Auto merge of #119732 - lnicola:sync-from-ra, r=lnicola

Subtree update of `rust-analyzer`

r? ghost

Author: bors

src/tools/rust-analyzer/Cargo.lock

@@ -569,6 +569,7 @@ dependencies = [
  "expect-test",
  "hir-def",
  "hir-expand",
+ "indexmap",
  "intern",
  "itertools",
  "la-arena 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",

src/tools/rust-analyzer/Cargo.toml

@@ -1,6 +1,6 @@
 [workspace]
 members = ["xtask/", "lib/*", "crates/*"]
-exclude = ["crates/proc-macro-srv/proc-macro-test/"]
+exclude = ["crates/proc-macro-srv/proc-macro-test/imp"]
 resolver = "2"
 
 [workspace.package]
@@ -138,4 +138,4 @@ dashmap = { version = "=5.5.3", features = ["raw-api"] }
 collapsible_if = "allow"
 needless_pass_by_value = "allow"
 nonminimal_bool = "allow"
-redundant_pattern_matching = "allow"
+redundant_pattern_matching = "allow"

src/tools/rust-analyzer/crates/hir-def/src/body/lower.rs

@@ -17,7 +17,7 @@ use smallvec::SmallVec;
 use syntax::{
     ast::{
         self, ArrayExprKind, AstChildren, BlockExpr, HasArgList, HasAttrs, HasLoopBody, HasName,
-        SlicePatComponents,
+        RangeItem, SlicePatComponents,
     },
     AstNode, AstPtr, SyntaxNodePtr,
 };
@@ -622,7 +622,8 @@ impl ExprCollector<'_> {
             ast::Expr::IndexExpr(e) => {
                 let base = self.collect_expr_opt(e.base());
                 let index = self.collect_expr_opt(e.index());
-                self.alloc_expr(Expr::Index { base, index }, syntax_ptr)
+                let is_assignee_expr = self.is_lowering_assignee_expr;
+                self.alloc_expr(Expr::Index { base, index, is_assignee_expr }, syntax_ptr)
             }
             ast::Expr::RangeExpr(e) => {
                 let lhs = e.start().map(|lhs| self.collect_expr(lhs));
@@ -1609,7 +1610,7 @@ impl ExprCollector<'_> {
                 |name| self.alloc_expr_desugared(Expr::Path(Path::from(name))),
                 |name, span| {
                     if let Some(span) = span {
-                        mappings.push((span, name.clone()))
+                        mappings.push((span, name))
                     }
                 },
             ),

src/tools/rust-analyzer/crates/hir-def/src/body/pretty.rs

@@ -376,7 +376,7 @@ impl Printer<'_> {
                     w!(self, ") ");
                 }
             }
-            Expr::Index { base, index } => {
+            Expr::Index { base, index, is_assignee_expr: _ } => {
                 self.print_expr(*base);
                 w!(self, "[");
                 self.print_expr(*index);

src/tools/rust-analyzer/crates/hir-def/src/data/adt.rs

@@ -128,7 +128,7 @@ fn parse_repr_tt(tt: &Subtree) -> Option<ReprOptions> {
                     } else {
                         0
                     };
-                    let pack = Align::from_bytes(pack).unwrap();
+                    let pack = Align::from_bytes(pack).unwrap_or(Align::ONE);
                     min_pack =
                         Some(if let Some(min_pack) = min_pack { min_pack.min(pack) } else { pack });
                     ReprFlags::empty()

src/tools/rust-analyzer/crates/hir-def/src/hir.rs

@@ -265,6 +265,7 @@ pub enum Expr {
     Index {
         base: ExprId,
         index: ExprId,
+        is_assignee_expr: bool,
     },
     Closure {
         args: Box<[PatId]>,
@@ -432,7 +433,7 @@ impl Expr {
                     f(rhs);
                 }
             }
-            Expr::Index { base, index } => {
+            Expr::Index { base, index, .. } => {
                 f(*base);
                 f(*index);
             }