Add CI for a 32-bit target and with/without SSE4.2

Author: shepmaster

.github/actions/test/action.yml

@@ -0,0 +1,52 @@
+name: Run tests
+
+inputs:
+  toolchain:
+    default: "stable"
+    required: false
+    type: string
+
+  features:
+    default: ""
+    required: false
+    type: string
+
+  rustflags:
+    default: ""
+    required: false
+    type: string
+
+  target:
+    default: ""
+    required: false
+    type: string
+
+runs:
+  using: "composite"
+  steps:
+    - name: Install Rust
+      uses: actions-rs/toolchain@v1
+      with:
+        toolchain: ${{ inputs.toolchain }}
+        profile: minimal
+        default: true
+
+    - name: Configure cross
+      shell: bash
+      run: |
+        cat > Cross.toml <<EOF
+        [build.env]
+        passthrough = ["RUSTFLAGS", "RUSTDOCFLAGS"]
+        EOF
+
+    - name: Run tests
+      uses: actions-rs/cargo@v1
+      env:
+        RUSTFLAGS: "${{ env.RUSTFLAGS }} ${{ inputs.rustflags }}"
+      with:
+        command: test
+        args: >-
+          --all
+          ${{ inputs.features != '' && format('--features {0}', inputs.features) || '' }}
+          ${{ inputs.target != '' && format('--target {0}', inputs.target) || '' }}
+        use-cross: ${{ inputs.target != '' }}

.github/workflows/ci.yml

@@ -6,39 +6,65 @@ env:
   RUSTDOCFLAGS: -D warnings
 
 jobs:
-  primary:
+  toolchains:
     strategy:
       matrix:
-        os: [ubuntu-latest]
-        toolchain: [stable, beta, nightly]
-        features: ['']
+        toolchain: ["stable", "beta", "nightly"]
 
-        include:
-          - os: ubuntu-latest
-            toolchain: nightly
-            features: pattern
+    runs-on: ubuntu-latest
 
-          - os: windows-latest
-            toolchain: stable
+    steps:
+      - name: Check out code
+        uses: actions/checkout@v3
+
+      - name: Run tests
+        uses: ./.github/actions/test
+        with:
+          toolchain: "${{ matrix.toolchain }}"
+
+  platforms:
+    strategy:
+      matrix:
+        platform: ["windows-latest", "macos-latest"]
+
+    runs-on: ${{ matrix.platform }}
+
+    steps:
+      - name: Check out code
+        uses: actions/checkout@v3
 
-          - os: macos-latest
-            toolchain: stable
+      - name: Run tests
+        uses: ./.github/actions/test
+        with:
+          platform: "${{ matrix.platform }}"
 
-    runs-on: ${{ matrix.os }}
+  crate_features:
+    runs-on: ubuntu-latest
 
     steps:
       - name: Check out code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
-      - name: Install Rust
-        uses: actions-rs/toolchain@v1
+      - name: Run tests
+        uses: ./.github/actions/test
         with:
-          toolchain: ${{ matrix.toolchain }}
-          profile: minimal
-          default: true
+          toolchain: "nightly"
+          features: "pattern"
+
+  target_features:
+    strategy:
+      matrix:
+        target_feature: ["-sse4.2", "+sse4.2"]
+        target: ["", "i686-unknown-linux-gnu"]
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Check out code
+        uses: actions/checkout@v3
 
       - name: Run tests
-        uses: actions-rs/cargo@v1
+        uses: ./.github/actions/test
         with:
-          command: test
-          args: --all --features=${{ matrix.features }}
+          rustflags: "-C target-feature=${{ matrix.target_feature }}"
+          target: "${{ matrix.target }}"