Merge branch 'rust-lang:master' into fix-questionmark-linking

Author: checkraisefold

.github/ISSUE_TEMPLATE/blank_issue.md

@@ -46,7 +46,7 @@ for larger features an implementation could be broken up into multiple PRs.
 
 [stabilization-guide]: https://rustc-dev-guide.rust-lang.org/stabilization_guide.html#stabilization-pr
 [doc-guide]: https://rustc-dev-guide.rust-lang.org/stabilization_guide.html#documentation-prs
-[nightly-style-procedure]: https://github.com/rust-lang/style-team/blob/master/nightly-style-procedure.md 
+[nightly-style-procedure]: https://github.com/rust-lang/style-team/blob/main/nightly-style-procedure.md 
 [Style Guide]: https://github.com/rust-lang/rust/tree/master/src/doc/style-guide
 
 ### Unresolved Questions

.github/ISSUE_TEMPLATE/tracking_issue.md

@@ -7,6 +7,6 @@ tracking issue or there are none, feel free to ignore this.
 This PR will get automatically assigned to a reviewer. In case you would like
 a specific user to review your work, you can assign it to them by using
 
-    r​? <reviewer name>
+    r\? <reviewer name> (with the `\` removed)
 -->
 <!-- homu-ignore:end -->

.github/pull_request_template.md

@@ -0,0 +1,14 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  // Let Renovatebot keep an opened issue that tracks our dependencies
+  "dependencyDashboard": true,
+  // Disable "normal" package updates
+  "enabledManagers": [],
+  // Update lockfiles once per week
+  "lockFileMaintenance": {
+    "enabled": true,
+    "schedule": [
+      "before 5am on Tuesday"
+    ]
+  }
+}

.github/renovate.json5

@@ -46,7 +46,7 @@ jobs:
   # If you want to modify CI jobs, take a look at src/ci/github-actions/jobs.yml.
   calculate_matrix:
     name: Calculate job matrix
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     outputs:
       jobs: ${{ steps.jobs.outputs.jobs }}
       run_type: ${{ steps.jobs.outputs.run_type }}
@@ -65,7 +65,7 @@ jobs:
     defaults:
       run:
         shell: ${{ contains(matrix.os, 'windows') && 'msys2 {0}' || 'bash' }}
-    timeout-minutes: 240
+    timeout-minutes: 360
     env:
       CI_JOB_NAME: ${{ matrix.image }}
       CARGO_REGISTRIES_CRATES_IO_PROTOCOL: sparse
@@ -104,6 +104,14 @@ jobs:
         with:
           fetch-depth: 2
 
+      # Free up disk space on Linux by removing preinstalled components that
+      # we do not need. We do this to enable some of the less resource
+      # intensive jobs to run on free runners, which however also have
+      # less disk space.
+      - name: free up disk space
+        uses: jlumbroso/free-disk-space@54081f138730dfa15788a46383842cd2f914a1be
+        if: matrix.free_disk
+
       # Rust Log Analyzer can't currently detect the PR number of a GitHub
       # Actions build on its own, so a hint in the log message is needed to
       # point it in the right direction.
@@ -122,6 +130,9 @@ jobs:
           # which then uses log commands to actually set them.
           EXTRA_VARIABLES: ${{ toJson(matrix.env) }}
 
+      - name: setup upstream remote
+        run: src/ci/scripts/setup-upstream-remote.sh
+
       - name: ensure the channel matches the target branch
         run: src/ci/scripts/verify-channel.sh
 
@@ -191,6 +202,11 @@ jobs:
       - name: create github artifacts
         run: src/ci/scripts/create-doc-artifacts.sh
 
+      - name: print disk usage
+        run: |
+          echo "disk usage:"
+          df -h
+
       - name: upload artifacts to github
         uses: actions/upload-artifact@v4
         with:
@@ -212,11 +228,22 @@ jobs:
         # erroring about invalid credentials instead.
         if: github.event_name == 'push' || env.DEPLOY == '1' || env.DEPLOY_ALT == '1'
 
+      - name: upload job metrics to DataDog
+        if: needs.calculate_matrix.outputs.run_type != 'pr'
+        env:
+          DATADOG_SITE: datadoghq.com
+          DATADOG_API_KEY: ${{ secrets.DATADOG_API_KEY }}
+          DD_GITHUB_JOB_NAME: ${{ matrix.name }}
+        run: |
+          cd src/ci
+          npm ci
+          python3 scripts/upload-build-metrics.py ../../build/cpu-usage.csv
+
   # This job isused to tell bors the final status of the build, as there is no practical way to detect
   # when a workflow is successful listening to webhooks only in our current bors implementation (homu).
   outcome:
     name: bors build finished
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     needs: [ calculate_matrix, job ]
     # !cancelled() executes the job regardless of whether the previous jobs passed or failed
     if: ${{ !cancelled() && contains(fromJSON('["auto", "try"]'), needs.calculate_matrix.outputs.run_type) }}

.github/workflows/ci.yml

@@ -27,7 +27,7 @@ jobs:
   not-waiting-on-bors:
     if: github.repository_owner == 'rust-lang'
     name: skip if S-waiting-on-bors
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
@@ -47,7 +47,7 @@ jobs:
     if: github.repository_owner == 'rust-lang'
     name: update dependencies
     needs: not-waiting-on-bors
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - name: checkout the source code
         uses: actions/checkout@v4
@@ -61,9 +61,11 @@ jobs:
           rustup toolchain install --no-self-update --profile minimal $TOOLCHAIN
           rustup default $TOOLCHAIN
 
-      - name: cargo update
+      - name: cargo update compiler & tools
         # Remove first line that always just says "Updating crates.io index"
-        run: cargo update 2>&1 | sed '/crates.io index/d' | tee -a cargo_update.log
+        run: |
+          echo -e "\ncompiler & tools dependencies:" >> cargo_update.log
+          cargo update 2>&1 | sed '/crates.io index/d' | tee -a cargo_update.log
       - name: cargo update library
         run: |
           echo -e "\nlibrary dependencies:" >> cargo_update.log
@@ -92,7 +94,7 @@ jobs:
     if: github.repository_owner == 'rust-lang'
     name: amend PR
     needs: update
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     permissions:
       contents: write
       pull-requests: write

.github/workflows/dependencies.yml

@@ -25,6 +25,7 @@ Session.vim
 .favorites.json
 .settings/
 .vs/
+.dir-locals.el
 
 ## Tool
 .valgrindrc
@@ -45,8 +46,7 @@ no_llvm_build
 /inst/
 /llvm/
 /mingw-build/
-build/
-!/compiler/rustc_mir_build/src/build/
+/build
 /build-rust-analyzer/
 /dist/
 /unicode-downloads
@@ -56,6 +56,8 @@ build/
 /src/tools/x/target
 # Created by default with `src/ci/docker/run.sh`
 /obj/
+# Created by nix dev shell / .envrc
+src/tools/nix-dev-shell/flake.lock
 
 ## ICE reports
 rustc-ice-*.txt
@@ -85,4 +87,13 @@ package.json
 ## Rustdoc GUI tests
 tests/rustdoc-gui/src/**.lock
 
+## direnv
+/.envrc
+/.direnv/
+
+## nix
+/flake.nix
+flake.lock
+/default.nix
+
 # Before adding new lines, see the comment at the top.

.gitignore

@@ -33,7 +33,7 @@
 [submodule "src/llvm-project"]
 	path = src/llvm-project
 	url = https://github.com/rust-lang/llvm-project.git
-	branch = rustc/19.1-2024-09-17
+	branch = rustc/19.1-2024-12-03
 	shallow = true
 [submodule "src/doc/embedded-book"]
 	path = src/doc/embedded-book

.gitmodules

@@ -31,6 +31,7 @@ Alexis Beingessner <[email protected]>
 Alfie John <[email protected]> Alfie John <[email protected]>
 Alona Enraght-Moony <[email protected]> <[email protected]>
 Alona Enraght-Moony <[email protected]> <[email protected]>
+Alona Enraght-Moony <[email protected]> <[email protected]>
 Amanda Stjerna <[email protected]> <[email protected]>
 Amanda Stjerna <[email protected]> <[email protected]>
 Amos Onn <[email protected]>
@@ -74,6 +75,8 @@ Ben Striegel <[email protected]>
 Benjamin Jackman <[email protected]>
 Benoît Cortier <[email protected]>
 Bheesham Persaud <[email protected]> Bheesham Persaud <[email protected]>
+bjorn3 <[email protected]> <[email protected]>
+bjorn3 <[email protected]> <[email protected]>
 Björn Steinbrink <[email protected]> <[email protected]>
 blake2-ppc <[email protected]> <blake2-ppc>
 blyxyas <[email protected]> Alejandra González <[email protected]>
@@ -171,6 +174,7 @@ Dzmitry Malyshau <[email protected]>
 E. Dunham <[email protected]> edunham <[email protected]>
 Ed Barnard <[email protected]>
 Eduard-Mihai Burtescu <[email protected]>
+Eduard-Mihai Burtescu <[email protected]> <[email protected]>
 Eduardo Bautista <[email protected]> <=>
 Eduardo Bautista <[email protected]> <[email protected]>
 Eduardo Broto <[email protected]>
@@ -185,6 +189,7 @@ Erick Tryzelaar <[email protected]> <[email protected]>
 Erik Desjardins <[email protected]>
 Erik Jensen <[email protected]>
 Erin Power <[email protected]>
+Erin Power <[email protected]> <[email protected]>
 Erin Power <[email protected]> <[email protected]>
 Erin Power <[email protected]> <[email protected]>
 Esteban Küber <[email protected]>
@@ -197,6 +202,7 @@ F001 <[email protected]>
 Fabian Kössel <[email protected]>
 Falco Hirschenberger <[email protected]> <[email protected]>
 Felix S. Klock II <[email protected]> Felix S Klock II <[email protected]>
+Felix S. Klock II <[email protected]> <[email protected]>
 Félix Saparelli <[email protected]>
 Flaper Fesp <[email protected]>
 Florian Berger <[email protected]>
@@ -244,17 +250,19 @@ Irina Popa <[email protected]>
 Ivan Ivaschenko <[email protected]>
 ivan tkachenko <[email protected]>
 J. J. Weber <[email protected]>
-Jack Huey <[email protected]>
+Jack Huey <[email protected]> <[email protected]>
 Jacob <[email protected]>
 Jacob Greenfield <[email protected]>
 Jacob Pratt <[email protected]> <[email protected]>
+Jacob Pratt <[email protected]> <[email protected]>
 Jake Vossen <[email protected]>
 Jakob Degen <[email protected]> <[email protected]>
 Jakob Lautrup Nysom <[email protected]>
 Jakub Adam Wieczorek <[email protected]>
 Jakub Adam Wieczorek <[email protected]> <[email protected]>
 Jakub Adam Wieczorek <[email protected]> <[email protected]>
 Jakub Adam Wieczorek <[email protected]> <[email protected]>
+Jakub Beránek <[email protected]> <[email protected]>
 James [Undefined] <[email protected]>
 James Deng <[email protected]> <[email protected]>
 James Hinshelwood <[email protected]> <[email protected]>
@@ -279,6 +287,7 @@ Jerry Hardee <[email protected]>
 Jesús Rubio <[email protected]>
 Jethro Beekman <[email protected]>
 Jian Zeng <[email protected]>
+Jieyou Xu <[email protected]> <[email protected]>
 Jihyun Yu <[email protected]> <[email protected]>
 Jihyun Yu <[email protected]> jihyun <[email protected]>
 Jihyun Yu <[email protected]> Jihyun Yu <[email protected]>
@@ -289,6 +298,7 @@ John Clements <[email protected]> <[email protected]>
 John Hodge <[email protected]> John Hodge <[email protected]>
 John Hörnvall <[email protected]>
 John Kåre Alsaker <[email protected]>
+John Kåre Alsaker <[email protected]> <[email protected]>
 John Talling <[email protected]>
 John Van Enk <[email protected]>
 Jonas Tepe <[email protected]>
@@ -311,6 +321,7 @@ Josh Driver <[email protected]>
 Josh Holmer <[email protected]>
 Josh Stone <[email protected]> <[email protected]>
 Josh Stone <[email protected]> <[email protected]>
+Julia Ryan <[email protected]> <[email protected]>
 Julian Knodt <[email protected]>
 jumbatm <[email protected]> <[email protected]>
 Junyoung Cho <[email protected]>
@@ -364,6 +375,7 @@ Lukas Lueg <[email protected]>
 Luke Metz <[email protected]>
 Luqman Aden <[email protected]> <[email protected]>
 Luqman Aden <[email protected]> <[email protected]>
+Luqman Aden <[email protected]> <[email protected]>
 Lzu Tao <[email protected]>
 Maik Klein <[email protected]>
 Malo Jaffré <[email protected]>
@@ -405,6 +417,7 @@ mental <[email protected]>
 mibac138 <[email protected]>
 Michael Williams <[email protected]>
 Michael Woerister <michaelwoerister@posteo> <michaelwoerister@gmail>
+Michael Woerister <michaelwoerister@posteo> <[email protected]>
 Michael Woerister <michaelwoerister@posteo> <[email protected]>
 Michael Woerister <michaelwoerister@posteo> <[email protected]>
 Michael Zhang <[email protected]>
@@ -418,6 +431,7 @@ Ms2ger <[email protected]> <[email protected]>
 msizanoen1 <[email protected]>
 Mukilan Thiagarajan <[email protected]>
 Nadrieril Feneanar <[email protected]>
+Nadrieril Feneanar <[email protected]> <[email protected]>
 NAKASHIMA, Makoto <[email protected]> <[email protected]>
 NAKASHIMA, Makoto <[email protected]> <[email protected]>
 Nathan Ringo <[email protected]>
@@ -438,6 +452,8 @@ Niclas Schwarzlose <[email protected]>
 Nicolas Abram <[email protected]>
 Nicole Mazzuca <[email protected]>
 Noratrieb <[email protected]> <[email protected]>
+Noratrieb <[email protected]> <[email protected]>
+Noratrieb <[email protected]> <[email protected]>
 Nif Ward <[email protected]>
 Nika Layzell <[email protected]> <[email protected]>
 NODA Kai <[email protected]>
@@ -456,6 +472,7 @@ Oliver Scherer <[email protected]> <[email protected]>
 Oliver Scherer <[email protected]> <[email protected]>
 Oliver Scherer <[email protected]> <[email protected]>
 Oliver Scherer <[email protected]> <[email protected]>
+Oliver Scherer <[email protected]> <[email protected]>
 Oliver Scherer <[email protected]>
 Onur Özkan <[email protected]> <[email protected]>
 Onur Özkan <[email protected]>
@@ -492,6 +509,7 @@ Raphaël Huchet <[email protected]>
 rChaser53 <[email protected]>
 Rémy Rakic <[email protected]>
 Rémy Rakic <[email protected]> <[email protected]>
+Rémy Rakic <[email protected]> <[email protected]>
 Renato Riccieri Santos Zannon <[email protected]>
 Richard Diamond <[email protected]> <[email protected]>
 Ricky Hosfelt <[email protected]>
@@ -521,6 +539,7 @@ Samuel Tardieu <[email protected]>
 Santiago Pastorino <[email protected]>
 Santiago Pastorino <[email protected]> <[email protected]>
 Scott McMurray <[email protected]>
+Scott McMurray <[email protected]> <[email protected]>
 Scott Olson <[email protected]> Scott Olson <[email protected]>
 Sean Gillespie <[email protected]> swgillespie <[email protected]>
 Seiichi Uchida <[email protected]>
@@ -532,6 +551,7 @@ Shyam Sundar B <[email protected]>
 Simon Barber-Dueck <[email protected]> Simon BD <simon@server>
 Simon Sapin <[email protected]> <[email protected]>
 Simonas Kazlauskas <[email protected]> Simonas Kazlauskas <[email protected]>
+Simonas Kazlauskas <[email protected]> <[email protected]>
 Siva Prasad <[email protected]>
 Smittyvb <[email protected]>
 Srinivas Reddy Thatiparthy <[email protected]>
@@ -552,6 +572,8 @@ Tatsuyuki Ishi <[email protected]>
 Tau Gärtli <[email protected]> <[email protected]>
 Tero Hänninen <[email protected]> Tero Hänninen <[email protected]>
 The8472 <[email protected]>
+The8472 <[email protected]> <[email protected]>
+The8472 <[email protected]> <[email protected]>
 Theo Belaire <[email protected]> Theo Belaire <[email protected]>
 Theodore Luo Wang <[email protected]>
 Thiago Pontes <[email protected]> thiagopnts <[email protected]>
@@ -589,7 +611,8 @@ Waffle Lapkin <[email protected]>
 Wesley Wiser <[email protected]> <[email protected]>
 whitequark <[email protected]>
 William Ting <[email protected]> <[email protected]>
-Wim Looman <[email protected]>
+Wim Looman <[email protected]> <[email protected]>
+Wim Looman <[email protected]> <[email protected]>
 Without Boats <[email protected]>
 Without Boats <[email protected]> <[email protected]>
 Xinye Tao <[email protected]>