Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

Update reference safety requirements #125021

Merged
merged 2 commits into from
May 12, 2024
Merged

Update reference safety requirements #125021

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
1cefaa7
Relax slice safety requirements
joshlf May 11, 2024
15df3d7
References must also be non-null
joshlf May 11, 2024
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
3 changes: 2 additions & 1 deletion library/core/src/primitive_docs.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -1467,8 +1467,9 @@ mod prim_usize {}
/// For all types, `T: ?Sized`, and for all `t: &T` or `t: &mut T`, when such values cross an API
/// boundary, the following invariants must generally be upheld:
///
/// * `t` is non-null
/// * `t` is aligned to `align_of_val(t)`
/// * `t` is dereferenceable for `size_of_val(t)` many bytes
/// * if `size_of_val(t) > 0`, then `t` is dereferenceable for `size_of_val(t)` many bytes
///
/// If `t` points at address `a`, being "dereferenceable" for N bytes means that the memory range
/// `[a, a + N)` is all contained within a single [allocated object].
Expand Down
Loading