rust/tests/ui/sanitizer/cfi/async-closures.rs
2024-10-10 01:13:29 +02:00

34 lines
992 B
Rust

// Check various forms of dynamic closure calls
//@ edition: 2021
//@ revisions: cfi kcfi
// FIXME(#122848) Remove only-linux once OSX CFI binaries work
//@ only-linux
//@ [cfi] needs-sanitizer-cfi
//@ [kcfi] needs-sanitizer-kcfi
//@ compile-flags: -C target-feature=-crt-static
//@ [cfi] compile-flags: -C codegen-units=1 -C lto -C prefer-dynamic=off -C opt-level=0
//@ [cfi] compile-flags: -Z sanitizer=cfi
//@ [kcfi] compile-flags: -Z sanitizer=kcfi
//@ [kcfi] compile-flags: -C panic=abort -Z panic-abort-tests -C prefer-dynamic=off
//@ run-pass
#![feature(async_closure)]
#![feature(async_fn_traits)]
use std::ops::AsyncFn;
#[inline(never)]
fn identity<T>(x: T) -> T { x }
// We can't actually create a `dyn AsyncFn()`, because it's dyn-incompatible, but we should check
// that we don't bug out when we encounter one.
fn main() {
let f = identity(async || ());
let _ = f.async_call(());
let _ = f();
let g: Box<dyn FnOnce() -> _> = Box::new(f) as _;
let _ = g();
}