Issues

• Control flow in jq's jvp_strtod mistranslated

  immunant/c2rust#2023 · Filter by author brk opened on Sep 27, 2026

• Large long double and __float128 literals are not converted correctly

  immunant/c2rust#2022 · Filter by author Rua opened on Sep 26, 2026

• Some more niche casting combinations are not handled correctly

  immunant/c2rust#2012 · Filter by author Rua opened on Sep 12, 2026

• transpile: Fresh statics conflict with locals defined earlier

  immunant/c2rust#1994 · Filter by author Rua opened on Sep 3, 2026

• Generate multiple C2Rust_Block enums when there are multiple match current_block in a function

  control flowenhancementreadability
  immunant/c2rust#1986 · Filter by author randomPoison opened on Aug 27, 2026
  3

• c2rust_bitfields BitfieldStruct derive macro cannot handle raw identifiers

  bug
  immunant/c2rust#1980 · Filter by author brk opened on Aug 22, 2026
  3

  

• Accesses to alloca buffers in translated code can cause UB

  immunant/c2rust#1954 · Filter by author AlexTMjugador opened on Jul 26, 2026
  2

• Relooper can exhaust the stack when processing large functions

  immunant/c2rust#1908 · Filter by author randomPoison opened on Jul 17, 2026
  4

• c2rust-transpile OOM on Test-Corpus P01

  immunant/c2rust#1907 · Filter by author spernsteiner opened on Jul 17, 2026
  1

• c2rust-postprocess: support codex as an LLM provider

  enhancement
  immunant/c2rust#1903 · Filter by author thedataking opened on Jul 14, 2026
  

• c2rust-refactor: reorganize_definitions produces an ill-typed crate when TUs disagree on a type's definition

  immunant/c2rust#1899 · Filter by author thedataking opened on Jul 12, 2026
  

• transpiler: overflow builtins: mixed-type uses involving 128-bit integers are not supported

  enhancement
  immunant/c2rust#1878 · Filter by author thedataking opened on Jul 1, 2026
  1

• c2rust now requires clang 15+

  dependenciespapercut
  immunant/c2rust#1873 · Filter by author ahomescu opened on Jun 27, 2026
  1

• postprocess: Default gpt model impossible to reach

  immunant/c2rust#1872 · Filter by author Crocodoctopus opened on Jun 26, 2026

• postprocess: Validate full function structure before applying model output

  immunant/c2rust#1869 · Filter by author Crocodoctopus opened on Jun 23, 2026
  2

• transpile: Type mismatch with pointer arithmetic where one of the pointees is size_t

  immunant/c2rust#1836 · Filter by author Rua opened on Jun 2, 2026

• C2Rust Fails with unimplemented __builtin_assume

  immunant/c2rust#1834 · Filter by author jtmorrisbytes opened on Jun 1, 2026
  2

• Reworked relooper regressed on some large CFGs

  bug
  immunant/c2rust#1821 · Filter by author brk opened on May 22, 2026
  3

  

• c2rust-rust-tools is not published or re-exported

  immunant/c2rust#1819 · Filter by author dgherzka opened on May 22, 2026

• Relooper translation issue in binder.c

  control flowmistranslation
  immunant/c2rust#1805 · Filter by author thedataking opened on May 14, 2026
  1

  

• C2Rust does not preserve local variable attribute((aligned)) alignment semantics

  immunant/c2rust#1804 · Filter by author rikki322 opened on May 13, 2026

• C2Rust drops attribute((destructor)) semantics, causing missing cleanup execution

  mistranslation
  immunant/c2rust#1803 · Filter by author rikki322 opened on May 13, 2026

• C2Rust panics when translating __builtin_shufflevector with GNU vector type

  immunant/c2rust#1801 · Filter by author lynae99 opened on May 13, 2026

• C2Rust fails to translate __builtin_nans with “Unimplemented builtin __builtin_nans”

  immunant/c2rust#1800 · Filter by author lynae99 opened on May 13, 2026

• Transpile C generics to Rust equivalents

  enhancement
  Feature

  immunant/c2rust#1799 · Filter by author ahomescu opened on May 12, 2026