rebase

Created using spr 1.3.6-beta.1

Author: arichardson

.ci/generate-buildkite-pipeline-premerge

@@ -191,14 +191,17 @@ function keep-modified-projects() {
 }
 
 function check-targets() {
+  # Do not use "check-all" here because if there is "check-all" plus a
+  # project specific target like "check-clang", that project's tests
+  # will be run twice.
   projects=${@}
   for project in ${projects}; do
     case ${project} in
     clang-tools-extra)
       echo "check-clang-tools"
     ;;
     compiler-rt)
-      echo "check-all"
+      echo "check-compiler-rt"
     ;;
     cross-project-tests)
       echo "check-cross-project"
@@ -216,10 +219,10 @@ function check-targets() {
       echo "check-lldb"
     ;;
     pstl)
-      echo "check-all"
+      # Currently we do not run pstl tests in CI.
     ;;
     libclc)
-      echo "check-all"
+      # Currently there is no testing for libclc.
     ;;
     *)
       echo "check-${project}"

.github/new-prs-labeler.yml

@@ -69,7 +69,7 @@ PGO:
   - llvm/**/llvm-profdata/**/*
   - llvm/**/llvm-profgen/**/*
 
-vectorization:
+vectorizers:
   - llvm/lib/Transforms/Vectorize/**/*
   - llvm/include/llvm/Transforms/Vectorize/**/*
 
@@ -668,7 +668,7 @@ mlgo:
   - llvm/lib/CodeGen/ML*
   - llvm/unittests/CodeGen/ML*
   - llvm/test/CodeGen/MLRegAlloc/**
-  - llvm/utils/mlgo-utils/*
+  - llvm/utils/mlgo-utils/**
 
 tools:llvm-exegesis:
   - llvm/tools/llvm-exegesis/**
@@ -1008,3 +1008,8 @@ bazel:
 
 offload:
   - offload/**
+
+tablegen:
+  - llvm/include/TableGen/**
+  - llvm/lib/TableGen/**
+  - llvm/utils/TableGen/**

.github/workflows/commit-access-review.py

@@ -358,11 +358,10 @@ def main():
     gh = github.Github(login_or_token=token)
     org = gh.get_organization("llvm")
     repo = org.get_repo("llvm-project")
-    team = org.get_team_by_slug("llvm-committers")
     one_year_ago = datetime.datetime.now() - datetime.timedelta(days=365)
     triage_list = {}
-    for member in team.get_members():
-        triage_list[member.login] = User(member.login, triage_list)
+    for collaborator in repo.get_collaborators(permission="push"):
+        triage_list[collaborator.login] = User(collaborator.login, triage_list)
 
     print("Start:", len(triage_list), "triagers")
     # Step 0 Check if users have requested commit access in the last year.

.github/workflows/containers/github-action-ci/stage1.Dockerfile

@@ -2,7 +2,7 @@ FROM docker.io/library/ubuntu:22.04 as base
 ENV LLVM_SYSROOT=/opt/llvm
 
 FROM base as stage1-toolchain
-ENV LLVM_VERSION=18.1.8
+ENV LLVM_VERSION=19.1.2
 
 RUN apt-get update && \
     apt-get install -y \

.github/workflows/libcxx-build-and-test.yaml

@@ -191,6 +191,49 @@ jobs:
             **/CMakeError.log
             **/CMakeOutput.log
             **/crash_diagnostics/*
+
+  macos:
+    needs: [ stage1 ]
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+        - config: generic-cxx03
+          os: macos-latest
+        - config: generic-cxx23
+          os: macos-latest
+        - config: generic-modules
+          os: macos-latest
+        - config: apple-configuration
+          os: macos-latest
+        - config: apple-system
+          os: macos-13
+        - config: apple-system-hardened
+          os: macos-13
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v4
+      - uses: maxim-lobanov/setup-xcode@v1
+        with:
+          xcode-version: 'latest'
+      - uses: seanmiddleditch/gha-setup-ninja@master
+      - name: Build and test
+        run: |
+          python3 -m venv .venv
+          source .venv/bin/activate
+          python -m pip install psutil
+          bash libcxx/utils/ci/run-buildbot ${{ matrix.config }}
+      - uses: actions/upload-artifact@26f96dfa697d77e81fd5907df203aa23a56210a8 # v4.3.0
+        if: always()  # Upload artifacts even if the build or test suite fails
+        with:
+          name: macos-${{ matrix.config }}-results
+          path: |
+            **/test-results.xml
+            **/*.abilist
+            **/CMakeError.log
+            **/CMakeOutput.log
+            **/crash_diagnostics/*
+
   windows:
     runs-on: windows-2022
     needs: [ stage1 ]
@@ -206,6 +249,7 @@ jobs:
         - { config: mingw-dll, mingw: true }
         - { config: mingw-static, mingw: true }
         - { config: mingw-dll-i686, mingw: true }
+        - { config: mingw-incomplete-sysroot, mingw: true }
     steps:
       - uses: actions/checkout@v4
       - name: Install dependencies
@@ -224,6 +268,12 @@ jobs:
           del llvm-mingw*.zip
           mv llvm-mingw* c:\llvm-mingw
           echo "c:\llvm-mingw\bin" | Out-File -FilePath $Env:GITHUB_PATH -Encoding utf8 -Append
+      - name: Simulate a from-scratch build of llvm-mingw
+        if: ${{ matrix.config == 'mingw-incomplete-sysroot' }}
+        run: |
+          rm -r c:\llvm-mingw\include\c++
+          rm -r c:\llvm-mingw\*-w64-mingw32\lib\libc++*
+          rm -r c:\llvm-mingw\*-w64-mingw32\lib\libunwind*
       - name: Add Git Bash to the path
         run: |
           echo "c:\Program Files\Git\usr\bin" | Out-File -FilePath $Env:GITHUB_PATH -Encoding utf8 -Append

.github/workflows/pr-code-format.yml

@@ -12,6 +12,10 @@ on:
 jobs:
   code_formatter:
     runs-on: ubuntu-latest
+    timeout-minutes: 30
+    concurrency:
+      group: ${{ github.workflow }}-${{ github.event.pull_request.number }}
+      cancel-in-progress: true
     if: github.repository == 'llvm/llvm-project'
     steps:
       - name: Fetch LLVM sources

.github/workflows/release-asset-audit.py

@@ -1,6 +1,21 @@
 import github
 import sys
 
+_SPECIAL_CASE_BINARIES = {
+    "keith": {"clang+llvm-18.1.8-arm64-apple-macos11.tar.xz"},
+}
+
+
+def _is_valid(uploader_name, valid_uploaders, asset_name):
+    if uploader_name in valid_uploaders:
+        return True
+
+    if uploader_name in _SPECIAL_CASE_BINARIES:
+        return asset_name in _SPECIAL_CASE_BINARIES[uploader_name]
+
+    return False
+
+
 def main():
     token = sys.argv[1]
 
@@ -41,7 +56,7 @@ def main():
             print(
                 f"{asset.name} : {asset.uploader.login} [{created_at} {updated_at}] ( {asset.download_count} )"
             )
-            if asset.uploader.login not in uploaders:
+            if not _is_valid(asset.uploader.login, uploaders, asset.name):
                 with open('comment', 'w') as file:
                     file.write(f'@{asset.uploader.login} is not a valid uploader.')
                 sys.exit(1)

.github/workflows/release-binaries-all.yml

@@ -43,6 +43,7 @@ on:
       - '.github/workflows/release-binaries.yml'
       - '.github/workflows/release-binaries-setup-stage/*'
       - '.github/workflows/release-binaries-save-stage/*'
+      - 'clang/cmake/caches/Release.cmake'
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.event.pull_request.number || 'dispatch' }}

.github/workflows/release-binaries-save-stage/action.yml

@@ -10,6 +10,9 @@ inputs:
     required: true
     type: 'string'
 
+permissions:
+  contents: read
+
 runs:
   using: "composite"
   steps:
@@ -18,6 +21,9 @@ runs:
     - name: Package Build and Source Directories
       shell: bash
       run: |
+        # Remove .git/config to avoid leaking GITHUB_TOKEN stored there.
+        # See https://unit42.paloaltonetworks.com/github-repo-artifacts-leak-tokens/
+        rm -Rf .git/config
         # Windows does not support symlinks, so we need to dereference them.
         tar --exclude build/ ${{ (runner.os == 'Windows' && '-h') || '' }} -c . | zstd -T0 -c > ../llvm-project.tar.zst
         mv ../llvm-project.tar.zst .

.github/workflows/release-binaries.yml

@@ -135,16 +135,8 @@ jobs:
           target_cmake_flags="$target_cmake_flags -DBOOTSTRAP_DARWIN_osx_ARCHS=$arches -DBOOTSTRAP_DARWIN_osx_BUILTIN_ARCHS=$arches"
         fi
 
-        # x86 macOS and x86 Windows have trouble building flang, so disable it.
-        # Windows: https://github.com/llvm/llvm-project/issues/100202
-        # macOS: 'rebase opcodes terminated early at offset 1 of 80016' when building __fortran_builtins.mod
         build_flang="true"
 
-        if [ "$target" = "Windows-X64" ]; then
-          target_cmake_flags="$target_cmake_flags -DLLVM_RELEASE_ENABLE_PROJECTS=\"clang;lld;lldb;clang-tools-extra;bolt;polly;mlir\""
-          build_flang="false"
-        fi
-
         if [ "${{ runner.os }}" = "Windows" ]; then
           # The build times out on Windows, so we need to disable LTO.
           target_cmake_flags="$target_cmake_flags -DLLVM_RELEASE_ENABLE_LTO=OFF"
@@ -336,7 +328,7 @@ jobs:
       run: |
         # Build some of the mlir tools that take a long time to link
         if [ "${{ needs.prepare.outputs.build-flang }}" = "true" ]; then
-          ninja -C ${{ steps.setup-stage.outputs.build-prefix }}/build/tools/clang/stage2-bins/ -j2 flang-new bbc
+          ninja -C ${{ steps.setup-stage.outputs.build-prefix }}/build/tools/clang/stage2-bins/ -j2 flang bbc
         fi
         ninja -C ${{ steps.setup-stage.outputs.build-prefix }}/build/tools/clang/stage2-bins/ \
             mlir-bytecode-parser-fuzzer \
@@ -428,6 +420,14 @@ jobs:
       attestations: write # For artifact attestations
 
     steps:
+    - name: Checkout Release Scripts
+      uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+      with:
+        sparse-checkout: |
+          llvm/utils/release/github-upload-release.py
+          llvm/utils/git/requirements.txt
+        sparse-checkout-cone-mode: false
+
     - name: 'Download artifact'
       uses: actions/download-artifact@6b208ae046db98c579e8a3aa621ab581ff575935 # v4.1.1
       with:
@@ -450,11 +450,14 @@ jobs:
         name: ${{ needs.prepare.outputs.release-binary-filename }}-attestation
         path: ${{ needs.prepare.outputs.release-binary-filename }}.jsonl
 
+    - name: Install Python Requirements
+      run: |
+        pip install --require-hashes -r ./llvm/utils/git/requirements.txt
+
     - name: Upload Release
       shell: bash
       run: |
-        sudo apt install python3-github
-        ./llvm-project/llvm/utils/release/github-upload-release.py \
+        ./llvm/utils/release/github-upload-release.py \
         --token ${{ github.token }} \
         --release ${{ needs.prepare.outputs.release-version }} \
         upload \