> i32;

    fn isl_pw_multi_aff_fix_si(pma: uintptr_t, type_: i32, pos: u32, value: i32) -> uintptr_t;

    fn isl_pw_multi_aff_flat_range_product(pma1: uintptr_t, pma2: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_free(pma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_from_domain(set: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_from_map(map: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_from_multi_aff(ma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_from_multi_pw_aff(mpa: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_from_pw_aff(pa: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_from_set(set: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_get_at(pma: uintptr_t, pos: i32) -> uintptr_t;

    fn isl_pw_multi_aff_get_ctx(pma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_get_dim_id(pma: uintptr_t, type_: i32, pos: u32) -> uintptr_t;

    fn isl_pw_multi_aff_get_dim_name(pma: uintptr_t, type_: i32, pos: u32) -> *const c_char;

    fn isl_pw_multi_aff_get_domain_space(pma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_get_pw_aff(pma: uintptr_t, pos: i32) -> uintptr_t;

    fn isl_pw_multi_aff_get_range_tuple_id(pma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_get_space(pma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_get_tuple_id(pma: uintptr_t, type_: i32) -> uintptr_t;

    fn isl_pw_multi_aff_get_tuple_name(pma: uintptr_t, type_: i32) -> *const c_char;

    fn isl_pw_multi_aff_gist(pma: uintptr_t, set: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_gist_params(pma: uintptr_t, set: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_has_range_tuple_id(pma: uintptr_t) -> i32;

    fn isl_pw_multi_aff_has_tuple_id(pma: uintptr_t, type_: i32) -> i32;

    fn isl_pw_multi_aff_has_tuple_name(pma: uintptr_t, type_: i32) -> i32;

    fn isl_pw_multi_aff_identity(space: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_identity_on_domain_space(space: uintptr_t) -> uintptr_t;

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

    fn isl_pw_multi_aff_intersect_domain(pma: uintptr_t, set: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_intersect_domain_wrapped_domain(pma: uintptr_t, set: uintptr_t)
                                                        -> uintptr_t;

    fn isl_pw_multi_aff_intersect_domain_wrapped_range(pma: uintptr_t, set: uintptr_t)
                                                       -> uintptr_t;

    fn isl_pw_multi_aff_intersect_params(pma: uintptr_t, set: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_involves_dims(pma: uintptr_t, type_: i32, first: u32, n: u32) -> i32;

    fn isl_pw_multi_aff_involves_locals(pma: uintptr_t) -> i32;

    fn isl_pw_multi_aff_involves_nan(pma: uintptr_t) -> i32;

    fn isl_pw_multi_aff_involves_param_id(pma: uintptr_t, id: uintptr_t) -> i32;

    fn isl_pw_multi_aff_is_equal(pma1: uintptr_t, pma2: uintptr_t) -> i32;

    fn isl_pw_multi_aff_isa_multi_aff(pma: uintptr_t) -> i32;

    fn isl_pw_multi_aff_max_multi_val(pma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_min_multi_val(pma: uintptr_t) -> uintptr_t;

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

    fn isl_pw_multi_aff_n_piece(pma: uintptr_t) -> i32;

    fn isl_pw_multi_aff_neg(pma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_plain_is_equal(pma1: uintptr_t, pma2: uintptr_t) -> i32;

    fn isl_pw_multi_aff_preimage_domain_wrapped_domain_pw_multi_aff(pma1: uintptr_t,
                                                                    pma2: uintptr_t)
                                                                    -> uintptr_t;

    fn isl_pw_multi_aff_product(pma1: uintptr_t, pma2: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_project_domain_on_params(pma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_project_out_map(space: uintptr_t, type_: i32, first: u32, n: u32)
                                        -> uintptr_t;

    fn isl_pw_multi_aff_pullback_multi_aff(pma: uintptr_t, ma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_pullback_pw_multi_aff(pma1: uintptr_t, pma2: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_range_factor_domain(pma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_range_factor_range(pma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_range_map(space: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_range_product(pma1: uintptr_t, pma2: uintptr_t) -> uintptr_t;

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

    fn isl_pw_multi_aff_reset_tuple_id(pma: uintptr_t, type_: i32) -> uintptr_t;

    fn isl_pw_multi_aff_reset_user(pma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_scale_down_multi_val(pma: uintptr_t, mv: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_scale_down_val(pma: uintptr_t, v: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_scale_multi_val(pma: uintptr_t, mv: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_scale_val(pma: uintptr_t, v: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_set_dim_id(pma: uintptr_t, type_: i32, pos: u32, id: uintptr_t)
                                   -> uintptr_t;

    fn isl_pw_multi_aff_set_pw_aff(pma: uintptr_t, pos: u32, pa: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_set_range_tuple_id(pma: uintptr_t, id: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_set_tuple_id(pma: uintptr_t, type_: i32, id: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_sub(pma1: uintptr_t, pma2: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_subtract_domain(pma: uintptr_t, set: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_to_list(el: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_to_multi_pw_aff(pma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_to_str(pma: uintptr_t) -> *const c_char;

    fn isl_pw_multi_aff_to_union_pw_multi_aff(pma: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_union_add(pma1: uintptr_t, pma2: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_union_lexmax(pma1: uintptr_t, pma2: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_union_lexmin(pma1: uintptr_t, pma2: uintptr_t) -> uintptr_t;

    fn isl_pw_multi_aff_zero(space: uintptr_t) -> uintptr_t;

}

impl PwMultiAff {
    /// Wraps `isl_pw_multi_aff_add`.
    pub fn add(self, pma2: PwMultiAff) -> Result<PwMultiAff, LibISLError> {
        let pma1 = self;
        let isl_rs_ctx = pma1.get_ctx();
        let mut pma1 = pma1;
        pma1.do_not_free_on_drop();
        let pma1 = pma1.ptr;
        let mut pma2 = pma2;
        pma2.do_not_free_on_drop();
        let pma2 = pma2.ptr;
        let isl_rs_result = unsafe { isl_pw_multi_aff_add(pma1, pma2) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

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

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

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

    /// Wraps `isl_pw_multi_aff_alloc`.
    pub fn alloc(set: Set, maff: MultiAff) -> Result<PwMultiAff, LibISLError> {
        let isl_rs_ctx = set.get_ctx();
        let mut set = set;
        set.do_not_free_on_drop();
        let set = set.ptr;
        let mut maff = maff;
        maff.do_not_free_on_drop();
        let maff = maff.ptr;
        let isl_rs_result = unsafe { isl_pw_multi_aff_alloc(set, maff) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

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

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

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

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

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

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

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

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

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

    /// Wraps `isl_pw_multi_aff_domain_map`.
    pub fn domain_map(space: Space) -> Result<PwMultiAff, 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_pw_multi_aff_domain_map(space) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

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

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

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

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

    /// Wraps `isl_pw_multi_aff_empty`.
    pub fn empty(space: Space) -> Result<PwMultiAff, 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_pw_multi_aff_empty(space) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

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

    /// Wraps `isl_pw_multi_aff_fix_si`.
    pub fn fix_si(self, type_: DimType, pos: u32, value: i32) -> Result<PwMultiAff, LibISLError> {
        let pma = self;
        let isl_rs_ctx = pma.get_ctx();
        let mut pma = pma;
        pma.do_not_free_on_drop();
        let pma = pma.ptr;
        let type_ = type_.to_i32();
        let isl_rs_result = unsafe { isl_pw_multi_aff_fix_si(pma, type_, pos, value) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_pw_multi_aff_flat_range_product`.
    pub fn flat_range_product(self, pma2: PwMultiAff) -> Result<PwMultiAff, LibISLError> {
        let pma1 = self;
        let isl_rs_ctx = pma1.get_ctx();
        let mut pma1 = pma1;
        pma1.do_not_free_on_drop();
        let pma1 = pma1.ptr;
        let mut pma2 = pma2;
        pma2.do_not_free_on_drop();
        let pma2 = pma2.ptr;
        let isl_rs_result = unsafe { isl_pw_multi_aff_flat_range_product(pma1, pma2) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

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

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

    /// Wraps `isl_pw_multi_aff_from_map`.
    pub fn from_map(map: Map) -> Result<PwMultiAff, LibISLError> {
        let isl_rs_ctx = map.get_ctx();
        let mut map = map;
        map.do_not_free_on_drop();
        let map = map.ptr;
        let isl_rs_result = unsafe { isl_pw_multi_aff_from_map(map) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_pw_multi_aff_from_multi_aff`.
    pub fn from_multi_aff(ma: MultiAff) -> Result<PwMultiAff, 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_pw_multi_aff_from_multi_aff(ma) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_pw_multi_aff_from_multi_pw_aff`.
    pub fn from_multi_pw_aff(mpa: MultiPwAff) -> Result<PwMultiAff, 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_pw_multi_aff_from_multi_pw_aff(mpa) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

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

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

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

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

    /// Wraps `isl_pw_multi_aff_get_dim_id`.
    pub fn get_dim_id(&self, type_: DimType, pos: u32) -> Result<Id, LibISLError> {
        let pma = self;
        let isl_rs_ctx = pma.get_ctx();
        let pma = pma.ptr;
        let type_ = type_.to_i32();
        let isl_rs_result = unsafe { isl_pw_multi_aff_get_dim_id(pma, 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_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_pw_multi_aff_get_dim_name`.
    pub fn get_dim_name(&self, type_: DimType, pos: u32) -> Result<&str, LibISLError> {
        let pma = self;
        let isl_rs_ctx = pma.get_ctx();
        let pma = pma.ptr;
        let type_ = type_.to_i32();
        let isl_rs_result = unsafe { isl_pw_multi_aff_get_dim_name(pma, type_, pos) };
        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_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_pw_multi_aff_get_domain_space`.
    pub fn get_domain_space(&self) -> Result<Space, LibISLError> {
        let pma = self;
        let isl_rs_ctx = pma.get_ctx();
        let pma = pma.ptr;
        let isl_rs_result = unsafe { isl_pw_multi_aff_get_domain_space(pma) };
        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_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

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

    /// Wraps `isl_pw_multi_aff_get_range_tuple_id`.
    pub fn get_range_tuple_id(&self) -> Result<Id, LibISLError> {
        let pma = self;
        let isl_rs_ctx = pma.get_ctx();
        let pma = pma.ptr;
        let isl_rs_result = unsafe { isl_pw_multi_aff_get_range_tuple_id(pma) };
        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_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_pw_multi_aff_get_space`.
    pub fn get_space(&self) -> Result<Space, LibISLError> {
        let pma = self;
        let isl_rs_ctx = pma.get_ctx();
        let pma = pma.ptr;
        let isl_rs_result = unsafe { isl_pw_multi_aff_get_space(pma) };
        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_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_pw_multi_aff_get_tuple_id`.
    pub fn get_tuple_id(&self, type_: DimType) -> Result<Id, LibISLError> {
        let pma = self;
        let isl_rs_ctx = pma.get_ctx();
        let pma = pma.ptr;
        let type_ = type_.to_i32();
        let isl_rs_result = unsafe { isl_pw_multi_aff_get_tuple_id(pma, 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_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_pw_multi_aff_get_tuple_name`.
    pub fn get_tuple_name(&self, type_: DimType) -> Result<&str, LibISLError> {
        let pma = self;
        let isl_rs_ctx = pma.get_ctx();
        let pma = pma.ptr;
        let type_ = type_.to_i32();
        let isl_rs_result = unsafe { isl_pw_multi_aff_get_tuple_name(pma, 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_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

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

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

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

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

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

    /// Wraps `isl_pw_multi_aff_identity`.
    pub fn identity(space: Space) -> Result<PwMultiAff, 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_pw_multi_aff_identity(space) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_pw_multi_aff_identity_on_domain_space`.
    pub fn identity_on_domain_space(space: Space) -> Result<PwMultiAff, 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_pw_multi_aff_identity_on_domain_space(space) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

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

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

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

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

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

    /// Wraps `isl_pw_multi_aff_involves_dims`.
    pub fn involves_dims(&self, type_: DimType, first: u32, n: u32) -> Result<bool, LibISLError> {
        let pma = self;
        let isl_rs_ctx = pma.get_ctx();
        let pma = pma.ptr;
        let type_ = type_.to_i32();
        let isl_rs_result = unsafe { isl_pw_multi_aff_involves_dims(pma, type_, first, n) };
        let isl_rs_result = match isl_rs_result {
            0 => false,
            1 => true,
            _ => panic!("Got isl_bool = -1"),
        };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

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

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

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

    /// Wraps `isl_pw_multi_aff_is_equal`.
    pub fn is_equal(&self, pma2: &PwMultiAff) -> Result<bool, LibISLError> {
        let pma1 = self;
        let isl_rs_ctx = pma1.get_ctx();
        let pma1 = pma1.ptr;
        let pma2 = pma2.ptr;
        let isl_rs_result = unsafe { isl_pw_multi_aff_is_equal(pma1, pma2) };
        let isl_rs_result = match isl_rs_result {
            0 => false,
            1 => true,
            _ => panic!("Got isl_bool = -1"),
        };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

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

    /// Wraps `isl_pw_multi_aff_max_multi_val`.
    pub fn max_multi_val(self) -> Result<MultiVal, LibISLError> {
        let pma = self;
        let isl_rs_ctx = pma.get_ctx();
        let mut pma = pma;
        pma.do_not_free_on_drop();
        let pma = pma.ptr;
        let isl_rs_result = unsafe { isl_pw_multi_aff_max_multi_val(pma) };
        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_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_pw_multi_aff_min_multi_val`.
    pub fn min_multi_val(self) -> Result<MultiVal, LibISLError> {
        let pma = self;
        let isl_rs_ctx = pma.get_ctx();
        let mut pma = pma;
        pma.do_not_free_on_drop();
        let pma = pma.ptr;
        let isl_rs_result = unsafe { isl_pw_multi_aff_min_multi_val(pma) };
        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_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_pw_multi_aff_multi_val_on_domain`.
    pub fn multi_val_on_domain(domain: Set, mv: MultiVal) -> Result<PwMultiAff, 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_pw_multi_aff_multi_val_on_domain(domain, mv) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

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

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

    /// Wraps `isl_pw_multi_aff_plain_is_equal`.
    pub fn plain_is_equal(&self, pma2: &PwMultiAff) -> Result<bool, LibISLError> {
        let pma1 = self;
        let isl_rs_ctx = pma1.get_ctx();
        let pma1 = pma1.ptr;
        let pma2 = pma2.ptr;
        let isl_rs_result = unsafe { isl_pw_multi_aff_plain_is_equal(pma1, pma2) };
        let isl_rs_result = match isl_rs_result {
            0 => false,
            1 => true,
            _ => panic!("Got isl_bool = -1"),
        };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_pw_multi_aff_preimage_domain_wrapped_domain_pw_multi_aff`.
    pub fn preimage_domain_wrapped_domain_pw_multi_aff(self, pma2: PwMultiAff)
                                                       -> Result<PwMultiAff, LibISLError> {
        let pma1 = self;
        let isl_rs_ctx = pma1.get_ctx();
        let mut pma1 = pma1;
        pma1.do_not_free_on_drop();
        let pma1 = pma1.ptr;
        let mut pma2 = pma2;
        pma2.do_not_free_on_drop();
        let pma2 = pma2.ptr;
        let isl_rs_result =
            unsafe { isl_pw_multi_aff_preimage_domain_wrapped_domain_pw_multi_aff(pma1, pma2) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_pw_multi_aff_product`.
    pub fn product(self, pma2: PwMultiAff) -> Result<PwMultiAff, LibISLError> {
        let pma1 = self;
        let isl_rs_ctx = pma1.get_ctx();
        let mut pma1 = pma1;
        pma1.do_not_free_on_drop();
        let pma1 = pma1.ptr;
        let mut pma2 = pma2;
        pma2.do_not_free_on_drop();
        let pma2 = pma2.ptr;
        let isl_rs_result = unsafe { isl_pw_multi_aff_product(pma1, pma2) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

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

    /// Wraps `isl_pw_multi_aff_project_out_map`.
    pub fn project_out_map(space: Space, type_: DimType, first: u32, n: u32)
                           -> Result<PwMultiAff, LibISLError> {
        let isl_rs_ctx = space.get_ctx();
        let mut space = space;
        space.do_not_free_on_drop();
        let space = space.ptr;
        let type_ = type_.to_i32();
        let isl_rs_result = unsafe { isl_pw_multi_aff_project_out_map(space, type_, first, n) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

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

    /// Wraps `isl_pw_multi_aff_pullback_pw_multi_aff`.
    pub fn pullback_pw_multi_aff(self, pma2: PwMultiAff) -> Result<PwMultiAff, LibISLError> {
        let pma1 = self;
        let isl_rs_ctx = pma1.get_ctx();
        let mut pma1 = pma1;
        pma1.do_not_free_on_drop();
        let pma1 = pma1.ptr;
        let mut pma2 = pma2;
        pma2.do_not_free_on_drop();
        let pma2 = pma2.ptr;
        let isl_rs_result = unsafe { isl_pw_multi_aff_pullback_pw_multi_aff(pma1, pma2) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

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

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

    /// Wraps `isl_pw_multi_aff_range_map`.
    pub fn range_map(space: Space) -> Result<PwMultiAff, 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_pw_multi_aff_range_map(space) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_pw_multi_aff_range_product`.
    pub fn range_product(self, pma2: PwMultiAff) -> Result<PwMultiAff, LibISLError> {
        let pma1 = self;
        let isl_rs_ctx = pma1.get_ctx();
        let mut pma1 = pma1;
        pma1.do_not_free_on_drop();
        let pma1 = pma1.ptr;
        let mut pma2 = pma2;
        pma2.do_not_free_on_drop();
        let pma2 = pma2.ptr;
        let isl_rs_result = unsafe { isl_pw_multi_aff_range_product(pma1, pma2) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_pw_multi_aff_read_from_str`.
    pub fn read_from_str(ctx: &Context, str_: &str) -> Result<PwMultiAff, 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_pw_multi_aff_read_from_str(ctx, str_) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

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

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

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

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

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

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

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

    /// Wraps `isl_pw_multi_aff_set_pw_aff`.
    pub fn set_pw_aff(self, pos: u32, pa: PwAff) -> Result<PwMultiAff, LibISLError> {
        let pma = self;
        let isl_rs_ctx = pma.get_ctx();
        let mut pma = pma;
        pma.do_not_free_on_drop();
        let pma = pma.ptr;
        let mut pa = pa;
        pa.do_not_free_on_drop();
        let pa = pa.ptr;
        let isl_rs_result = unsafe { isl_pw_multi_aff_set_pw_aff(pma, pos, pa) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

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

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

    /// Wraps `isl_pw_multi_aff_sub`.
    pub fn sub(self, pma2: PwMultiAff) -> Result<PwMultiAff, LibISLError> {
        let pma1 = self;
        let isl_rs_ctx = pma1.get_ctx();
        let mut pma1 = pma1;
        pma1.do_not_free_on_drop();
        let pma1 = pma1.ptr;
        let mut pma2 = pma2;
        pma2.do_not_free_on_drop();
        let pma2 = pma2.ptr;
        let isl_rs_result = unsafe { isl_pw_multi_aff_sub(pma1, pma2) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

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

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

    /// Wraps `isl_pw_multi_aff_to_multi_pw_aff`.
    pub fn to_multi_pw_aff(self) -> Result<MultiPwAff, LibISLError> {
        let pma = self;
        let isl_rs_ctx = pma.get_ctx();
        let mut pma = pma;
        pma.do_not_free_on_drop();
        let pma = pma.ptr;
        let isl_rs_result = unsafe { isl_pw_multi_aff_to_multi_pw_aff(pma) };
        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_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_pw_multi_aff_to_str`.
    pub fn to_str(&self) -> Result<&str, LibISLError> {
        let pma = self;
        let isl_rs_ctx = pma.get_ctx();
        let pma = pma.ptr;
        let isl_rs_result = unsafe { isl_pw_multi_aff_to_str(pma) };
        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_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

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

    /// Wraps `isl_pw_multi_aff_union_add`.
    pub fn union_add(self, pma2: PwMultiAff) -> Result<PwMultiAff, LibISLError> {
        let pma1 = self;
        let isl_rs_ctx = pma1.get_ctx();
        let mut pma1 = pma1;
        pma1.do_not_free_on_drop();
        let pma1 = pma1.ptr;
        let mut pma2 = pma2;
        pma2.do_not_free_on_drop();
        let pma2 = pma2.ptr;
        let isl_rs_result = unsafe { isl_pw_multi_aff_union_add(pma1, pma2) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_pw_multi_aff_union_lexmax`.
    pub fn union_lexmax(self, pma2: PwMultiAff) -> Result<PwMultiAff, LibISLError> {
        let pma1 = self;
        let isl_rs_ctx = pma1.get_ctx();
        let mut pma1 = pma1;
        pma1.do_not_free_on_drop();
        let pma1 = pma1.ptr;
        let mut pma2 = pma2;
        pma2.do_not_free_on_drop();
        let pma2 = pma2.ptr;
        let isl_rs_result = unsafe { isl_pw_multi_aff_union_lexmax(pma1, pma2) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_pw_multi_aff_union_lexmin`.
    pub fn union_lexmin(self, pma2: PwMultiAff) -> Result<PwMultiAff, LibISLError> {
        let pma1 = self;
        let isl_rs_ctx = pma1.get_ctx();
        let mut pma1 = pma1;
        pma1.do_not_free_on_drop();
        let pma1 = pma1.ptr;
        let mut pma2 = pma2;
        pma2.do_not_free_on_drop();
        let pma2 = pma2.ptr;
        let isl_rs_result = unsafe { isl_pw_multi_aff_union_lexmin(pma1, pma2) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

    /// Wraps `isl_pw_multi_aff_zero`.
    pub fn zero(space: Space) -> Result<PwMultiAff, 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_pw_multi_aff_zero(space) };
        let isl_rs_result = PwMultiAff { ptr: isl_rs_result,
                                         should_free_on_drop: true };
        let err = isl_rs_ctx.last_error();
        if err != Error::None_ {
            return Err(LibISLError::new(err, isl_rs_ctx.last_error_msg()));
        }
        Ok(isl_rs_result)
    }

    /// Does not call isl_pw_multi_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 PwMultiAff {
    fn drop(&mut self) {
        if self.should_free_on_drop {
            unsafe {
                isl_pw_multi_aff_free(self.ptr);
            }
        }
    }
}