diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9eab46f..b5fc636 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,149 +18,33 @@ jobs:
   linux:
     name: Linux (Ubuntu)
     runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-    steps:
-      - uses: actions/checkout@v4
-        with:
-          submodules: true
-      - name: Build
-        run: |
-          make -j$(getconf _NPROCESSORS_ONLN) CONFIG_WERROR=y
-      - name: Stats
-        run: |
-          ./qjs -qd
-      - name: Run built-in tests
-        run: |
-          make test
-      - name: Run microbench
-        run: |
-          make microbench
+    container:
+      image: gitea.pockle.world/john/prosperon/linux:latest
 
-  linux-asan:
+    steps:
+      - name: Check out
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Test
+        run: |
+          meson setup build -Dbuildtype=release -Db_lto=true -Db_ndebug=true
+          meson test -C build
+
+  windows:
+    name: Windows (mingw)
     runs-on: ubuntu-latest
+    container:
+      image: gitea.pockle.world/john/prosperon/linux:latest
+
     steps:
-      - uses: actions/checkout@v4
+      - name: Check out
+        uses: actions/checkout@v4
         with:
-          submodules: true
-      - name: Build
-        run: |
-          make -j$(getconf _NPROCESSORS_ONLN) CONFIG_WERROR=y CONFIG_ASAN=y
-      - name: Run built-in tests
-        env:
-          ASAN_OPTIONS: halt_on_error=1
-        run: |
-          make CONFIG_ASAN=y test
+          fetch-depth: 0
 
-  linux-msan:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-        with:
-          submodules: true
-      - name: Build
-        env:
-          CC: clang
+      - name: Test
         run: |
-          make -j$(getconf _NPROCESSORS_ONLN) CONFIG_WERROR=y CONFIG_MSAN=y CONFIG_CLANG=y
-      - name: Run built-in tests
-        env:
-          MSAN_OPTIONS: halt_on_error=1
-        run: |
-          make CONFIG_MSAN=y CONFIG_CLANG=y test
-
-  linux-ubsan:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-        with:
-          submodules: true
-      - name: Build
-        run: |
-          make -j$(getconf _NPROCESSORS_ONLN) CONFIG_WERROR=y CONFIG_UBSAN=y
-      - name: Run built-in tests
-        env:
-          UBSAN_OPTIONS: halt_on_error=1
-        run: |
-          make CONFIG_UBSAN=y test
-
-  macos:
-    name: macOS
-    runs-on: macos-latest
-    strategy:
-      fail-fast: false
-    steps:
-      - uses: actions/checkout@v4
-      - name: Build
-        run: |
-          make -j$(getconf _NPROCESSORS_ONLN) CONFIG_WERROR=y
-      - name: Stats
-        run: |
-          ./qjs -qd
-      - name: Run built-in tests
-        run: |
-          make test
-
-  macos-asan:
-    runs-on: macos-latest
-    steps:
-      - uses: actions/checkout@v4
-      - name: Build
-        run: |
-          make -j$(getconf _NPROCESSORS_ONLN) CONFIG_WERROR=y CONFIG_ASAN=y
-      - name: Run built-in tests
-        env:
-          ASAN_OPTIONS: halt_on_error=1
-        run: |
-          make CONFIG_ASAN=y test
-
-  macos-ubsan:
-    runs-on: macos-latest
-    steps:
-      - uses: actions/checkout@v4
-      - name: Build
-        run: |
-          make -j$(getconf _NPROCESSORS_ONLN) CONFIG_WERROR=y CONFIG_UBSAN=y
-      - name: Run built-in tests
-        env:
-          UBSAN_OPTIONS: halt_on_error=1
-        run: |
-          make CONFIG_UBSAN=y test
-
-  freebsd:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - name: Build + test
-        uses: vmactions/freebsd-vm@v1
-        with:
-          usesh: true
-          prepare: |
-            pkg install -y gmake
-          run: |
-            gmake
-            ./qjs -qd
-            gmake test
-
-  qemu-alpine:
-    runs-on: ubuntu-latest
-
-    strategy:
-      fail-fast: false
-      matrix:
-        platform:
-          - i386
-          - arm32v6
-          - arm32v7
-          - arm64v8
-          - s390x
-
-    steps:
-      - uses: actions/checkout@v4
-        with:
-            submodules: recursive
-      - name: Get qemu
-        run: docker run --rm --privileged multiarch/qemu-user-static --reset -p yes
-      - name: Run tests on ${{ matrix.platform }}
-        run: docker run --rm --interactive --mount type=bind,source=$(pwd),target=/host ${{ matrix.platform }}/alpine sh -c "apk add git patch make gcc libc-dev && cd /host && make test"
-
+          meson setup build -Dbuildtype=release -Db_lto=true -Db_ndebug=true --cross-file mingw32.cross
+          meson test -C build
diff --git a/mingw32.cross b/mingw32.cross
new file mode 100644
index 0000000..af60c54
--- /dev/null
+++ b/mingw32.cross
@@ -0,0 +1,17 @@
+[binaries]
+c = 'x86_64-w64-mingw32-gcc'
+cpp = 'x86_64-w64-mingw32-g++'
+ar = 'x86_64-w64-mingw32-ar'
+windres = 'x86_64-w64-mingw32-windres'
+strip = 'x86_64-w64-mingw32-strip'
+exe_wrapper = 'wine'
+pkg-config = 'pkg-config'
+
+[host_machine]
+system = 'windows'
+cpu_family = 'x86_64'
+cpu = 'x86_64'
+endian = 'little'
+
+[properties]
+needs_exe_wrapper = true