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regression test from 121610.

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This commit is contained in:
Felix S. Klock II 2024-03-08 11:46:17 -05:00
parent a8549b4152
commit f86b46a9cc
2 changed files with 41 additions and 0 deletions
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18
tests/ui/consts/future-incompat-mutable-in-final-value-issue-121610.rs Normal file
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@ -0,0 +1,18 @@
//@ check-pass
use std::cell::Cell;
pub enum JsValue {
Undefined,
Object(Cell<bool>),
}
impl ::std::ops::Drop for JsValue {
fn drop(&mut self) {}
}
const UNDEFINED: &JsValue = &JsValue::Undefined;
//~^ WARN encountered mutable pointer in final value of constant
//~| WARN this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
fn main() {
}

23
tests/ui/consts/future-incompat-mutable-in-final-value-issue-121610.stderr Normal file
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warning: encountered mutable pointer in final value of constant
--> $DIR/future-incompat-mutable-in-final-value-issue-121610.rs:13:1
|
LL | const UNDEFINED: &JsValue = &JsValue::Undefined;
| ^^^^^^^^^^^^^^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #122153 <https://github.com/rust-lang/rust/issues/122153>
= note: `#[warn(const_eval_mutable_ptr_in_final_value)]` on by default
warning: 1 warning emitted
Future incompatibility report: Future breakage diagnostic:
warning: encountered mutable pointer in final value of constant
--> $DIR/future-incompat-mutable-in-final-value-issue-121610.rs:13:1
|
LL | const UNDEFINED: &JsValue = &JsValue::Undefined;
| ^^^^^^^^^^^^^^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #122153 <https://github.com/rust-lang/rust/issues/122153>
= note: `#[warn(const_eval_mutable_ptr_in_final_value)]` on by default