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missing_copy_implementations warning appears on types which impl Iterator #98590

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missing_copy_implementations warning appears on types which impl Iterator#98590
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A-lintsArea: Lints (warnings about flaws in source code) such as unused_mut.C-bugCategory: This is a bug.L-missing_copy_implementationsLint: missing_copy_implementationsT-compilerRelevant to the compiler team, which will review and decide on the PR/issue.T-libsRelevant to the library team, which will review and decide on the PR/issue.

Description

@Lokathor
Lokathor
opened on Jun 27, 2022

It has long been the policy of the standard library that Copy and Iterator on the same type is a footgun.

Therefore, the missing_copy_implementations lint should not fire on a type that impls Iterator.

Activity

  1. jyn514
    added
    A-lintsArea: Lints (warnings about flaws in source code) such as unused_mut.
    C-bugCategory: This is a bug.
    on Apr 10, 2023
  2. jieyouxu
    added
    T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.
    T-libsRelevant to the library team, which will review and decide on the PR/issue.
    L-missing_copy_implementationsLint: missing_copy_implementations
    on May 13, 2024

  3. clarfonthey commented on May 9, 2026

    @clarfonthey
    clarfonthey
    on May 9, 2026
    Contributor

    Fixed by #102406

  4. clarfonthey
    closed this as completedon May 9, 2026
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    A-lintsArea: Lints (warnings about flaws in source code) such as unused_mut.C-bugCategory: This is a bug.L-missing_copy_implementationsLint: missing_copy_implementationsT-compilerRelevant to the compiler team, which will review and decide on the PR/issue.T-libsRelevant to the library team, which will review and decide on the PR/issue.

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