Merge branch 'master' of https://github.com/Roblox/luau

.clang-format

@@ -16,10 +16,14 @@ SortIncludes: false
 IndentWidth: 4
 TabWidth: 4
 ObjCBlockIndentWidth: 4
-AlignAfterOpenBracket: DontAlign
 UseTab: Never
 PointerAlignment: Left
 SpaceAfterTemplateKeyword: false
 AlignEscapedNewlines: DontAlign
 AlwaysBreakTemplateDeclarations: Yes
 MaxEmptyLinesToKeep: 10
+AllowAllParametersOfDeclarationOnNextLine: false
+AlignAfterOpenBracket: BlockIndent
+BinPackArguments: false
+BinPackParameters: false
+PenaltyReturnTypeOnItsOwnLine: 10000

.github/ISSUE_TEMPLATE/config.yml

@@ -1,5 +1,5 @@
 blank_issues_enabled: false
 contact_links:
   - name: Questions
-    url: https://github.com/Roblox/luau/discussions
+    url: https://github.com/luau-lang/luau/discussions
     about: Please use GitHub Discussions if you have questions or need help.

.github/codecov.yml

@@ -1 +1,7 @@
 comment: false
+coverage:
+  status:
+    patch: false
+    project:
+      default:
+        informational: true

.github/workflows/benchmark.yml

@@ -25,6 +25,7 @@ jobs:
 
       - name: Install valgrind
         run: |
+          sudo apt-get update
           sudo apt-get install valgrind
 
       - name: Build Luau (gcc)
@@ -41,7 +42,7 @@ jobs:
       - name: Build Luau (clang)
         run: |
           make config=profile clean
-          CXX=clang++ make config=profile luau luau-analyze
+          CXX=clang++ make config=profile luau luau-analyze luau-compile
 
       - name: Run benchmark (bench-gcc)
         run: |
@@ -62,22 +63,26 @@ jobs:
           }
           valgrind --tool=callgrind ./luau-analyze --mode=nonstrict bench/other/LuauPolyfillMap.lua 2>&1 | filter map-nonstrict | tee -a analyze-output.txt
           valgrind --tool=callgrind ./luau-analyze --mode=strict bench/other/LuauPolyfillMap.lua 2>&1 | filter map-strict | tee -a analyze-output.txt
+          valgrind --tool=callgrind ./luau-analyze --mode=strict --fflags=LuauSolverV2 bench/other/LuauPolyfillMap.lua 2>&1 | filter map-dcr | tee -a analyze-output.txt
           valgrind --tool=callgrind ./luau-analyze --mode=nonstrict bench/other/regex.lua 2>&1 | filter regex-nonstrict | tee -a analyze-output.txt
           valgrind --tool=callgrind ./luau-analyze --mode=strict bench/other/regex.lua 2>&1 | filter regex-strict | tee -a analyze-output.txt
+          valgrind --tool=callgrind ./luau-analyze --mode=strict --fflags=LuauSolverV2 bench/other/regex.lua 2>&1 | filter regex-dcr | tee -a analyze-output.txt
 
       - name: Run benchmark (compile)
         run: |
           filter() {
-            awk '/.*I\s+refs:\s+[0-9,]+/ {gsub(",", "", $4); X=$4} END {print "SUCCESS: '$1' : " X/1e7 "ms +/- 0% on luau --compile"}'
+            awk '/.*I\s+refs:\s+[0-9,]+/ {gsub(",", "", $4); X=$4} END {print "SUCCESS: '$1' : " X/1e7 "ms +/- 0% on luau-compile"}'
           }
-          valgrind --tool=callgrind ./luau --compile=null -O0 bench/other/LuauPolyfillMap.lua 2>&1 | filter map-O0 | tee -a compile-output.txt
-          valgrind --tool=callgrind ./luau --compile=null -O1 bench/other/LuauPolyfillMap.lua 2>&1 | filter map-O1 | tee -a compile-output.txt
-          valgrind --tool=callgrind ./luau --compile=null -O2 bench/other/LuauPolyfillMap.lua 2>&1 | filter map-O2 | tee -a compile-output.txt
-          valgrind --tool=callgrind ./luau --compile=codegennull -O2 bench/other/LuauPolyfillMap.lua 2>&1 | filter map-O2-codegen | tee -a compile-output.txt
-          valgrind --tool=callgrind ./luau --compile=null -O0 bench/other/regex.lua 2>&1 | filter regex-O0 | tee -a compile-output.txt
-          valgrind --tool=callgrind ./luau --compile=null -O1 bench/other/regex.lua 2>&1 | filter regex-O1 | tee -a compile-output.txt
-          valgrind --tool=callgrind ./luau --compile=null -O2 bench/other/regex.lua 2>&1 | filter regex-O2 | tee -a compile-output.txt
-          valgrind --tool=callgrind ./luau --compile=codegennull -O2 bench/other/regex.lua 2>&1 | filter regex-O2-codegen | tee -a compile-output.txt
+          valgrind --tool=callgrind ./luau-compile --null -O0 bench/other/LuauPolyfillMap.lua 2>&1 | filter map-O0 | tee -a compile-output.txt
+          valgrind --tool=callgrind ./luau-compile --null -O1 bench/other/LuauPolyfillMap.lua 2>&1 | filter map-O1 | tee -a compile-output.txt
+          valgrind --tool=callgrind ./luau-compile --null -O2 bench/other/LuauPolyfillMap.lua 2>&1 | filter map-O2 | tee -a compile-output.txt
+          valgrind --tool=callgrind ./luau-compile --codegennull -O2 bench/other/LuauPolyfillMap.lua 2>&1 | filter map-O2-codegen | tee -a compile-output.txt
+          valgrind --tool=callgrind ./luau-compile --codegennull -O2 -t1 bench/other/LuauPolyfillMap.lua 2>&1 | filter map-O2-t1-codegen | tee -a compile-output.txt
+          valgrind --tool=callgrind ./luau-compile --null -O0 bench/other/regex.lua 2>&1 | filter regex-O0 | tee -a compile-output.txt
+          valgrind --tool=callgrind ./luau-compile --null -O1 bench/other/regex.lua 2>&1 | filter regex-O1 | tee -a compile-output.txt
+          valgrind --tool=callgrind ./luau-compile --null -O2 bench/other/regex.lua 2>&1 | filter regex-O2 | tee -a compile-output.txt
+          valgrind --tool=callgrind ./luau-compile --codegennull -O2 bench/other/regex.lua 2>&1 | filter regex-O2-codegen | tee -a compile-output.txt
+          valgrind --tool=callgrind ./luau-compile --codegennull -O2 -t1 bench/other/regex.lua 2>&1 | filter regex-O2-t1-codegen | tee -a compile-output.txt
 
       - name: Checkout benchmark results
         uses: actions/checkout@v3
@@ -122,7 +127,7 @@ jobs:
       - name: Store results (compile)
         uses: Roblox/rhysd-github-action-benchmark@v-luau
         with:
-          name: luau --compile
+          name: luau-compile
           tool: "benchmarkluau"
           output-file-path: ./compile-output.txt
           external-data-json-path: ./gh-pages/compile.json

.github/workflows/build.yml

@@ -20,11 +20,14 @@ jobs:
   unix:
     strategy:
       matrix:
-        os: [{name: ubuntu, version: ubuntu-20.04}, {name: macos, version: macos-latest}]
+        os: [{name: ubuntu, version: ubuntu-latest}, {name: macos, version: macos-latest}, {name: macos-arm, version: macos-14}]
     name: ${{matrix.os.name}}
     runs-on: ${{matrix.os.version}}
     steps:
     - uses: actions/checkout@v1
+    - name: work around ASLR+ASAN compatibility
+      run: sudo sysctl -w vm.mmap_rnd_bits=28
+      if: matrix.os.name == 'ubuntu'
     - name: make tests
       run: |
         make -j2 config=sanitize werror=1 native=1 luau-tests
@@ -42,9 +45,10 @@ jobs:
         ./luau-tests -ts=Conformance --codegen -O2 --fflags=true
     - name: make cli
       run: |
-         make -j2 config=sanitize werror=1 luau luau-analyze # match config with tests to improve build time
+         make -j2 config=sanitize werror=1 luau luau-analyze luau-compile # match config with tests to improve build time
          ./luau tests/conformance/assert.lua
          ./luau-analyze tests/conformance/assert.lua
+         ./luau-compile tests/conformance/assert.lua
 
   windows:
     runs-on: windows-latest
@@ -76,12 +80,13 @@ jobs:
     - name: cmake cli
       shell: bash # necessary for fail-fast
       run: |
-        cmake --build . --target Luau.Repl.CLI Luau.Analyze.CLI --config Debug # match config with tests to improve build time
+        cmake --build . --target Luau.Repl.CLI Luau.Analyze.CLI Luau.Compile.CLI --config Debug # match config with tests to improve build time
         Debug/luau tests/conformance/assert.lua
         Debug/luau-analyze tests/conformance/assert.lua
+        Debug/luau-compile tests/conformance/assert.lua
 
   coverage:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-20.04 # needed for clang++-10 to avoid gcov compatibility issues
     steps:
     - uses: actions/checkout@v2
     - name: install
@@ -97,7 +102,7 @@ jobs:
         token: ${{ secrets.CODECOV_TOKEN }}
 
   web:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v1
     - uses: actions/checkout@v2

.github/workflows/new-release.yml

@@ -12,7 +12,7 @@ permissions:
 
 jobs:
   create-release:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     outputs:
       upload_url: ${{ steps.create_release.outputs.upload_url }}
     steps:
@@ -29,7 +29,7 @@ jobs:
   build:
     needs: ["create-release"]
     strategy:
-      matrix:
+      matrix: # using ubuntu-20.04 to build a Linux binary targeting older glibc to improve compatibility
         os: [{name: ubuntu, version: ubuntu-20.04}, {name: macos, version: macos-latest}, {name: windows, version: windows-latest}]
     name: ${{matrix.os.name}}
     runs-on: ${{matrix.os.version}}
@@ -38,7 +38,7 @@ jobs:
     - name: configure
       run: cmake . -DCMAKE_BUILD_TYPE=Release
     - name: build
-      run: cmake --build . --target Luau.Repl.CLI Luau.Analyze.CLI --config Release -j 2
+      run: cmake --build . --target Luau.Repl.CLI Luau.Analyze.CLI Luau.Compile.CLI Luau.Ast.CLI --config Release -j 2
     - name: pack
       if: matrix.os.name != 'windows'
       run: zip luau-${{matrix.os.name}}.zip luau*
@@ -56,7 +56,7 @@ jobs:
 
   web:
     needs: ["create-release"]
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v1
     - uses: actions/checkout@v2