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Only consider object candidates for object-safe dyn types in new solver #114827

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We apparently allow this per RFC2027 💀

r? lcnr

@rustbot rustbot added S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. WG-trait-system-refactor The Rustc Trait System Refactor Initiative (-Znext-solver) labels Aug 15, 2023
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rustbot commented Aug 15, 2023

Some changes occurred to the core trait solver

cc @rust-lang/initiative-trait-system-refactor

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makes sense, though the test transmuting between trait objects is sus 🤷

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lcnr commented Aug 15, 2023

@bors r+ rollup

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bors commented Aug 15, 2023

📌 Commit e8ab56f has been approved by lcnr

It is now in the queue for this repository.

@bors bors added S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. and removed S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. labels Aug 15, 2023
bors added a commit to rust-lang-ci/rust that referenced this pull request Aug 15, 2023
…llaumeGomez

Rollup of 10 pull requests

Successful merges:

 - rust-lang#114711 (Infer `Lld::No` linker hint when the linker stem is a generic compiler driver)
 - rust-lang#114772 (Add `{Local}ModDefId` to more strongly type DefIds`)
 - rust-lang#114800 (std: add some missing repr(transparent))
 - rust-lang#114820 (Add test for unknown_lints from another file.)
 - rust-lang#114825 (Upgrade std to gimli 0.28.0)
 - rust-lang#114827 (Only consider object candidates for object-safe dyn types in new solver)
 - rust-lang#114828 (Probe when assembling upcast candidates so they don't step on eachother's toes in new solver)
 - rust-lang#114829 (Separate `consider_unsize_to_dyn_candidate` from other unsize candidates)
 - rust-lang#114830 (Clean up some bad UI testing annotations)
 - rust-lang#114831 (Check projection args before substitution in new solver)

r? `@ghost`
`@rustbot` modify labels: rollup
@bors bors merged commit e4b9e72 into rust-lang:master Aug 15, 2023
11 checks passed
@compiler-errors compiler-errors deleted the next-solver-dyn-safe-candidates branch August 15, 2023 18:02
@rustbot rustbot added this to the 1.73.0 milestone Aug 15, 2023
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4 participants