mirror of
https://github.com/rust-lang/rust.git
synced 2024-12-18 11:34:11 +00:00
24 lines
426 B
Rust
24 lines
426 B
Rust
// compile-flags: -O -Zmutable-noalias=no
|
|
|
|
#![crate_type = "lib"]
|
|
|
|
// `-Zmutable-noalias=no` should disable noalias on mut refs...
|
|
|
|
// CHECK-LABEL: @test_mut_ref(
|
|
// CHECK-NOT: noalias
|
|
// CHECK-SAME: %x
|
|
#[no_mangle]
|
|
pub fn test_mut_ref(x: &mut i32) -> &mut i32 {
|
|
x
|
|
}
|
|
|
|
// ...but not on shared refs
|
|
|
|
// CHECK-LABEL: @test_ref(
|
|
// CHECK-SAME: noalias
|
|
// CHECK-SAME: %x
|
|
#[no_mangle]
|
|
pub fn test_ref(x: &i32) -> &i32 {
|
|
x
|
|
}
|