Migrate Clang for i686 Linux CI run to GitHub Actions

.github/workflows/i686_linux_clang.yml

@@ -0,0 +1,34 @@
+name: i686_linux_clang
+
+on: [push, pull_request]
+
+jobs:
+
+  i686_linux_clang:
+    runs-on: ubuntu-18.04
+    env:
+      CC: clang
+    steps:
+    - uses: actions/checkout@v2
+    - name: Retrieve test compression corpus
+      run: |
+        git clone https://github.com/ariya/compression-corpus.git
+        cd compression-corpus
+        cd enwik
+        unzip enwik8.zip
+    - run: sudo apt install -y make clang gcc-multilib qemu-user
+    - run: clang --version
+    - name: Perform round-trip tests
+      run: |
+        cd tests
+        make test_roundtrip CFLAGS="-static -m32"
+        file ./test_roundtrip
+        qemu-i386 ./test_roundtrip
+    - name: 'Build and run example: 6pack and 6unpack'
+      run: |
+        cd examples
+        make CFLAGS="-static -m32"
+        qemu-i386 ./6pack -v
+        qemu-i386 ./6pack ../compression-corpus/enwik/enwik8.txt archive.6pk
+        qemu-i386 ./6unpack -v
+        qemu-i386 ./6unpack archive.6pk

azure-pipelines.yml

@@ -1,42 +1,5 @@
 jobs:
 
-- job: 'i686_linux_clang'
-  pool:
-    vmImage: 'ubuntu-18.04'
-  steps:
-  - script: |
-      git clone https://github.com/ariya/compression-corpus.git
-      cd compression-corpus
-      cd enwik
-      unzip enwik8.zip
-    displayName: 'Retrieve test compression corpus'
-  - script: sudo apt-get -y -qq update
-    displayName: 'apt-get update'
-  - script: sudo apt install -y qemu-user
-    displayName: 'Install requirements'
-  - script: |
-      git clone --depth 1 https://github.com/dockcross/dockcross.git && cd dockcross
-      docker run --rm dockcross/linux-x86 > ./dockcross-linux-x86
-      chmod +x ./dockcross-linux-x86
-    displayName: 'Prepare Dockcross'
-  - script: ./dockcross/dockcross-linux-x86 bash -c "sudo apt install -y clang && clang -v"
-    displayName: 'Check tools versions'
-  - script: |
-      ./dockcross/dockcross-linux-x86 bash -c 'sudo apt install -y clang && cd tests && clang -o test_roundtrip -Wall -m32 -std=c90 -static  -I.. test_roundtrip.c ../fastlz.c refimpl.c'
-      cd tests
-      file ./test_roundtrip
-      qemu-i386 ./test_roundtrip
-    displayName: 'Perform round-trip tests'
-  - script: |
-      ./dockcross/dockcross-linux-x86 bash -c 'sudo apt install -y clang && cd examples && clang -o 6pack -Wall -m32 -std=c90 -static  -I.. 6pack.c ../fastlz.c'
-      ./dockcross/dockcross-linux-x86 bash -c 'sudo apt install -y clang && cd examples && clang -o 6unpack -Wall -m32 -std=c90 -static  -I.. 6unpack.c ../fastlz.c'
-      cd examples
-      qemu-i386 ./6pack -v
-      qemu-i386 ./6pack ../compression-corpus/enwik/enwik8.txt archive.6pk
-      qemu-i386 ./6unpack -v
-      qemu-i386 ./6unpack archive.6pk
-    displayName: 'Build and run examples: 6pack and 6unpack'
-
 - job: 'i686_linux_gcc'
   pool:
     vmImage: 'ubuntu-18.04'