Add Linux 32bits target to CI

.github/workflows/ci.yml

@@ -38,6 +38,26 @@ jobs:
         if: ${{ matrix.buildType == 'Release' }}
         run: |
           time make test262
+  linux-32bits:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: jirutka/setup-alpine@v1
+        with:
+          arch: x86
+          packages: "build-base make cmake"
+      - name: build
+        shell: alpine.sh {0}
+        run: |
+          make
+      - name: stats
+        shell: alpine.sh {0}
+        run: |
+          make stats
+      - name: test
+        shell: alpine.sh {0}
+        run: |
+          make test
   linux-examples:
     runs-on: ubuntu-latest
     steps: