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miscellaneous type system improvements #121359

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merged 1 commit into from
Feb 21, 2024
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@lcnr lcnr commented Feb 20, 2024

see review comments for rationale

r? @compiler-errors

@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 labels Feb 20, 2024
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rustbot commented Feb 20, 2024

Type relation code was changed

cc @compiler-errors, @lcnr

Some changes occurred to the core trait solver

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

)?;
}

Ok(())
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fixes a fixme

@lcnr lcnr changed the title miscellaneous type system cleanups miscellaneous type system improvements Feb 20, 2024
};
self.in_alias = is_nested_alias;
result
}
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extracts the alias code into a separate method. generally useful as it's quite involved and also part of #119106

// keep the projection unnormalized. This is the case for projections
// with a `T: Trait` where-clause and opaque types outside of the defining
// scope.
let result = if infcx.predicate_may_hold(&obligation) {
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by using AliasRelate rigid projections don't result in errors anymore

mod inherent;
mod opaques;
mod opaque_types;
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match the name for all other opaque types files in rustc

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@bors r+

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bors commented Feb 20, 2024

📌 Commit 5fb67e2 has been approved by compiler-errors

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 Feb 20, 2024
bors added a commit to rust-lang-ci/rust that referenced this pull request Feb 21, 2024
Rollup of 8 pull requests

Successful merges:

 - rust-lang#121044 (Support async trait bounds in macros)
 - rust-lang#121175 (match lowering: test one or pattern at a time)
 - rust-lang#121340 (bootstrap: apply most of clippy's suggestions)
 - rust-lang#121347 (compiletest: support auxiliaries with auxiliaries)
 - rust-lang#121359 (miscellaneous type system improvements)
 - rust-lang#121366 (Remove `diagnostic_builder.rs`)
 - rust-lang#121379 (Remove an `unchecked_error_guaranteed` call.)
 - rust-lang#121396 (make it possible for outside crates to inspect a mir::ConstValue with the interpreter)

r? `@ghost`
`@rustbot` modify labels: rollup
@bors bors merged commit 8d27fc8 into rust-lang:master Feb 21, 2024
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@rustbot rustbot added this to the 1.78.0 milestone Feb 21, 2024
rust-timer added a commit to rust-lang-ci/rust that referenced this pull request Feb 21, 2024
Rollup merge of rust-lang#121359 - lcnr:typesystem-cleanup, r=compiler-errors

miscellaneous type system improvements

see review comments for rationale

r? `@compiler-errors`
@lcnr lcnr deleted the typesystem-cleanup branch February 22, 2024 08:09
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4 participants