Update Build and Test CI Workflow (#149)

* Remove support for Ubuntu 18.04 builds
* Removing unavailable platforms from build and test workflow
* Set workflow for Ubuntu 22.04
* Adjust GCC and CLANG versions for Ubuntu 22.04
* Adjusting build environment for HEXL experimental build on Ubuntu 20.04

The HEXL experimental build workflow is only available on Ubuntu 20.04.
This is an experimental and  unsupported build.

.github/workflows/github-ci.yml

@@ -30,8 +30,8 @@ env:
       -DHEXL_HINT_DIR=${GITHUB_WORKSPACE}/lib/cmake/hexl-${HEXL_VER}
   COVERAGE_COMPILER_FLAGS: >
       -DCMAKE_BUILD_TYPE=Debug
-      -DCMAKE_CXX_COMPILER=g++-9
-      -DCMAKE_C_COMPILER=gcc-9
+      -DCMAKE_CXX_COMPILER=g++-11
+      -DCMAKE_C_COMPILER=gcc-11
       -DHEXL_BENCHMARK=ON
       -DHEXL_TESTING=ON
       -DHEXL_COVERAGE=ON
@@ -42,7 +42,7 @@ env:
 jobs:
   format:
     name: Format
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@v2
       # Required for pre-commit
@@ -60,8 +60,11 @@ jobs:
         shell: bash
     strategy:
       matrix:
+        # removed platforms not available on github hosted servers.
+        # sel-fhosted ice-lake servers not enabled by sysadmin
         # os: [ice-lake, [self-hosted, ubuntu-18.04], macos-latest, ubuntu-20.04]
-        os: [ice-lake, macos-latest, ubuntu-20.04]
+        # os: [macos-latest, ubuntu-20.04]
+        os: [macos-latest, ubuntu-22.04]
         build_type: [Release, Debug]
         shared_lib: [ON, OFF]
         include:
@@ -83,8 +86,8 @@ jobs:
         run: |
           set -x
           if [ "$RUNNER_OS" == "Linux" ]; then
-            export CC=clang-10
-            export CXX=clang++-10
+            export CC=clang-14
+            export CXX=clang++-14
           fi
 
           # Print information useful for debugging
@@ -177,101 +180,6 @@ jobs:
 
           # TODO: add pkgconfig and vcpkg examples
 
-
-
-  ubuntu-1804-build:
-    name: '${{ matrix.os }} ${{ matrix.build_type }} shared=${{ matrix.shared_lib }}'
-    runs-on: '${{ matrix.os }}'
-    defaults:
-      run:
-        shell: bash
-    strategy:
-      matrix:
-        os: [ubuntu-18.04]
-        build_type: [Release, Debug]
-        shared_lib: [ON, OFF]
-        include:
-          # Run benchmarks quickly in Debug mode
-          - build_type: Debug
-            benchmark_min_time: "--benchmark_min_time=0.001"
-          - build_type: Release
-            benchmark_min_time: ""
-        exclude: # Skip debug on Mac. TODO: add Debug mode
-          - os: macos-latest
-            build_type: Debug
-    steps:
-      - uses: actions/checkout@v2
-      - name: Setup cmake
-        uses: jwlawson/[email protected]
-        with:
-          cmake-version: '3.13.x'
-      - name: Default build
-        run: |
-          set -x
-          if [ "$RUNNER_OS" == "Linux" ]; then
-            export CC=gcc
-            export CXX=g++
-          fi
-
-          # Print information useful for debugging
-          gcc --version
-          g++ --version
-          whoami
-          echo $HOME
-          echo $GITHUB_WORKSPACE
-          echo "Testing from branch:"
-          echo $GITHUB_REFH
-          cmake --version
-          pwd
-
-          # Build library
-          cmake -S . -B build -DCMAKE_BUILD_TYPE=${{ matrix.build_type }}  \
-            -DHEXL_SHARED_LIB=${{ matrix.shared_lib }} \
-            -DCMAKE_INSTALL_PREFIX=./
-          cmake --build build -j
-          cmake --build build --target install
-          cmake --build build --target unittest
-          # Instead of calling cmake --build build --target bench,
-          # we run the executable directly to pass command-line arguments
-          ./build/benchmark/bench_hexl \
-            --benchmark_out="${GITHUB_WORKFLOW}_${GITHUB_SHA}" \
-            --benchmark_out_format=csv ${{ matrix.benchmark_min_time }}
-
-          # Build and run examples
-          cd $GITHUB_WORKSPACE/example/cmake
-          cmake -S . -B build -DCMAKE_BUILD_TYPE=${{ matrix.build_type }} \
-            ${{ env.HEXL_HINT_DIR }}
-          cmake --build build
-          build/example
-
-          # Build example using pkgconfig
-          cd $GITHUB_WORKSPACE/example/pkgconfig
-          # Set PKG_CONFIG_PATH to locate hexl.pc
-          export PKG_CONFIG_PATH=$GITHUB_WORKSPACE/lib/pkgconfig
-          cmake -S . -B build
-          cmake --build build
-          build/example
-
-          # Build example using vcpkg
-          # TODO: fix vcpkg example CI
-          # vcpkg install hexl --overlay-ports=$GITHUB_WORKSPACE/port/hexl/ --head
-          # cd $GITHUB_WORKSPACE/example/vcpkg
-          # vcpkg_toolchain=$(locate vcpkg.cmake)
-          # echo $vcpkg_toolchain
-          # cmake -S . -B build -DCMAKE_TOOLCHAIN_FILE=$vcpkg_toolchain
-          # cmake --build build
-          # build/example
-          # set +x
-
-      - name: Archive benchmark results
-        uses: actions/upload-artifact@v2
-        with:
-          name: bench_hexl_${{github.sha}}.csv
-          path: ${{ github.workspace }}/${{ github.workflow }}_${{ github.sha }}
-          retention-days: 90 # Maximum for free version
-
-
-
   experimental-build:
     name: 'experimental: ${{ matrix.os }} ${{ matrix.build_type }} shared=${{ matrix.shared_lib }}'
     runs-on: '${{ matrix.os }}'
@@ -280,7 +188,13 @@ jobs:
         shell: bash
     strategy:
       matrix:
-        os: [ice-lake]
+        # This is an unsupported experimental build - use at your own risk
+        #
+        # Ice-lake platform not available on github
+        # self-hosted platforms disabled by Intel github sys admin
+        # building on default ubuntu-20.04 platform
+        # os: [ice-lake]
+        os: [ubuntu-20.04]
         build_type: [Release]
         shared_lib: [ON]
     steps:
@@ -289,8 +203,8 @@ jobs:
         run: |
           set -x
           if [ "$RUNNER_OS" == "Linux" ]; then
-            export CC=clang-10
-            export CXX=clang++-10
+            export CC=clang-11
+            export CXX=clang++-11
           fi
 
           # Print information useful for debugging