rust-lang/rust-bindgen

Issues somebody may already be working on are listed last. List everything by date

• Rename hooks should affect names passed to subsequent hooks; rename hook for a thing should be called before any hook that receives data referring to that thing

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  Difficulty 4/5 3-5 days Newbie friendliness 25/100

  rust-lang/rust-bindgen#3540 · Opened Nov 1, 2026

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• Parse callbacks should be able to tell whether an item is allowlisted

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  Difficulty 5/5 Over a week Newbie friendliness 20/100

  rust-lang/rust-bindgen#3539 · Opened Nov 1, 2026

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• Using asm labels in function declaration produces unexpected bindings

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  Difficulty 4/5 3-5 days Newbie friendliness 52/100

  rust-lang/rust-bindgen#3534 · Opened Oct 26, 2026

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• Allow adding attributes to functions in ParseCallbacks

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  C-feature-request

  Difficulty 3/5 1-2 days Newbie friendliness 63/100

  rust-lang/rust-bindgen#3533 · 2 comments · Opened Oct 26, 2026

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• Comment indentation creates failing doctests

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  Difficulty 4/5 3-5 days Newbie friendliness 55/100

  rust-lang/rust-bindgen#3530 · 2 comments · Opened Oct 18, 2026

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• Wrong size for incomplete arrays that are later completed

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  Difficulty 3/5 1-2 days Newbie friendliness 65/100

  rust-lang/rust-bindgen#3499 · 2 comments · Opened Sep 22, 2026

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• [Feature request] non_exhaustive structs

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  Difficulty 5/5 Over a week Newbie friendliness 35/100

  rust-lang/rust-bindgen#3495 · 1 comment · Opened Sep 16, 2026

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• [Feature request] Provide an option to make bindgen generated default implementions inline

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  rust-for-linux

  Difficulty 3/5 1-2 days Newbie friendliness 58/100

  rust-lang/rust-bindgen#3494 · 1 comment · Opened Sep 16, 2026

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• 0.73 and doc tests

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  Difficulty 4/5 3-5 days Newbie friendliness 45/100

  rust-lang/rust-bindgen#3492 · 3 comments · Opened Sep 15, 2026

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• `long double` alignment tests fail on riscv32

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  Difficulty 3/5 1-2 days Newbie friendliness 68/100

  rust-lang/rust-bindgen#3491 · 2 comments · Opened Sep 15, 2026

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• ObjC selector with $ panics ("take$foo" is not a valid Ident)

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  Difficulty 2/5 1-3 hours Newbie friendliness 78/100

  rust-lang/rust-bindgen#3483 · Opened Sep 13, 2026

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• --represent-cxx-operators panics: "S_operator()" is not a valid Ident

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  Difficulty 3/5 1-2 days Newbie friendliness 68/100

  rust-lang/rust-bindgen#3482 · Opened Sep 13, 2026

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• --wrap-static-fns emits incomplete struct _bindgen_ty_N for anonymous record parameters

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  Difficulty 3/5 1-2 days Newbie friendliness 67/100

  rust-lang/rust-bindgen#3480 · Opened Sep 13, 2026

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• Generic namespaced pointers are dropped

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  Difficulty 4/5 3-5 days Newbie friendliness 62/100

  rust-lang/rust-bindgen#3479 · 1 comment · Opened Sep 11, 2026

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• SVE `__SVInt32_t` parameters become a zero-sized opaque; rustc drops the argument

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  Difficulty 4/5 3-5 days Newbie friendliness 45/100

  rust-lang/rust-bindgen#3477 · Opened Sep 9, 2026

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• objc_runtime_name is ignored: class!(SourceName) looks up a class that does not exist

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  Difficulty 3/5 1-2 days Newbie friendliness 76/100

  rust-lang/rust-bindgen#3476 · Opened Sep 9, 2026

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• `aarch64_vector_pcs` function pointers become a zero-sized opaque; rustc drops the argument

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  Difficulty 4/5 3-5 days Newbie friendliness 48/100

  rust-lang/rust-bindgen#3475 · Opened Sep 9, 2026

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• objc_direct methods are emitted as msg_send! instead of a direct C call

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  Difficulty 3/5 1-2 days Newbie friendliness 68/100

  rust-lang/rust-bindgen#3473 · Opened Sep 9, 2026

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• `extern __mfp8` stack-overflows while parsing the variable (function form becomes `u8`)

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  Difficulty 4/5 3-5 days Newbie friendliness 52/100

  rust-lang/rust-bindgen#3470 · Opened Sep 9, 2026

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• `_Accum` globals and constants panic (`CXType_Accum` fails the var.rs Auto/Unexposed assert)

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  Difficulty 3/5 1-2 days Newbie friendliness 62/100

  rust-lang/rust-bindgen#3469 · 1 comment · Opened Sep 9, 2026

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• GNU integer `_Complex` panics in `build_builtin_ty` (`Non floating-type complex`)

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  Difficulty 3/5 1-2 days Newbie friendliness 72/100

  rust-lang/rust-bindgen#3468 · Opened Sep 9, 2026

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• `enum class : unsigned __int128` enumerator constants are truncated to `u64`

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  Difficulty 3/5 1-2 days Newbie friendliness 76/100

  rust-lang/rust-bindgen#3465 · Opened Sep 8, 2026

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• ObjC ARC `__weak` struct fields are passed by value (`Copy`) instead of the hidden-pointer ABI

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  Difficulty 4/5 3-5 days Newbie friendliness 50/100

  rust-lang/rust-bindgen#3463 · Opened Sep 8, 2026

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• File-scope `.symver` is ignored, so generated bindings call the default symbol version

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  Difficulty 4/5 3-5 days Newbie friendliness 48/100

  rust-lang/rust-bindgen#3460 · Opened Sep 7, 2026

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• Opaque-struct fallback silently corrupts a fully-specified struct's layout on native Windows (mismatched/MSVC libclang)

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  Difficulty 4/5 3-5 days Newbie friendliness 48/100

  rust-lang/rust-bindgen#3442 · 1 comment · Opened Aug 29, 2026

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• C++ empty class by-value arguments are passed even though clang omits them

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  help wanted

  Difficulty 4/5 3-5 days Newbie friendliness 45/100

  rust-lang/rust-bindgen#3439 · 2 comments · Opened Aug 27, 2026

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• `[[no_unique_address]]` on an empty member is laid out as a 1-byte field, disagreeing with clang

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  Difficulty 4/5 3-5 days Newbie friendliness 45/100

  rust-lang/rust-bindgen#3438 · Opened Aug 27, 2026

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• `Copy` is not being derived when referring to a blocklisted type

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  Difficulty 3/5 1-2 days Newbie friendliness 62/100

  rust-lang/rust-bindgen#3436 · 1 comment · Opened Aug 25, 2026

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• `matrix_type` values are passed with the wrong ABI in generated bindings

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  Difficulty 4/5 3-5 days Newbie friendliness 48/100

  rust-lang/rust-bindgen#3435 · Opened Aug 24, 2026

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• regparm(2) functions on i386 are emitted as ordinary extern C

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  A-rustc

  Difficulty 4/5 3-5 days Newbie friendliness 48/100

  rust-lang/rust-bindgen#3417 · 2 comments · Opened Jul 29, 2026

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• transparent_union parameters lose the first member signext ABI requirement

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  Difficulty 4/5 3-5 days Newbie friendliness 48/100

  rust-lang/rust-bindgen#3415 · Opened Jul 29, 2026

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• Support `#undef`

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  A-macros

  Difficulty 3/5 1-2 days Newbie friendliness 68/100

  rust-lang/rust-bindgen#3413 · Opened Jul 28, 2026

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• Aligned padding wrapper shifts a following flexible-array member

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  rust-for-linux

  Difficulty 4/5 3-5 days Newbie friendliness 68/100

  rust-lang/rust-bindgen#3406 · 5 comments · Opened Jul 28, 2026

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• Visibility attributes on extern global variables are dropped from generated bindings

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  Difficulty 4/5 3-5 days Newbie friendliness 55/100

  rust-lang/rust-bindgen#3405 · Opened Jul 28, 2026

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• Nonzero pointer address spaces are silently erased in generated bindings and static wrappers

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  Difficulty 4/5 3-5 days Newbie friendliness 45/100

  rust-lang/rust-bindgen#3404 · Opened Jul 28, 2026

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• --wrap-static-fns generates invalid C for pointer-to-array parameters and returns

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  Difficulty 3/5 1-2 days Newbie friendliness 72/100

  rust-lang/rust-bindgen#3403 · Opened Jul 28, 2026

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• `__attribute__((weak))` declarations are emitted as ordinary externs, producing strong undefined references on ELF

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  Difficulty 4/5 3-5 days Newbie friendliness 52/100

  rust-lang/rust-bindgen#3402 · Opened Jul 27, 2026

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• `_BitInt` types lose their signedness and get widened to the next storage size

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  Difficulty 4/5 3-5 days Newbie friendliness 52/100

  rust-lang/rust-bindgen#3398 · 1 comment · Opened Jul 26, 2026

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• A macro transformation hack based on AST translation.

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  Difficulty 5/5 Over a week Newbie friendliness 25/100

  rust-lang/rust-bindgen#3385 · Opened Jun 14, 2026

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• [BUG] Invalid binding generation for union with long double field

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  Difficulty 4/5 3-5 days Newbie friendliness 42/100

  rust-lang/rust-bindgen#3381 · 4 comments · Opened Jun 5, 2026

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• Generics missing when `allowlist_recursively` is false

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  Difficulty 3/5 1-2 days Newbie friendliness 52/100

  rust-lang/rust-bindgen#3373 · 1 comment · Opened May 15, 2026

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• --wrap-static-fns doesn't output anything if it doesn't find static functions

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  Difficulty 2/5 1-3 hours Newbie friendliness 64/100

  rust-lang/rust-bindgen#3370 · Opened May 8, 2026

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• Outdated download link to LLVM/Clang binary releases page

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  Difficulty 1/5 Under an hour Newbie friendliness 88/100

  rust-lang/rust-bindgen#3363 · Opened Apr 18, 2026

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• Builder.derive_partialord(true) maybe should not derive PartialOrd for function pointers

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  Difficulty 4/5 3-5 days Newbie friendliness 35/100

  rust-lang/rust-bindgen#3360 · Opened Apr 7, 2026

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• `dynamic_library_name` incompatible with `libloading` version 0.9.0

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  Difficulty 3/5 1-2 days Newbie friendliness 55/100

  rust-lang/rust-bindgen#3359 · 1 reaction · Opened Apr 5, 2026

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• strip common prefix on enum variant name

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  Difficulty 4/5 3-5 days Newbie friendliness 48/100

  rust-lang/rust-bindgen#3357 · Opened Apr 2, 2026

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• Add extra documentations to bindgen helper functinos

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  Difficulty 3/5 1-2 days Newbie friendliness 55/100

  rust-lang/rust-bindgen#3356 · Opened Mar 31, 2026

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• bitfields: inconsistent size between --opaque-type and not (both wrong)

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  Difficulty 4/5 3-5 days Newbie friendliness 35/100

  rust-lang/rust-bindgen#3349 · Opened Mar 13, 2026

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• Support passing attributes on the command line

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  Difficulty 5/5 Over a week Newbie friendliness 35/100

  rust-lang/rust-bindgen#3343 · Opened Feb 4, 2026

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• Nested packed struct containing incomplete array declaration results in compilation failure due to non-present Debug impl

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  Difficulty 3/5 1-2 days Newbie friendliness 55/100

  rust-lang/rust-bindgen#3341 · 1 reaction · Opened Jan 26, 2026

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