rust/tests/codegen-units/partitioning/local-drop-glue.rs

//@ incremental
//@ compile-flags: -Zprint-mono-items=lazy -Copt-level=0

#![crate_type = "rlib"]

// This test checks that drop glue is generated for types defined in this crate, and that all drop
// glue is put in the fallback CGU.
// This is rather similar to extern-drop-glue.rs.

//~ MONO_ITEM fn std::ptr::drop_in_place::<Struct> - shim(Some(Struct)) @@ local_drop_glue-fallback.cgu[External]
pub struct Struct {
    _a: u32,
}

impl Drop for Struct {
    //~ MONO_ITEM fn <Struct as std::ops::Drop>::drop @@ local_drop_glue-fallback.cgu[External]
    fn drop(&mut self) {}
}

//~ MONO_ITEM fn std::ptr::drop_in_place::<Outer> - shim(Some(Outer)) @@ local_drop_glue-fallback.cgu[External]
pub struct Outer {
    _a: Struct,
}

//~ MONO_ITEM fn user @@ local_drop_glue[External]
pub fn user() {
    let _ = Outer { _a: Struct { _a: 0 } };
}

pub mod mod1 {
    use super::Struct;

    //~ MONO_ITEM fn std::ptr::drop_in_place::<mod1::Struct2> - shim(Some(mod1::Struct2)) @@ local_drop_glue-fallback.cgu[External]
    struct Struct2 {
        _a: Struct,
        //~ MONO_ITEM fn std::ptr::drop_in_place::<(u32, Struct)> - shim(Some((u32, Struct))) @@ local_drop_glue-fallback.cgu[External]
        _b: (u32, Struct),
    }

    //~ MONO_ITEM fn mod1::user @@ local_drop_glue-mod1[External]
    pub fn user() {
        let _ = Struct2 { _a: Struct { _a: 0 }, _b: (0, Struct { _a: 0 }) };
    }
}