[rustc.git] / tests / codegen / noalias-refcell.rs

// compile-flags: -O -C no-prepopulate-passes -Z mutable-noalias=yes

#![crate_type = "lib"]

use std::cell::{Ref, RefCell, RefMut};

// Make sure that none of the arguments get a `noalias` attribute, because
// the `RefCell` might alias writes after either `Ref`/`RefMut` is dropped.

// CHECK-LABEL: @maybe_aliased(
// CHECK-NOT: noalias
// CHECK-SAME: %_refcell
#[no_mangle]
pub unsafe fn maybe_aliased(_: Ref<'_, i32>, _: RefMut<'_, i32>, _refcell: &RefCell<i32>) {}
Commit	Line	Data
923072b8 FG	1	// compile-flags: -O -C no-prepopulate-passes -Z mutable-noalias=yes
	2
	3	#![crate_type = "lib"]
	4
	5	use std::cell::{Ref, RefCell, RefMut};
	6
	7	// Make sure that none of the arguments get a `noalias` attribute, because
	8	// the `RefCell` might alias writes after either `Ref`/`RefMut` is dropped.
	9
	10	// CHECK-LABEL: @maybe_aliased(
	11	// CHECK-NOT: noalias
	12	// CHECK-SAME: %_refcell
	13	#[no_mangle]
	14	pub unsafe fn maybe_aliased(_: Ref<'_, i32>, _: RefMut<'_, i32>, _refcell: &RefCell<i32>) {}