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rust-lang / rust Public

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stop specializing on `Copy`#135634

Merged

bors merged 6 commits intorust-lang:mainrust-lang/rust:mainfrom

joboet:trivial-clonejoboet/rust:trivial-cloneCopy head branch name to clipboard

Nov 10, 2025

Conversation Commits6 (6)Checks Files changed

Merged

stop specializing on `Copy`#135634
bors merged 6 commits intorust-lang:mainfrom
joboet:trivial-clone

Commits

Commits on Nov 9, 2025

(almost) get rid of the unsound `#[rustc_unsafe_specialization_marker]` on `Copy`, introduce `TrivialClone`
joboet
committed
add a `TrivialClone` implementation when deriving both `Clone` and `Copy`
joboet
committed
alloc: remove test of unsound specialization behaviour
joboet
committed
make `TrivialClone` a `#[marker]`-trait to keep it from appearing in error messages
joboet
committed
automatically implement `TrivialClone` for closures and tuples
joboet
committed
prevent `TrivialClone` implementations from appearing in rustdoc output
joboet
committed

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