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| author | Dylan DPC <99973273+Dylan-DPC@users.noreply.github.com> | 2023-05-17 11:13:57 +0530 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2023-05-17 11:13:57 +0530 |
| commit | 71fdb95272ba1155cb0eacd7053d0eec18f1dab1 (patch) | |
| tree | 01605ebd761c6be436aa22b5944619ab17da392e /compiler | |
| parent | bc3b94a486cb2bea32f3d07bd6cab76fae95d35f (diff) | |
| parent | ffacb8861a860e5797e2835668336e60147ef454 (diff) | |
| download | rust-71fdb95272ba1155cb0eacd7053d0eec18f1dab1.tar.gz | |
Rollup merge of #111654 - JoJoJet:unsafe-cell-from-mut-lib, r=joshtriplett
Add a conversion from `&mut T` to `&mut UnsafeCell<T>`
Provides a safe way of downgrading an exclusive reference into an alias-able `&UnsafeCell<T>` reference.
ACP: https://github.com/rust-lang/libs-team/issues/198.
Diffstat (limited to 'compiler')
| -rw-r--r-- | compiler/rustc_span/src/symbol.rs | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/compiler/rustc_span/src/symbol.rs b/compiler/rustc_span/src/symbol.rs index e43eddd8e6b..874d578fe1d 100644 --- a/compiler/rustc_span/src/symbol.rs +++ b/compiler/rustc_span/src/symbol.rs @@ -1584,6 +1584,7 @@ symbols! { unrestricted_attribute_tokens, unsafe_block_in_unsafe_fn, unsafe_cell, + unsafe_cell_from_mut, unsafe_no_drop_flag, unsafe_pin_internals, unsize, |