Auto merge of #75120 - JulianKnodt:rm_reps, r=oli-obk

rust_ast::ast => rustc_ast

Rework of #71199 which is a rework #70621

Still working on this but just made the PR to track progress

r? @Dylan-DPC

diff --cc src/librustc_ast_lowering/expr.rs
index 65c9cd2e203d18038549203e0c5753a9976cd0b5,d76b30d6c110e41eecc4870b4a9109e441c7a0b7..df452825bba5589a07224120ef76d4ccdebeb1ed
--- 1/src/librustc_ast_lowering/expr.rs
--- 2/src/librustc_ast_lowering/expr.rs
+++ b/src/librustc_ast_lowering/expr.rs
@@@ -845,14 -861,14 +845,14 @@@ impl<'hir> LoweringContext<'_, 'hir> 
          e2: Option<&Expr>,
          lims: RangeLimits,
      ) -> hir::ExprKind<'hir> {
-         use rustc_ast::ast::RangeLimits::*;
+         use rustc_ast::RangeLimits::*;
  
 -        let path = match (e1, e2, lims) {
 -            (None, None, HalfOpen) => sym::RangeFull,
 -            (Some(..), None, HalfOpen) => sym::RangeFrom,
 -            (None, Some(..), HalfOpen) => sym::RangeTo,
 -            (Some(..), Some(..), HalfOpen) => sym::Range,
 -            (None, Some(..), Closed) => sym::RangeToInclusive,
 +        let lang_item = match (e1, e2, lims) {
 +            (None, None, HalfOpen) => hir::LangItem::RangeFull,
 +            (Some(..), None, HalfOpen) => hir::LangItem::RangeFrom,
 +            (None, Some(..), HalfOpen) => hir::LangItem::RangeTo,
 +            (Some(..), Some(..), HalfOpen) => hir::LangItem::Range,
 +            (None, Some(..), Closed) => hir::LangItem::RangeToInclusive,
              (Some(..), Some(..), Closed) => unreachable!(),
              (_, None, Closed) => {
                  self.diagnostic().span_fatal(span, "inclusive range with no end").raise()

diff --cc src/librustc_ast_lowering/lib.rs
Simple merge

diff --cc src/librustc_hir/hir.rs
index bfcb506f1326f46c3fc710baf35fafc1ba058d57,97d2d7f7f72699042173c97b88c71a64eee9c5f1..cf356763130691055f565c50dd2b649f2a094807
--- 1/src/librustc_hir/hir.rs
--- 2/src/librustc_hir/hir.rs
+++ b/src/librustc_hir/hir.rs
@@@ -1,15 -1,15 +1,15 @@@
  use crate::def::{DefKind, Namespace, Res};
  use crate::def_id::DefId;
  crate use crate::hir_id::HirId;
 -use crate::itemlikevisit;
 +use crate::{itemlikevisit, LangItem};
  
- use rustc_ast::ast::{self, CrateSugar, LlvmAsmDialect};
- use rustc_ast::ast::{AttrVec, Attribute, FloatTy, IntTy, Label, LitKind, StrStyle, UintTy};
- pub use rustc_ast::ast::{BorrowKind, ImplPolarity, IsAuto};
- pub use rustc_ast::ast::{CaptureBy, Movability, Mutability};
- use rustc_ast::ast::{InlineAsmOptions, InlineAsmTemplatePiece};
  use rustc_ast::node_id::NodeMap;
  use rustc_ast::util::parser::ExprPrecedence;
+ use rustc_ast::{self as ast, CrateSugar, LlvmAsmDialect};
+ use rustc_ast::{AttrVec, Attribute, FloatTy, IntTy, Label, LitKind, StrStyle, UintTy};
+ pub use rustc_ast::{BorrowKind, ImplPolarity, IsAuto};
+ pub use rustc_ast::{CaptureBy, Movability, Mutability};
+ use rustc_ast::{InlineAsmOptions, InlineAsmTemplatePiece};
  use rustc_data_structures::sync::{par_for_each_in, Send, Sync};
  use rustc_macros::HashStable_Generic;
  use rustc_span::def_id::LocalDefId;

diff --cc src/librustc_hir/intravisit.rs
Simple merge

diff --cc src/librustc_hir/lang_items.rs
index d6c295f0ddb61b88880a35d63069f7a5149597d3,166498d2787b27a31ad11745c6e6bf3cc7e44403..c00d861350dfa517b7c8389d90a17fedeb30235b
--- 1/src/librustc_hir/lang_items.rs
--- 2/src/librustc_hir/lang_items.rs
+++ b/src/librustc_hir/lang_items.rs
@@@ -10,9 -10,9 +10,9 @@@
  pub use self::LangItem::*;
  
  use crate::def_id::DefId;
 -use crate::Target;
 +use crate::{MethodKind, Target};
  
- use rustc_ast::ast;
+ use rustc_ast as ast;
  use rustc_data_structures::fx::FxHashMap;
  use rustc_data_structures::stable_hasher::{HashStable, StableHasher};
  use rustc_macros::HashStable_Generic;

diff --cc src/librustc_hir_pretty/lib.rs
Simple merge

diff --cc src/librustc_lint/builtin.rs
Simple merge

diff --cc src/librustc_lint/context.rs
Simple merge

diff --cc src/librustc_lint/types.rs
Simple merge

diff --cc src/librustc_middle/ty/context.rs
Simple merge

diff --cc src/librustc_passes/lang_items.rs
Simple merge

diff --cc src/librustc_passes/liveness.rs
Simple merge

diff --cc src/librustc_resolve/lib.rs
Simple merge

diff --cc src/librustc_save_analysis/dump_visitor.rs
Simple merge

diff --cc src/librustc_save_analysis/lib.rs
Simple merge

diff --cc src/librustc_save_analysis/sig.rs
Simple merge

diff --cc src/librustc_typeck/astconv.rs
Simple merge

diff --cc src/librustc_typeck/check/expr.rs
Simple merge

diff --cc src/librustc_typeck/check/mod.rs
Simple merge

diff --cc src/librustc_typeck/check/pat.rs
Simple merge

diff --cc src/librustc_typeck/collect.rs
Simple merge

diff --cc src/librustdoc/clean/mod.rs
Simple merge

diff --cc src/tools/clippy/clippy_lints/src/types.rs
Simple merge