Add 32-bit CI build (#43)

.github/workflows/build-32-bit.yml

@@ -0,0 +1,20 @@
+name: build-32-bit
+on: [push]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        go-version: [1.18.x]
+    name: Build with Go ${{ matrix.go-version }} 32-bit
+    steps:
+      - uses: actions/[email protected]
+      - name: Install Go
+        uses: actions/setup-go@v2
+        with:
+          stable: false
+          go-version: ${{ matrix.go-version }}
+
+      - name: Run tests
+        run: GOARCH=386 go test -v ./...

README.md

@@ -8,8 +8,6 @@ Concurrent data structures for Go. An extension for the standard `sync` package.
 
 This library should be considered experimental, so make sure to run tests and benchmarks for your use cases before adding it to your application.
 
-*Important note*. Only 64-bit builds are officially supported at the moment. If you need to run a 32-bit build, make sure to test it and open a GH issue in case of any problems.
-
 ### Benchmarks
 
 Benchmark results may be found [here](BENCHMARKS.md).