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    //! Implements portable bitwise vector reductions.

    macro_rules! impl_bitwise_reductions {
        ($id:ident, $elem_ty:ident) => {
            impl $id {
                /// Lane-wise bitwise `and` of the vector elements.
                #[inline]
                pub fn and(self) -> $elem_ty {
                    ReduceAnd::reduce_and(self)
                }
                /// Lane-wise bitwise `or` of the vector elements.
                #[inline]
                pub fn or(self) -> $elem_ty {
                    ReduceOr::reduce_or(self)
                }
                /// Lane-wise bitwise `xor` of the vector elements.
                #[inline]
                pub fn xor(self) -> $elem_ty {
                    ReduceXor::reduce_xor(self)
                }
            }
        }
    }

    macro_rules! impl_bool_bitwise_reductions {
        ($id:ident, $elem_ty:ident) => {
            impl $id {
                /// Lane-wise bitwise `and` of the vector elements.
                #[inline]
                pub fn and(self) -> $elem_ty {
                    ReduceAnd::reduce_and(self) !=0
                }
                /// Lane-wise bitwise `or` of the vector elements.
                #[inline]
                pub fn or(self) -> $elem_ty {
                    ReduceOr::reduce_or(self) != 0
                }
                /// Lane-wise bitwise `xor` of the vector elements.
                #[inline]
                pub fn xor(self) -> $elem_ty {
                    ReduceXor::reduce_xor(self) != 0
                }
            }
        }
    }

    #[cfg(test)]
    macro_rules! test_bitwise_reductions {
        ($id:ident, $true:expr) => {
            #[test]
            fn and() {
                let false_ = !$true;
                use ::coresimd::simd::$id;
                let v = $id::splat(false_);
                assert_eq!(v.and(), false_);
                let v = $id::splat($true);
                assert_eq!(v.and(), $true);
                let v = $id::splat(false_);
                let v = v.replace(0, $true);
                assert_eq!(v.and(), false_);
                let v = $id::splat($true);
                let v = v.replace(0, false_);
                assert_eq!(v.and(), false_);
            }
            #[test]
            fn or() {
                let false_ = !$true;
                use ::coresimd::simd::$id;
                let v = $id::splat(false_);
                assert_eq!(v.or(), false_);
                let v = $id::splat($true);
                assert_eq!(v.or(), $true);
                let v = $id::splat(false_);
                let v = v.replace(0, $true);
                assert_eq!(v.or(), $true);
                let v = $id::splat($true);
                let v = v.replace(0, false_);
                assert_eq!(v.or(), $true);
            }
            #[test]
            fn xor() {
                let false_ = !$true;
                use ::coresimd::simd::$id;
                let v = $id::splat(false_);
                assert_eq!(v.xor(), false_);
                let v = $id::splat($true);
                assert_eq!(v.xor(), false_);
                let v = $id::splat(false_);
                let v = v.replace(0, $true);
                assert_eq!(v.xor(), $true);
                let v = $id::splat($true);
                let v = v.replace(0, false_);
                assert_eq!(v.xor(), $true);
            }
        }
    }

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