src/test/codegen-units/item-collection/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-mono-items=eager
// compile-flags:-Zinline-in-all-cgus

#![deny(dead_code)]
#![feature(start)]

//~ MONO_ITEM fn core::ptr[0]::drop_in_place[0]<transitive_drop_glue::Root[0]> @@ transitive_drop_glue-cgu.0[Internal]
struct Root(Intermediate);
//~ MONO_ITEM fn core::ptr[0]::drop_in_place[0]<transitive_drop_glue::Intermediate[0]> @@ transitive_drop_glue-cgu.0[Internal]
struct Intermediate(Leaf);
//~ MONO_ITEM fn core::ptr[0]::drop_in_place[0]<transitive_drop_glue::Leaf[0]> @@ transitive_drop_glue-cgu.0[Internal]
struct Leaf;

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

struct RootGen<T>(IntermediateGen<T>);
struct IntermediateGen<T>(LeafGen<T>);
struct LeafGen<T>(T);

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

//~ MONO_ITEM fn transitive_drop_glue::start[0]
#[start]
fn start(_: isize, _: *const *const u8) -> isize {
    let _ = Root(Intermediate(Leaf));

    //~ MONO_ITEM fn core::ptr[0]::drop_in_place[0]<transitive_drop_glue::RootGen[0]<u32>> @@ transitive_drop_glue-cgu.0[Internal]
    //~ MONO_ITEM fn core::ptr[0]::drop_in_place[0]<transitive_drop_glue::IntermediateGen[0]<u32>> @@ transitive_drop_glue-cgu.0[Internal]
    //~ MONO_ITEM fn core::ptr[0]::drop_in_place[0]<transitive_drop_glue::LeafGen[0]<u32>> @@ transitive_drop_glue-cgu.0[Internal]
    //~ MONO_ITEM fn transitive_drop_glue::{{impl}}[1]::drop[0]<u32>
    let _ = RootGen(IntermediateGen(LeafGen(0u32)));

    //~ MONO_ITEM fn core::ptr[0]::drop_in_place[0]<transitive_drop_glue::RootGen[0]<i16>> @@ transitive_drop_glue-cgu.0[Internal]
    //~ MONO_ITEM fn core::ptr[0]::drop_in_place[0]<transitive_drop_glue::IntermediateGen[0]<i16>> @@ transitive_drop_glue-cgu.0[Internal]
    //~ MONO_ITEM fn core::ptr[0]::drop_in_place[0]<transitive_drop_glue::LeafGen[0]<i16>> @@ transitive_drop_glue-cgu.0[Internal]
    //~ MONO_ITEM fn transitive_drop_glue::{{impl}}[1]::drop[0]<i16>
    let _ = RootGen(IntermediateGen(LeafGen(0i16)));

    0
}