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// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.

pub use llvm::Value;

use llvm;

use std::fmt;
use std::hash::{Hash, Hasher};

impl PartialEq for Value {
    fn eq(&self, other: &Self) -> bool {
        self as *const _ == other as *const _
    }
}

impl Eq for Value {}

impl Hash for Value {
    fn hash<H: Hasher>(&self, hasher: &mut H) {
        (self as *const Self).hash(hasher);
    }
}


impl fmt::Debug for Value {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        f.write_str(&llvm::build_string(|s| unsafe {
            llvm::LLVMRustWriteValueToString(self, s);
        }).expect("nun-UTF8 value description from LLVM"))
    }
}