diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
new file mode 100644
index 0000000000000..4d17444ee83e2
--- /dev/null
+++ b/.github/workflows/main.yml
@@ -0,0 +1,24 @@
+name: CI
+
+on:
+  push:
+    types:  
+
+jobs:
+  build:
+    runs-on: macOS-latest
+    
+    steps:
+    - uses: actions/checkout@v1
+    - name: Change to source directory
+      run: cd llvm-project
+    - name: Create build directory
+      run: mkdir build
+    - name: Change to build directory
+      run: cd build
+    - name: Configure llvm
+      run: cmake -G Ninja ../llvm -DCMAKE_BUILD_TYPE=Release -DLLVM_BUILD_LLVM_DYLIB=ON -DLLVM_LINK_LLVM_DYLIB=ON
+    - name: Build and test llvm
+      run: ninja check-all
+      
+