| Age | Commit message (Collapse) | Author | Lines |
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- Move the type parameter from `encode` and `decode` methods to
the trait.
- Remove `UseSpecialized(En|De)codable` traits.
- Remove blanket impls for references.
- Add `RefDecodable` trait to allow deserializing to arena-allocated
references safely.
- Remove ability to (de)serialize HIR.
- Create proc-macros `(Ty)?(En|De)codable` to help implement these new
traits.
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By moving `{known,used}_attrs` from `SessionGlobals` to `Session`. This
means they are accessed via the `Session`, rather than via TLS. A few
`Attr` methods and `librustc_ast` functions are now methods of
`Session`.
All of this required passing a `Session` to lots of functions that didn't
already have one. Some of these functions also had arguments removed, because
those arguments could be accessed directly via the `Session` argument.
`contains_feature_attr()` was dead, and is removed.
Some functions were moved from `librustc_ast` elsewhere because they now need
to access `Session`, which isn't available in that crate.
- `entry_point_type()` --> `librustc_builtin_macros`
- `global_allocator_spans()` --> `librustc_metadata`
- `is_proc_macro_attr()` --> `Session`
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These arguments are never `None`.
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For consistency with `Attribute::has_name` which doesn't mark the attribute as used either.
Replace all uses of `check_name` with `has_name` outside of rustc
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Internally unify rustc_deprecated and deprecated
This PR intentionally tries to be "featureless" in that the behavior is not altered for either attribute, though it more clearly exposes cases where that is the case in the code.
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This should not be a change in behavior.
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We can deprecate non-stable/unstable items.
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Note that the output of `unpretty-debug.stdout` has changed. In that
test the hash values are normalized from a symbol numbers to small
numbers like "0#0" and "0#1". The increase in the number of static
symbols must have caused the original numbers to contain more digits,
resulting in different pretty-printing prior to normalization.
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Fixes clippy::{cone_on_copy, filter_next, redundant_closure, single_char_pattern, len_zero,redundant_field_names, useless_format, identity_conversion, map_clone, into_iter_on_ref, needless_return, option_as_ref_deref, unused_unit, unnecessary_mut_passed}
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Work around ICEs during cross-compilation for target, ast, & attr
This applies the fix for #72003 to work around #56935 to three more libraries. With these additional fixes, I'm able to use rustfmt_lib from wasm (https://github.com/rust-lang/rustfmt/issues/4132#issuecomment-616587989), which was my goal.
To get it working locally and to test, I copied the `.cargo/registry/src` and applied the fix and replaced the reference in my project:
``` toml
[replace]
"rustc-ap-rustc_span:656.0.0" = { path = "../rustc-ap-rustc_span" }
"rustc-ap-rustc_target:656.0.0" = { path = "../rustc-ap-rustc_target" }
"rustc-ap-rustc_ast:656.0.0" = { path = "../rustc-ap-rustc_ast" }
"rustc-ap-rustc_attr:656.0.0" = { path = "../rustc-ap-rustc_attr" }
```
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These are changes that would be needed if we add `#[must_use]` to
`Option::map`, per #71484.
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Hide niches under UnsafeCell
Hide any niche of T from type-construction context of `UnsafeCell<T>`.
Fix #68303
Fix #68206
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Caller now passes in a `decorate` function, which is only run if the
lint is allowed.
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This repr-hint makes a struct/enum hide any niche within from its
surrounding type-construction context.
It is meant (at least initially) as an implementation detail for
resolving issue 68303. We will not stabilize the repr-hint unless
someone finds motivation for doing so.
(So, declaration of `no_niche` feature lives in section of file
where other internal implementation details are grouped, and
deliberately leaves out the tracking issue number.)
incorporated review feedback, and fixed post-rebase.
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2. as a result, drop rustc_errors dep from syntax
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For now, this is all the crate contains, but more
attribute logic & types will be moved there over time.
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