Function table_init_with_externref_global_get

tests/all/gc.rs:703–733

()

#[test]
#[cfg_attr(miri, ignore)]
fn table_init_with_externref_global_get() -> wasmtime::Result<()> {
    let dropped = Arc::new(AtomicBool::new(false));

    let mut config = Config::new();
    config.wasm_function_references(true);
    let engine = Engine::new(&config)?;
    let mut store = Store::new(&engine, ());
    let module = Module::new(
        &engine,
        r#"
            (module
                (import "" "" (global $init externref))
                (table $t 1 externref (global.get $init))
            )
        "#,
    )?;

    let externref = ExternRef::new(&mut store, SetFlagOnDrop(dropped.clone()))?;
    let global = Global::new(
        &mut store,
        GlobalType::new(ValType::EXTERNREF, Mutability::Const),
        externref.into(),
    )?;

    Instance::new(&mut store, &module, &[global.into()])?;

    drop(store);

    assert!(dropped.load(SeqCst));
    Ok(())
}

#[test]
fn rooted_gets_collected_after_scope_exit() -> Result<()> {