Imported Upstream version 1.9.0+dfsg1

[rustc.git] / src / test / codegen-units / transitive-drop-glue.rs

// Copyright 2012-2015 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.

// ignore-tidy-linelength
// compile-flags:-Zprint-trans-items=eager

#![deny(dead_code)]

//~ TRANS_ITEM drop-glue transitive_drop_glue::Root[0]
struct Root(Intermediate);
//~ TRANS_ITEM drop-glue transitive_drop_glue::Intermediate[0]
struct Intermediate(Leaf);
//~ TRANS_ITEM drop-glue transitive_drop_glue::Leaf[0]
struct Leaf;

impl Drop for Leaf {
    //~ TRANS_ITEM fn transitive_drop_glue::{{impl}}[0]::drop[0]
    fn drop(&mut self) {}
}

//~ TRANS_ITEM drop-glue transitive_drop_glue::Root[0]
struct RootGen<T>(IntermediateGen<T>);
//~ TRANS_ITEM drop-glue transitive_drop_glue::Root[0]
struct IntermediateGen<T>(LeafGen<T>);
//~ TRANS_ITEM drop-glue transitive_drop_glue::Root[0]
struct LeafGen<T>(T);

impl<T> Drop for LeafGen<T> {
    fn drop(&mut self) {}
}

//~ TRANS_ITEM fn transitive_drop_glue::main[0]
fn main() {

    let _ = Root(Intermediate(Leaf));

    //~ TRANS_ITEM drop-glue transitive_drop_glue::RootGen[0]<u32>
    //~ TRANS_ITEM drop-glue transitive_drop_glue::IntermediateGen[0]<u32>
    //~ TRANS_ITEM drop-glue transitive_drop_glue::LeafGen[0]<u32>
    //~ TRANS_ITEM fn transitive_drop_glue::{{impl}}[1]::drop[0]<u32>
    let _ = RootGen(IntermediateGen(LeafGen(0u32)));

    //~ TRANS_ITEM drop-glue transitive_drop_glue::RootGen[0]<i16>
    //~ TRANS_ITEM drop-glue transitive_drop_glue::IntermediateGen[0]<i16>
    //~ TRANS_ITEM drop-glue transitive_drop_glue::LeafGen[0]<i16>
    //~ TRANS_ITEM fn transitive_drop_glue::{{impl}}[1]::drop[0]<i16>
    let _ = RootGen(IntermediateGen(LeafGen(0i16)));
}