Make release builds parallel and use j3 on macOS

.github/workflows/build.yml

@@ -27,13 +27,29 @@ jobs:
     - uses: actions/checkout@v1
     - name: make test
       run: |
-        make -j2 config=sanitize werror=1 test
+        make -j3 config=sanitize werror=1 test
     - name: make test w/flags
       run: |
-        make -j2 config=sanitize werror=1 flags=true test
+        make -j3 config=sanitize werror=1 flags=true test
     - name: make cli
       run: |
-         make -j2 config=sanitize werror=1 luau luau-analyze # match config with tests to improve build time
+         make -j3 config=sanitize werror=1 luau luau-analyze # match config with tests to improve build time
+         ./luau tests/conformance/assert.lua
+         ./luau-analyze tests/conformance/assert.lua
+
+  ubuntu-clang:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v1
+    - name: make test
+      run: |
+        CXX=clang++ make -j3 config=sanitize werror=1 test
+    - name: make test w/flags
+      run: |
+        CXX=clang++ make -j3 config=sanitize werror=1 flags=true test
+    - name: make cli
+      run: |
+         CXX=clang++ make -j3 config=sanitize werror=1 luau luau-analyze # match config with tests to improve build time
          ./luau tests/conformance/assert.lua
          ./luau-analyze tests/conformance/assert.lua
 

.github/workflows/release.yml

@@ -9,6 +9,7 @@ on:
       - 'papers/**'
       - 'rfcs/**'
       - '*.md'
+  pull_request:
 
 jobs:
   build:
@@ -22,7 +23,7 @@ jobs:
     - name: configure
       run: cmake . -DCMAKE_BUILD_TYPE=Release
     - name: build
-      run: cmake --build . --target Luau.Repl.CLI Luau.Analyze.CLI --config Release
+      run: cmake --build . --target Luau.Repl.CLI Luau.Analyze.CLI --config Release -j 3
     - uses: actions/upload-artifact@v2
       if: matrix.os != 'windows'
       with: