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Merged
merged 36 commits into from
Feb 25, 2023
Merged

Rustup #10402

merged 36 commits into from
Feb 25, 2023

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Jarcho
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@Jarcho Jarcho commented Feb 25, 2023

Looks like @flip1995 is busy.

r? @ghost

changelog: None

estebank and others added 30 commits February 9, 2023 14:52
Terminals supporting the OSC8 Hyperlink Extension can support inline
anchors where the text is user defineable but clicking on it opens a
browser to a specified URLs, just like `<a href="URL">` does in HTML.

https://gist.github.com/egmontkob/eb114294efbcd5adb1944c9f3cb5feda
Implement `deferred_projection_equality` for erica solver

Somewhat of a revival of #96912. When relating projections now emit an `AliasEq` obligation instead of attempting to determine equality of projections that may not be as normalized as possible (i.e. because of lazy norm, or just containing inference variables that prevent us from resolving an impl). Only do this when the new solver is enabled
Introduce `-Zterminal-urls` to use OSC8 for error codes

Terminals supporting the OSC8 Hyperlink Extension can support inline anchors where the text is user defineable but clicking on it opens a browser to a specified URLs, just like `<a href="URL">` does in HTML.

https://gist.github.com/egmontkob/eb114294efbcd5adb1944c9f3cb5feda
…h_trait_alias, r=oli-obk

Move folding & visiting traits into type library

This is a rework of #107712, following feedback on that PR.

In particular, this version uses trait aliases to reduce the API churn for trait consumers.  Doing so requires a workaround for #107747 until its fix in #107803 is merged into the stage0 compiler; this workaround, which uses conditional compilation based on the `bootstrap` configuration predicate, sits in dedicated commit b409329 for ease of reversion.

The possibility of the `rustc_middle` crate retaining its own distinct versions of each folding/visiting trait, blanket-implemented on all types that implement the respective trait in the type library, was also explored: however since this would necessitate making each `rustc_middle` trait a subtrait of the respective type library trait (so that such blanket implementations can delegate their generic methods), no benefit would be gained.

r? types
Use `is_str` instead of string kind comparison

Split out from #107939
Rollup of 9 pull requests

Successful merges:

 - #107573 (Update the minimum external LLVM to 14)
 - #107626 (Fix `x fix` on the standard library itself)
 - #107673 (update ICU4X to 1.1.0)
 - #107733 (Store metrics from `metrics.json` to CI PGO timer)
 - #108007 (Use `is_str` instead of string kind comparison)
 - #108033 (add an unstable `#[rustc_coinductive]` attribute)
 - #108039 (Refactor refcounted structural_impls via functors)
 - #108040 (Use derive attributes for uninteresting traversals)
 - #108044 (interpret: rename Pointer::from_addr → from_addr_invalid)

Failed merges:

r? `@ghost`
`@rustbot` modify labels: rollup
The naming of `machine` only makes sense from a mir interpreter internals perspective, but outside users talk about the `target` platform
Avoid accessing HIR when it can be avoided

Experiment to see if it helps some incremental cases.

Will be rebased once rust-lang/rust#107942 gets merged.

r? `@ghost`
Use `target` instead of `machine` for mir interpreter integer handling.

The naming of `machine` only makes sense from a mir interpreter internals perspective, but outside users talk about the `target` platform. As per rust-lang/rust#108029 (comment)

r? `@RalfJung`
…illot

Implement partial support for non-lifetime binders

This implements support for non-lifetime binders. It's pretty useless currently, but I wanted to put this up so the implementation can be discussed.

Specifically, this piggybacks off of the late-bound lifetime collection code in `rustc_hir_typeck::collect::lifetimes`. This seems like a necessary step given the fact we don't resolve late-bound regions until this point, and binders are sometimes merged.

Q: I'm not sure if I should go along this route, or try to modify the earlier nameres code to compute the right bound var indices for type and const binders eagerly... If so, I'll need to rename all these queries to something more appropriate (I've done this for `resolve_lifetime::Region` -> `resolve_lifetime::ResolvedArg`)

cc rust-lang/types-team#81

r? `@ghost`
Switch to `EarlyBinder` for `type_of` query

Part of the work to finish #105779 and implement rust-lang/types-team#78.

Several queries `X` have a `bound_X` variant that wraps the output in `EarlyBinder`. This adds `EarlyBinder` to the return type of the `type_of` query and removes `bound_type_of`.

r? `@lcnr`
There are several `mk_foo`/`intern_foo` pairs, where the former takes an
iterator and the latter takes a slice. (This naming convention is bad,
but that's a fix for another PR.)

This commit changes several `mk_foo` occurrences into `intern_foo`,
avoiding the need for some `.iter()`/`.into_iter()` calls. Affected
cases:
- mk_type_list
- mk_tup
- mk_substs
- mk_const_list
…-obk,compiler-errors

Clarify iterator interners

I found the iterator interners very confusing. This PR clarifies things.

r? `@compiler-errors`
This commit changes the sequence parsers to produce `ThinVec`, which
triggers numerous conversions.
Instead of loading the Fluent resources for every crate in
`rustc_error_messages`, each crate generates typed identifiers for its
own diagnostics and creates a static which are pulled together in the
`rustc_driver` crate and provided to the diagnostic emitter.

Signed-off-by: David Wood <[email protected]>
Extend `CodegenBackend` trait with a function returning the translation
resources from the codegen backend, which can be added to the complete
list of resources provided to the emitter.

Signed-off-by: David Wood <[email protected]>
bors and others added 4 commits February 22, 2023 18:26
Remove type-traversal trait aliases

#107924 moved the type traversal (folding and visiting) traits into the type library, but created trait aliases in `rustc_middle` to minimise both the API churn for trait consumers and the arising boilerplate.  As mentioned in that PR, an alternative approach of defining subtraits with blanket implementations of the respective supertraits was also considered at that time but was ruled out as not adding much value.

Unfortunately, it has since emerged that rust-analyzer has difficulty with these trait aliases at present, resulting in a degraded contributor experience (see the recent [r-a has become useless](https://rust-lang.zulipchat.com/#narrow/stream/182449-t-compiler.2Fhelp/topic/r-a.20has.20become.20useless) topic on the #t-compiler/help Zulip stream).

This PR removes the trait aliases, and accordingly the underlying type library traits are now used directly; they are parameterised by `TyCtxt<'tcx>` rather than just the `'tcx` lifetime, and imports have been updated to reflect the fact that the trait aliases' explicitly named traits are no longer automatically brought into scope.  These changes also roll-back the (no-longer required) workarounds to #107747 that were made in b409329.

Since this PR is just a find+replace together with the changes necessary for compilation & tidy to pass, it's currently just one mega-commit.  Let me know if you'd like it broken up.

r? `@oli-obk`
…er-errors,davidtwco,estebank,oli-obk

diagnostics: if AssocFn has self argument, describe as method

Discussed in https://rust-lang.zulipchat.com/#narrow/stream/147480-t-compiler.2Fwg-diagnostics/topic/.22associated.20function.22.20vs.20.22method.22/near/329265515

This commit also changes the tooltips on rustdoc intra-doc links targeting methods.

For anyone not sure why this is being done, see the Reference definitions of these terms in <https://doc.rust-lang.org/1.67.1/reference/items/associated-items.html#methods>

> Associated functions whose first parameter is named `self` are called methods and may be invoked using the [method call operator](https://doc.rust-lang.org/1.67.1/reference/expressions/method-call-expr.html), for example, `x.foo()`, as well as the usual function call notation.

In particular, while this means it's technically correct for rustc to refer to a method as an associated function (and there are a few cases where it'll still do so), rustc *must never* use the term "method" to refer to an associated function that does not have a `self` parameter.
@rustbot rustbot added the S-waiting-on-review Status: Awaiting review from the assignee but also interested parties label Feb 25, 2023
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Jarcho commented Feb 25, 2023

@bors r+

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bors commented Feb 25, 2023

📌 Commit 69c4ff6 has been approved by Jarcho

It is now in the queue for this repository.

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bors commented Feb 25, 2023

⌛ Testing commit 69c4ff6 with merge 149392b...

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bors commented Feb 25, 2023

☀️ Test successful - checks-action_dev_test, checks-action_remark_test, checks-action_test
Approved by: Jarcho
Pushing 149392b to master...

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bors commented Feb 25, 2023

☀️ Test successful - checks-action_dev_test, checks-action_remark_test, checks-action_test
Approved by: Jarcho
Pushing 149392b to master...

@bors bors merged commit 149392b into rust-lang:master Feb 25, 2023
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