Auto merge of #3427 - rust-lang:rustup-2024-03-29, r=saethlin

Automatic Rustup

.github/workflows/dependencies.yml

@@ -6,8 +6,6 @@ on:
   schedule:
     # Run weekly
     - cron: '0 0 * * Sun'
-    # Re-bump deps every 4 hours
-    - cron: '0 */4 * * *'
   workflow_dispatch:
     # Needed so we can run it manually
 permissions:
@@ -42,7 +40,7 @@ jobs:
 
           # Exit with error if open and S-waiting-on-bors
           if [[ "$STATE" == "OPEN" && "$WAITING_ON_BORS" == "true" ]]; then
-            gh run cancel ${{ github.run_id }}
+            exit 1
           fi
 
   update:
@@ -65,10 +63,7 @@ jobs:
 
       - name: cargo update
         # Remove first line that always just says "Updating crates.io index"
-        # If there are no changes, cancel the job here
-        run: |
-          cargo update 2>&1 | sed '/crates.io index/d' | tee -a cargo_update.log
-          git status --porcelain | grep -q Cargo.lock || gh run cancel ${{ github.run_id }}
+        run: cargo update 2>&1 | sed '/crates.io index/d' | tee -a cargo_update.log
       - name: upload Cargo.lock artifact for use in PR
         uses: actions/upload-artifact@v4
         with:
@@ -95,11 +90,11 @@ jobs:
         uses: actions/checkout@v4
 
       - name: download Cargo.lock from update job
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: Cargo-lock
       - name: download cargo-update log from update job
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: cargo-updates
 
@@ -134,14 +129,14 @@ jobs:
           # Exit with error if PR is closed
           STATE=$(gh pr view cargo_update --repo $GITHUB_REPOSITORY --json state --jq '.state')
           if [[ "$STATE" != "OPEN" ]]; then
-            gh run cancel ${{ github.run_id }}
+            exit 1
           fi
 
           gh pr edit cargo_update --title "${PR_TITLE}" --body-file body.md --repo $GITHUB_REPOSITORY
 
       - name: open new pull request
-        # Only run if there wasn't an existing PR and if this is the weekly run
-        if: steps.edit.outcome != 'success' && github.event.schedule == '0 0 * * Sun'
+        # Only run if there wasn't an existing PR
+        if: steps.edit.outcome != 'success'
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: gh pr create --title "${PR_TITLE}" --body-file body.md --repo $GITHUB_REPOSITORY

.mailmap

@@ -324,6 +324,7 @@ Katze <[email protected]>
 Keegan McAllister <[email protected]> <[email protected]>
 Kerem Kat <[email protected]>
 Kevin Butler <[email protected]>
+Kevin Reid <[email protected]> <[email protected]>
 Kevin Jiang <[email protected]>
 Kornel Lesiński <[email protected]>
 Krishna Sai Veera Reddy <[email protected]>

INSTALL.md

@@ -151,8 +151,8 @@ toolchain.
    directory and uncomment the line `MSYS2_PATH_TYPE=inherit`.
 
    You could install and use MSYS2's version of git instead with `pacman`,
-   however this is not recommended as it's excrutiatingly slow, and not frequently
-   tested for compatability.
+   however this is not recommended as it's excruciatingly slow, and not frequently
+   tested for compatibility.
 
 3. Start a MINGW64 or MINGW32 shell (depending on whether you want 32-bit
    or 64-bit Rust) either from your start menu, or by running `mingw64.exe`

RELEASES.md

@@ -1,3 +1,13 @@
+Version 1.77.1 (2024-03-28)
+===========================
+
+<a id="1.77.1"></a>
+
+- [Revert stripping debuginfo by default for Windows](https://github.com/rust-lang/cargo/pull/13654)
+  This fixes a regression in 1.77 by reverting to the previous default.
+  Platforms other than Windows are not affected.
+- Internal: [Fix heading anchor rendering in doc pages](https://github.com/rust-lang/rust/pull/122693)
+
 Version 1.77.0 (2024-03-21)
 ==========================
 

compiler/rustc_ast_pretty/src/pprust/state/expr.rs

@@ -75,7 +75,7 @@ pub(crate) struct FixupContext {
 }
 
 /// The default amount of fixing is minimal fixing. Fixups should be turned on
-/// in a targetted fashion where needed.
+/// in a targeted fashion where needed.
 impl Default for FixupContext {
     fn default() -> Self {
         FixupContext {

compiler/rustc_borrowck/src/diagnostics/conflict_errors.rs

@@ -4,6 +4,7 @@
 #![allow(rustc::untranslatable_diagnostic)]
 
 use either::Either;
+use hir::ClosureKind;
 use rustc_data_structures::captures::Captures;
 use rustc_data_structures::fx::FxIndexSet;
 use rustc_errors::{codes::*, struct_span_code_err, Applicability, Diag, MultiSpan};
@@ -463,6 +464,15 @@ impl<'cx, 'tcx> MirBorrowckCtxt<'cx, 'tcx> {
                 } else if let UseSpans::FnSelfUse { kind: CallKind::Normal { .. }, .. } = move_spans
                 {
                     // We already suggest cloning for these cases in `explain_captures`.
+                } else if let UseSpans::ClosureUse {
+                    closure_kind:
+                        ClosureKind::Coroutine(CoroutineKind::Desugared(_, CoroutineSource::Block)),
+                    args_span: _,
+                    capture_kind_span: _,
+                    path_span,
+                } = move_spans
+                {
+                    self.suggest_cloning(err, ty, expr, path_span);
                 } else if self.suggest_hoisting_call_outside_loop(err, expr) {
                     // The place where the the type moves would be misleading to suggest clone.
                     // #121466
@@ -621,7 +631,7 @@ impl<'cx, 'tcx> MirBorrowckCtxt<'cx, 'tcx> {
                     }
 
                     // FIXME: We make sure that this is a normal top-level binding,
-                    // but we could suggest `todo!()` for all uninitalized bindings in the pattern pattern
+                    // but we could suggest `todo!()` for all uninitialized bindings in the pattern pattern
                     if let hir::StmtKind::Let(hir::LetStmt { span, ty, init: None, pat, .. }) =
                         &ex.kind
                         && let hir::PatKind::Binding(..) = pat.kind
@@ -749,7 +759,7 @@ impl<'cx, 'tcx> MirBorrowckCtxt<'cx, 'tcx> {
         true
     }
 
-    /// In a move error that occurs on a call wihtin a loop, we try to identify cases where cloning
+    /// In a move error that occurs on a call within a loop, we try to identify cases where cloning
     /// the value would lead to a logic error. We infer these cases by seeing if the moved value is
     /// part of the logic to break the loop, either through an explicit `break` or if the expression
     /// is part of a `while let`.
@@ -950,7 +960,7 @@ impl<'cx, 'tcx> MirBorrowckCtxt<'cx, 'tcx> {
             {
                 // FIXME: We could check that the call's *parent* takes `&mut val` to make the
                 // suggestion more targeted to the `mk_iter(val).next()` case. Maybe do that only to
-                // check for wheter to suggest `let value` or `let mut value`.
+                // check for whether to suggest `let value` or `let mut value`.
 
                 let span = in_loop.span;
                 if !finder.found_breaks.is_empty()

compiler/rustc_borrowck/src/type_check/mod.rs

@@ -608,7 +608,7 @@ impl<'a, 'b, 'tcx> TypeVerifier<'a, 'b, 'tcx> {
             }
             self.cx.borrowck_context.constraints.outlives_constraints.push(constraint)
         }
-        // If the region is live at at least one location in the promoted MIR,
+        // If the region is live at least one location in the promoted MIR,
         // then add a liveness constraint to the main MIR for this region
         // at the location provided as an argument to this method
         //

compiler/rustc_builtin_macros/src/source_util.rs

@@ -3,17 +3,22 @@ use rustc_ast::ptr::P;
 use rustc_ast::token;
 use rustc_ast::tokenstream::TokenStream;
 use rustc_ast_pretty::pprust;
-use rustc_expand::base::{check_zero_tts, get_single_str_from_tts, parse_expr, resolve_path};
+use rustc_data_structures::sync::Lrc;
+use rustc_expand::base::{
+    check_zero_tts, get_single_str_from_tts, get_single_str_spanned_from_tts, parse_expr,
+    resolve_path,
+};
 use rustc_expand::base::{DummyResult, ExpandResult, ExtCtxt};
 use rustc_expand::base::{MacEager, MacResult, MacroExpanderResult};
 use rustc_expand::module::DirOwnership;
 use rustc_parse::new_parser_from_file;
 use rustc_parse::parser::{ForceCollect, Parser};
 use rustc_session::lint::builtin::INCOMPLETE_INCLUDE;
+use rustc_span::source_map::SourceMap;
 use rustc_span::symbol::Symbol;
 use rustc_span::{Pos, Span};
-
 use smallvec::SmallVec;
+use std::path::{Path, PathBuf};
 use std::rc::Rc;
 
 // These macros all relate to the file system; they either return
@@ -182,35 +187,26 @@ pub fn expand_include_str(
     tts: TokenStream,
 ) -> MacroExpanderResult<'static> {
     let sp = cx.with_def_site_ctxt(sp);
-    let ExpandResult::Ready(mac) = get_single_str_from_tts(cx, sp, tts, "include_str!") else {
+    let ExpandResult::Ready(mac) = get_single_str_spanned_from_tts(cx, sp, tts, "include_str!")
+    else {
         return ExpandResult::Retry(());
     };
-    let file = match mac {
-        Ok(file) => file,
+    let (path, path_span) = match mac {
+        Ok(res) => res,
         Err(guar) => return ExpandResult::Ready(DummyResult::any(sp, guar)),
     };
-    let file = match resolve_path(&cx.sess, file.as_str(), sp) {
-        Ok(f) => f,
-        Err(err) => {
-            let guar = err.emit();
-            return ExpandResult::Ready(DummyResult::any(sp, guar));
-        }
-    };
-    ExpandResult::Ready(match cx.source_map().load_binary_file(&file) {
+    ExpandResult::Ready(match load_binary_file(cx, path.as_str().as_ref(), sp, path_span) {
         Ok(bytes) => match std::str::from_utf8(&bytes) {
             Ok(src) => {
                 let interned_src = Symbol::intern(src);
                 MacEager::expr(cx.expr_str(sp, interned_src))
             }
             Err(_) => {
-                let guar = cx.dcx().span_err(sp, format!("{} wasn't a utf-8 file", file.display()));
+                let guar = cx.dcx().span_err(sp, format!("`{path}` wasn't a utf-8 file"));
                 DummyResult::any(sp, guar)
             }
         },
-        Err(e) => {
-            let guar = cx.dcx().span_err(sp, format!("couldn't read {}: {}", file.display(), e));
-            DummyResult::any(sp, guar)
-        }
+        Err(dummy) => dummy,
     })
 }
 
@@ -220,28 +216,127 @@ pub fn expand_include_bytes(
     tts: TokenStream,
 ) -> MacroExpanderResult<'static> {
     let sp = cx.with_def_site_ctxt(sp);
-    let ExpandResult::Ready(mac) = get_single_str_from_tts(cx, sp, tts, "include_bytes!") else {
+    let ExpandResult::Ready(mac) = get_single_str_spanned_from_tts(cx, sp, tts, "include_bytes!")
+    else {
         return ExpandResult::Retry(());
     };
-    let file = match mac {
-        Ok(file) => file,
+    let (path, path_span) = match mac {
+        Ok(res) => res,
         Err(guar) => return ExpandResult::Ready(DummyResult::any(sp, guar)),
     };
-    let file = match resolve_path(&cx.sess, file.as_str(), sp) {
-        Ok(f) => f,
+    ExpandResult::Ready(match load_binary_file(cx, path.as_str().as_ref(), sp, path_span) {
+        Ok(bytes) => {
+            let expr = cx.expr(sp, ast::ExprKind::IncludedBytes(bytes));
+            MacEager::expr(expr)
+        }
+        Err(dummy) => dummy,
+    })
+}
+
+fn load_binary_file(
+    cx: &mut ExtCtxt<'_>,
+    original_path: &Path,
+    macro_span: Span,
+    path_span: Span,
+) -> Result<Lrc<[u8]>, Box<dyn MacResult>> {
+    let resolved_path = match resolve_path(&cx.sess, original_path, macro_span) {
+        Ok(path) => path,
         Err(err) => {
             let guar = err.emit();
-            return ExpandResult::Ready(DummyResult::any(sp, guar));
+            return Err(DummyResult::any(macro_span, guar));
         }
     };
-    ExpandResult::Ready(match cx.source_map().load_binary_file(&file) {
-        Ok(bytes) => {
-            let expr = cx.expr(sp, ast::ExprKind::IncludedBytes(bytes));
-            MacEager::expr(expr)
+    match cx.source_map().load_binary_file(&resolved_path) {
+        Ok(data) => Ok(data),
+        Err(io_err) => {
+            let mut err = cx.dcx().struct_span_err(
+                macro_span,
+                format!("couldn't read `{}`: {io_err}", resolved_path.display()),
+            );
+
+            if original_path.is_relative() {
+                let source_map = cx.sess.source_map();
+                let new_path = source_map
+                    .span_to_filename(macro_span.source_callsite())
+                    .into_local_path()
+                    .and_then(|src| find_path_suggestion(source_map, src.parent()?, original_path))
+                    .and_then(|path| path.into_os_string().into_string().ok());
+
+                if let Some(new_path) = new_path {
+                    err.span_suggestion(
+                        path_span,
+                        "there is a file with the same name in a different directory",
+                        format!("\"{}\"", new_path.replace('\\', "/").escape_debug()),
+                        rustc_lint_defs::Applicability::MachineApplicable,
+                    );
+                }
+            }
+            let guar = err.emit();
+            Err(DummyResult::any(macro_span, guar))
         }
-        Err(e) => {
-            let guar = cx.dcx().span_err(sp, format!("couldn't read {}: {}", file.display(), e));
-            DummyResult::any(sp, guar)
+    }
+}
+
+fn find_path_suggestion(
+    source_map: &SourceMap,
+    base_dir: &Path,
+    wanted_path: &Path,
+) -> Option<PathBuf> {
+    // Fix paths that assume they're relative to cargo manifest dir
+    let mut base_c = base_dir.components();
+    let mut wanted_c = wanted_path.components();
+    let mut without_base = None;
+    while let Some(wanted_next) = wanted_c.next() {
+        if wanted_c.as_path().file_name().is_none() {
+            break;
         }
+        // base_dir may be absolute
+        while let Some(base_next) = base_c.next() {
+            if base_next == wanted_next {
+                without_base = Some(wanted_c.as_path());
+                break;
+            }
+        }
+    }
+    let root_absolute = without_base.into_iter().map(PathBuf::from);
+
+    let base_dir_components = base_dir.components().count();
+    // Avoid going all the way to the root dir
+    let max_parent_components = if base_dir.is_relative() {
+        base_dir_components + 1
+    } else {
+        base_dir_components.saturating_sub(1)
+    };
+
+    // Try with additional leading ../
+    let mut prefix = PathBuf::new();
+    let add = std::iter::from_fn(|| {
+        prefix.push("..");
+        Some(prefix.join(wanted_path))
     })
+    .take(max_parent_components.min(3));
+
+    // Try without leading directories
+    let mut trimmed_path = wanted_path;
+    let remove = std::iter::from_fn(|| {
+        let mut components = trimmed_path.components();
+        let removed = components.next()?;
+        trimmed_path = components.as_path();
+        let _ = trimmed_path.file_name()?; // ensure there is a file name left
+        Some([
+            Some(trimmed_path.to_path_buf()),
+            (removed != std::path::Component::ParentDir)
+                .then(|| Path::new("..").join(trimmed_path)),
+        ])
+    })
+    .flatten()
+    .flatten()
+    .take(4);
+
+    for new_path in root_absolute.chain(add).chain(remove) {
+        if source_map.file_exists(&base_dir.join(&new_path)) {
+            return Some(new_path);
+        }
+    }
+    None
 }