rust/tests/codegen/noalias-unpin.rs

16 lines
327 B
Rust

//@ compile-flags: -O -Z mutable-noalias=yes
#![crate_type = "lib"]
pub struct SelfRef {
self_ref: *mut SelfRef,
_pin: std::marker::PhantomPinned,
}
// CHECK-LABEL: @test_self_ref(
// CHECK-NOT: noalias
#[no_mangle]
pub unsafe fn test_self_ref(s: &mut SelfRef) {
(*s.self_ref).self_ref = std::ptr::null_mut();
}