build with aws-lc

.github/workflows/ci.yml

@@ -14,6 +14,31 @@ env:
   RUN: ${{ github.run_id }}-${{ github.run_number }}
 
 jobs:
+  php-5_5-linux-x64:
+    name: php-linux-x64 (5.5)
+    runs-on: ubuntu-latest
+    steps:
+    - name: Setup PHP with Xdebug
+      uses: shivammathur/setup-php@v2
+      with:
+        coverage: xdebug
+        php-version: 5.5
+        ini-values: xdebug.overload_var_dump=0, memory_limit=4G, phar.readonly=false
+
+    - name: Checkout
+      uses: actions/checkout@v2
+      with:
+        submodules: recursive
+
+    - name: Build for PHP 5.5
+      env:
+        CC: clang
+        CXX: clang++
+      run: |
+        phpize
+        ./configure
+        USE_OPENSSL=OFF make
+        ./dev-scripts/run_tests.sh
 
   php-linux-x64:
     runs-on: ubuntu-latest
@@ -21,7 +46,6 @@ jobs:
       fail-fast: false
       matrix:
         version:
-          - "5.5"
           - "5.6"
           - "7.0"
           - "7.1"