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Stabilize const Atomic*::into_inner #123522

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merged 1 commit into from Apr 7, 2024

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@dtolnay dtolnay commented Apr 5, 2024

Partial stabilization for #78729, for which the FCP has already completed.

The other into_inner functions in that tracking issue (UnsafeCell, Cell, RefCell) are blocked on #73255 for now.

error[E0493]: destructor of `UnsafeCell<T>` cannot be evaluated at compile-time
    --> library/core/src/cell.rs:2076:29
     |
2076 |     pub const fn into_inner(self) -> T {
     |                             ^^^^ the destructor for this type cannot be evaluated in constant functions
2077 |         self.value
2078 |     }
     |     - value is dropped here

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rustbot commented Apr 5, 2024

r? @Nilstrieb

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@rustbot rustbot added S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. T-libs Relevant to the library team, which will review and decide on the PR/issue. labels Apr 5, 2024
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@bors r+ rollup

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bors commented Apr 6, 2024

📌 Commit ff88a9a has been approved by Nilstrieb

It is now in the queue for this repository.

@bors bors added S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. and removed S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. labels Apr 6, 2024
bors added a commit to rust-lang-ci/rust that referenced this pull request Apr 7, 2024
…iaskrgr

Rollup of 6 pull requests

Successful merges:

 - rust-lang#119224 (Drop panic hook after running tests)
 - rust-lang#123411 (Put checks that detect UB under their own flag below debug_assertions)
 - rust-lang#123516 (Do not ICE on field access check on expr with `ty::Error`)
 - rust-lang#123522 (Stabilize const Atomic*::into_inner)
 - rust-lang#123559 (Add a debug asserts call to match_projection_projections to ensure invariant)
 - rust-lang#123563 (Rewrite `version` test run-make as an UI test)

Failed merges:

 - rust-lang#123569 (Move some tests)

r? `@ghost`
`@rustbot` modify labels: rollup
@bors bors merged commit 0b5a8ac into rust-lang:master Apr 7, 2024
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@rustbot rustbot added this to the 1.79.0 milestone Apr 7, 2024
rust-timer added a commit to rust-lang-ci/rust that referenced this pull request Apr 7, 2024
Rollup merge of rust-lang#123522 - dtolnay:constatomicintoinner, r=Nilstrieb

Stabilize const Atomic*::into_inner

Partial stabilization for rust-lang#78729, for which the FCP has already completed.

The other `into_inner` functions in that tracking issue (`UnsafeCell`, `Cell`, `RefCell`) are blocked on rust-lang#73255 for now.

```console
error[E0493]: destructor of `UnsafeCell<T>` cannot be evaluated at compile-time
    --> library/core/src/cell.rs:2076:29
     |
2076 |     pub const fn into_inner(self) -> T {
     |                             ^^^^ the destructor for this type cannot be evaluated in constant functions
2077 |         self.value
2078 |     }
     |     - value is dropped here
```
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4 participants