Add Debug, Clone and Eq traits to ParseCallbacks info types (#3233).
Include the source location in discovery ParseCallbacks (#3244).
Report constants and variables in ParseCallbacks::new_item_found (#3249).
Allow adding custom attributes to extern function blocks (#3257).
Support new-type-alias constants (#3288, #3390).
Support nested flexible array members (#3306).
Add support for custom per-field attributes (#3307).
Add const-generic bitfield accessors for compile-time optimization (#3325,
#3374).
Allow renaming struct and union fields (#3358).
Add a libcpp feature to link libclang against libc++ (#3375).
Prebuilt binaries for aarch64 Linux (#3217).

Changed

Guarantee opaque type layout across all architectures (#3280).
Use NonNull for C++ references (#3292).
Bindings::write now takes impl Write instead of Box<dyn Write>
(#3317, #3324).
Optimize bitfield unit get/set with byte-wise operations (#3325).
Emit const __BindgenUnionField accessors and comply with Rust 2024
unsafe_op_in_unsafe_fn (#3337).
Generate a doc comment pointing at the aliased type when a type alias is
hidden (#3122).
dyngen: convert the library path to OsStr before opening it (#3315).
Return a NoHeadersProvided error instead of generating empty bindings
when no input headers are provided (#3391).
Bump the MSRV to 1.71 (#3401).
Bump syn to v3 (#3401) and shlex to v2 (#3380).

Removed

Removed support for generating code for rustc versions < 1.51, along with
the corresponding RustTarget constants (#3281).
Removed the dependency on itertools (#3408).

Fixed

Fix a typo in the handling of --rustified-non-exhaustive-enums (#3266).
Apply the same mangling rule to C and C-unwind function types (#3156).
Fix alignment of bitfields in some edge cases (#3247).
Fix typedefs inside constified modules (#3284).
Fix generation of f32 NAN, INFINITY and NEG_INFINITY constants
(#3300).
Allow constant expressions that don't fit in i64 (#3301).
Deduplicate derive traits added by the add_derives callback (#3296).
Fix packed structs with flexible array members (#3305).
Remove incorrect size_t_is_usize check (#3313).
Prevent default derives for forward-declared types (#3110).
Handle rustc version strings like 1.71.1-beta and 1.71.1-nightly
(#3329).
Centralize comment generation checks so comment options are respected
everywhere (#445, #3330).
Fix unnecessary transmute and unsafe warnings in bitfield codegen (#3335,
#3388).
Do not use the canonical declaration for enum type building (#3346).
Allow zero-sized unions to be defined (#3348).
Consolidate the extern block for functions and statics so shared symbols
are only declared once (#3367, #3371).
Propagate the implicit target to the macro fallback (#3382).
Avoid an IR cycle for compiler-builtin ObjC typedefs shadowing themselves
(#3387).
Generate a Debug impl for new-type alias wrappers when the inner type
only has a manual impl (#3411).
Do not insert dummy fields into bitfields in cases where this would cause
misalignment (#3431).
Newtype aliases to c_void don't derive traits now (#3432).

Security

Configuration

📅 Schedule: (in timezone Europe/Berlin)

Branch creation
- At any time (no schedule defined)
Automerge
- At any time (no schedule defined)

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

If you want to rebase/retry this PR, check this box

This PR has been generated by Mend Renovate.

This PR contains the following updates: | Package | Type | Update | Change | |---|---|---|---| | [bindgen](https://rust-lang.github.io/rust-bindgen/) ([source](https://github.com/rust-lang/rust-bindgen)) | build-dependencies | minor | `0.72.0` → `0.73.0` | --- > ⚠️ **Warning** > > Some dependencies could not be looked up. Check the [Dependency Dashboard](issues/2) for more information. --- ### Release Notes <details> <summary>rust-lang/rust-bindgen (bindgen)</summary> ### [`v0.73.1`](https://github.com/rust-lang/rust-bindgen/blob/HEAD/CHANGELOG.md#0731-2026-09-05) [Compare Source](https://github.com/rust-lang/rust-bindgen/compare/v0.73.0...v0.73.1) #### Added #### Changed - Widened acceptable prettyplease / syn dependency versions ([#3447](https://github.com/rust-lang/rust-bindgen/issues/3447)). #### Removed #### Fixed #### Security ### [`v0.73.0`](https://github.com/rust-lang/rust-bindgen/blob/HEAD/CHANGELOG.md#0730-2026-09-05) [Compare Source](https://github.com/rust-lang/rust-bindgen/compare/v0.72.1...v0.73.0) #### Added - Add `Debug`, `Clone` and `Eq` traits to `ParseCallbacks` info types ([#3233](https://github.com/rust-lang/rust-bindgen/issues/3233)). - Include the source location in discovery `ParseCallbacks` ([#3244](https://github.com/rust-lang/rust-bindgen/issues/3244)). - Report constants and variables in `ParseCallbacks::new_item_found` ([#3249](https://github.com/rust-lang/rust-bindgen/issues/3249)). - Allow adding custom attributes to `extern` function blocks ([#3257](https://github.com/rust-lang/rust-bindgen/issues/3257)). - Support new-type-alias constants ([#3288](https://github.com/rust-lang/rust-bindgen/issues/3288), [#3390](https://github.com/rust-lang/rust-bindgen/issues/3390)). - Support nested flexible array members ([#3306](https://github.com/rust-lang/rust-bindgen/issues/3306)). - Add support for custom per-field attributes ([#3307](https://github.com/rust-lang/rust-bindgen/issues/3307)). - Add const-generic bitfield accessors for compile-time optimization ([#3325](https://github.com/rust-lang/rust-bindgen/issues/3325), [#3374](https://github.com/rust-lang/rust-bindgen/issues/3374)). - Allow renaming struct and union fields ([#3358](https://github.com/rust-lang/rust-bindgen/issues/3358)). - Add a `libcpp` feature to link `libclang` against `libc++` ([#3375](https://github.com/rust-lang/rust-bindgen/issues/3375)). - Prebuilt binaries for aarch64 Linux ([#3217](https://github.com/rust-lang/rust-bindgen/issues/3217)). #### Changed - Guarantee opaque type layout across all architectures ([#3280](https://github.com/rust-lang/rust-bindgen/issues/3280)). - Use `NonNull` for C++ references ([#3292](https://github.com/rust-lang/rust-bindgen/issues/3292)). - `Bindings::write` now takes `impl Write` instead of `Box<dyn Write>` ([#3317](https://github.com/rust-lang/rust-bindgen/issues/3317), [#3324](https://github.com/rust-lang/rust-bindgen/issues/3324)). - Optimize bitfield unit get/set with byte-wise operations ([#3325](https://github.com/rust-lang/rust-bindgen/issues/3325)). - Emit `const` `__BindgenUnionField` accessors and comply with Rust 2024 `unsafe_op_in_unsafe_fn` ([#3337](https://github.com/rust-lang/rust-bindgen/issues/3337)). - Generate a doc comment pointing at the aliased type when a type alias is hidden ([#3122](https://github.com/rust-lang/rust-bindgen/issues/3122)). - dyngen: convert the library path to `OsStr` before opening it ([#3315](https://github.com/rust-lang/rust-bindgen/issues/3315)). - Return a `NoHeadersProvided` error instead of generating empty bindings when no input headers are provided ([#3391](https://github.com/rust-lang/rust-bindgen/issues/3391)). - Bump the MSRV to 1.71 ([#3401](https://github.com/rust-lang/rust-bindgen/issues/3401)). - Bump `syn` to v3 ([#3401](https://github.com/rust-lang/rust-bindgen/issues/3401)) and `shlex` to v2 ([#3380](https://github.com/rust-lang/rust-bindgen/issues/3380)). #### Removed - Removed support for generating code for rustc versions < 1.51, along with the corresponding `RustTarget` constants ([#3281](https://github.com/rust-lang/rust-bindgen/issues/3281)). - Removed the dependency on `itertools` ([#3408](https://github.com/rust-lang/rust-bindgen/issues/3408)). #### Fixed - Fix a typo in the handling of `--rustified-non-exhaustive-enums` ([#3266](https://github.com/rust-lang/rust-bindgen/issues/3266)). - Apply the same mangling rule to `C` and `C-unwind` function types ([#3156](https://github.com/rust-lang/rust-bindgen/issues/3156)). - Fix alignment of bitfields in some edge cases ([#3247](https://github.com/rust-lang/rust-bindgen/issues/3247)). - Fix typedefs inside constified modules ([#3284](https://github.com/rust-lang/rust-bindgen/issues/3284)). - Fix generation of `f32` `NAN`, `INFINITY` and `NEG_INFINITY` constants ([#3300](https://github.com/rust-lang/rust-bindgen/issues/3300)). - Allow constant expressions that don't fit in `i64` ([#3301](https://github.com/rust-lang/rust-bindgen/issues/3301)). - Deduplicate derive traits added by the `add_derives` callback ([#3296](https://github.com/rust-lang/rust-bindgen/issues/3296)). - Fix packed structs with flexible array members ([#3305](https://github.com/rust-lang/rust-bindgen/issues/3305)). - Remove incorrect `size_t_is_usize` check ([#3313](https://github.com/rust-lang/rust-bindgen/issues/3313)). - Prevent default derives for forward-declared types ([#3110](https://github.com/rust-lang/rust-bindgen/issues/3110)). - Handle rustc version strings like `1.71.1-beta` and `1.71.1-nightly` ([#3329](https://github.com/rust-lang/rust-bindgen/issues/3329)). - Centralize comment generation checks so comment options are respected everywhere ([#445](https://github.com/rust-lang/rust-bindgen/issues/445), [#3330](https://github.com/rust-lang/rust-bindgen/issues/3330)). - Fix unnecessary transmute and unsafe warnings in bitfield codegen ([#3335](https://github.com/rust-lang/rust-bindgen/issues/3335), [#3388](https://github.com/rust-lang/rust-bindgen/issues/3388)). - Do not use the canonical declaration for enum type building ([#3346](https://github.com/rust-lang/rust-bindgen/issues/3346)). - Allow zero-sized unions to be defined ([#3348](https://github.com/rust-lang/rust-bindgen/issues/3348)). - Consolidate the `extern` block for functions and statics so shared symbols are only declared once ([#3367](https://github.com/rust-lang/rust-bindgen/issues/3367), [#3371](https://github.com/rust-lang/rust-bindgen/issues/3371)). - Propagate the implicit target to the macro fallback ([#3382](https://github.com/rust-lang/rust-bindgen/issues/3382)). - Avoid an IR cycle for compiler-builtin ObjC typedefs shadowing themselves ([#3387](https://github.com/rust-lang/rust-bindgen/issues/3387)). - Generate a `Debug` impl for new-type alias wrappers when the inner type only has a manual impl ([#3411](https://github.com/rust-lang/rust-bindgen/issues/3411)). - Do not insert dummy fields into bitfields in cases where this would cause misalignment ([#3431](https://github.com/rust-lang/rust-bindgen/issues/3431)). - Newtype aliases to c\_void don't derive traits now ([#3432](https://github.com/rust-lang/rust-bindgen/issues/3432)). #### Security </details> --- ### Configuration 📅 **Schedule**: (in timezone Europe/Berlin) - Branch creation - At any time (no schedule defined) - Automerge - At any time (no schedule defined) 🚦 **Automerge**: Disabled by config. Please merge this manually once you are satisfied. ♻ **Rebasing**: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox. 🔕 **Ignore**: Close this PR and you won't be reminded about this update again. --- - [ ] If you want to rebase/retry this PR, check this box --- This PR has been generated by [Mend Renovate](https://github.com/renovatebot/renovate).