rust/tests/ui/sanitizer/cfi/self-ref.rs
Ramon de C Valle 66c93ac8ba CFI: Move CFI ui tests to cfi directory
Moves the CFI ui tests to the cfi directory and removes the cfi prefix
from tests file names similarly to how the cfi codegen tests are
organized.
2024-08-12 14:59:50 -07:00

39 lines
863 B
Rust

// Check that encoding self-referential types works with #[repr(transparent)]
//@ 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 -C prefer-dynamic=off
//@ run-pass
use std::marker::PhantomData;
struct X<T> {
_x: u8,
p: PhantomData<T>,
}
#[repr(transparent)]
struct Y(X<Y>);
trait Fooable {
fn foo(&self, y: Y);
}
struct Bar;
impl Fooable for Bar {
fn foo(&self, _: Y) {}
}
fn main() {
let x = &Bar as &dyn Fooable;
x.foo(Y(X {_x: 0, p: PhantomData}));
}