Build on Windows (#2743)

.github/workflows/build-test-windows.yml

@@ -0,0 +1,54 @@
+name: Build on Windows
+
+on:
+  workflow_dispatch:
+
+  pull_request:
+    branches:
+      - main
+  push:
+    branches:
+      - main
+
+permissions: read-all
+
+env:
+  NEW_WORKSPACE: C:\gh${{ github.run_id }}
+
+jobs:
+  build:
+    name: Build
+    runs-on: avc336
+    steps:
+      - name: Enable long paths
+        run: |
+          git config --system core.longPaths true
+
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Install Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.9'
+
+      # Copy workspace to a temporary location with a shorter name.
+      - name: Copy workspace
+        run: |
+          Copy-Item -Path ${{ github.workspace }} -Destination ${{ env.NEW_WORKSPACE }} -Recurse
+
+      # We need ninja >= 1.12.0 to support long names on Windows. At the moment there is no required
+      # version in pypi, so instead of installing ninja with pip we use a preinstalled 1.12.1 on the
+      # runner.
+      - name: Build Triton
+        run: |
+          cd ${{ env.NEW_WORKSPACE }}
+          cd python
+          pip install -U wheel pybind11 certifi cython cmake
+          python -m certifi
+          pip install --no-build-isolation '.[build]'
+
+      - name: Clean
+        if: ${{ always() }}
+        run: |
+          Remove-Item -LiteralPath ${{ env.NEW_WORKSPACE }} -Force -Recurse -ErrorAction Ignore