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Rust 1.37.0 Release Notes

// RUST-RELEASE-NOTES — official release note timeline

Rust 1.37.0 공식 release note를 기준으로, 섹션별 앞쪽 항목을 발췌해 변화 흐름을 빠르게 훑을 수 있게 정리했습니다.

범위​

  • 대상 릴리즈: Rust 1.37.0
  • 포함된 릴리즈 수: 1개
  • 생성 경로: scripts/bloggen.py rust-release-docs
  • 생성일: 2026-07-08
  • 원문: rust-lang/rust RELEASES.md

읽는 법​

  • 이 문서는 해당 Rust 릴리즈 하나만 다룹니다.
  • 섹션별 최대 3개 앞쪽 항목만 발췌했으므로, 세부 API 목록은 원문 링크를 확인하세요.
  • Compatibility Notes는 업그레이드 전 회귀 위험을 확인하는 체크리스트로 보면 됩니다.

타임라인​

Rust 1.37.0 (2019-08-15)​

  • Language
    • #[must_use] will now warn if the type is contained in a tuple, Box, or an array and unused.
    • You can now use the cfg and cfg_attr attributes on generic parameters.
    • You can now use enum variants through type alias. e.g. You can write the following: type MyOption = Option<u8>;
    • 그 외 3개 항목은 원문 참고
  • Compiler
    • You can now enable Profile-Guided Optimization with the -C profile-generate and -C profile-use flags. For more information on how to use profile guided optimization, please refer to the rustc book.
    • The rust-lldb wrapper script should now work again.
  • Libraries
    • mem::MaybeUninit&lt;T&gt; is now ABI-compatible with T.
  • Stabilized APIs
    • BufReader::buffer
    • BufWriter::buffer
    • Cell::from_mut
    • 그 외 17개 항목은 원문 참고
  • Cargo
    • Cargo.lock files are now included by default when publishing executable crates with executables.
    • You can now specify default-run="foo" in [package] to specify the default executable to use for cargo run.
  • Compatibility Notes
    • Using ... for inclusive range patterns will now warn by default. Please transition your code to using the ..= syntax for inclusive ranges instead.
    • Using a trait object without the dyn will now warn by default. Please transition your code to use dyn Trait for trait objects instead.

Sources​