diff --git a/.github/workflows/build-and-check-windows-latest.yml b/.github/workflows/build-and-check-windows-latest.yml
new file mode 100644
index 0000000..e2d7b27
--- /dev/null
+++ b/.github/workflows/build-and-check-windows-latest.yml
@@ -0,0 +1,95 @@
+name: Build and Check (windows-latest)
+
+on:
+  push:
+  pull_request:
+  workflow_dispatch:
+  schedule:
+    - cron: '0 0 * * 5'
+
+jobs:
+  build_and_test:
+
+    runs-on: windows-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        pg_version: [10, 11, 12, 13, 14, 15, 16, 17]
+        use_healpix: [0]
+
+    name: PostgreSQL ${{ matrix.pg_version }} - USE_HEALPIX=${{ matrix.use_healpix }} (windows-latest)
+
+    defaults:
+      run:
+        shell: msys2 {0}
+
+    steps:
+
+    - name: Install MSYS2
+      uses: msys2/setup-msys2@v2
+      with:
+        update: true
+        msystem: mingw64
+        install: >-
+          base-devel
+          curl
+          git
+          make
+          perl
+          flex
+          bison
+          diffutils
+          mingw-w64-x86_64-zlib
+          mingw-w64-x86_64-icu
+          mingw-w64-x86_64-gcc
+
+    - name: Install PostgreSQL
+      run: |
+        echo "Workspace: ${GITHUB_WORKSPACE}"
+        git clone --single-branch -b "REL_${{ matrix.pg_version }}_STABLE" git://git.postgresql.org/git/postgresql.git
+        cd ${GITHUB_WORKSPACE}/postgresql
+        ./configure --enable-cassert --without-icu
+        make -j$(nproc)
+        make install
+
+    - name: Clone pgSphere
+      uses: actions/checkout@v4
+
+    - name: Build pgSphere
+      run: |
+        make --keep-going -j$(nproc) PROFILE='-Werror -Wall' USE_HEALPIX=0
+        make USE_HEALPIX=0 install
+
+    - name: Test pgSphere (installcheck)
+      run: |
+        initdb -D pgdata -U postgres
+        pg_ctl -D pgdata -l postgres_installcheck.log start
+        make USE_HEALPIX=0 installcheck
+        pg_ctl -D pgdata stop
+        rm -rf pgdata
+
+    - name: Show installcheck regression.diffs
+      if: ${{ failure() }}
+      run: cat regression.diffs
+
+    - name: Test pgSphere (crushtest)
+      run: |
+        initdb -D pgdata -U postgres
+        pg_ctl -D pgdata -l postgres_crushtest.log start
+        make USE_HEALPIX=0 crushtest
+        pg_ctl -D pgdata stop
+
+    - name: Show crushtest regression.diffs
+      if: ${{ failure() }}
+      run: cat regression.diffs
+
+    - name: Upload artifacts
+      uses: actions/upload-artifact@v4
+      if: success() || failure()
+      with:
+        name: ${{ env.GITHUB_REF_SLUG_URL }}-pg${{ matrix.pg_version }}-use-healpix-${{ matrix.use_healpix }}-${{ github.run_id }}
+        if-no-files-found: ignore
+        path: |
+          ./**/*.log
+          ./**/*.diffs
diff --git a/expected/init_extended.out b/expected/init_extended.out
index 382a0dc..adeaa8d 100644
--- a/expected/init_extended.out
+++ b/expected/init_extended.out
@@ -1,18 +1,18 @@
 -- indexed operations.....
 -- spoint_data and scircle_data tables have to be created and indexed using
-\! testsuite/gen_point.pl 1 > results/gen_point_1.sql
+\! perl testsuite/gen_point.pl 1 > results/gen_point_1.sql
 \i results/gen_point_1.sql
 CREATE TABLE spoint_data (sp spoint);
 COPY spoint_data (sp) FROM stdin;
 CREATE INDEX sp_idx ON spoint_data USING gist (sp);
 -- and
-\! testsuite/gen_circle.pl 1 0.1 > results/gen_circle_1_0.1.sql
+\! perl testsuite/gen_circle.pl 1 0.1 > results/gen_circle_1_0.1.sql
 \i results/gen_circle_1_0.1.sql
 CREATE TABLE scircle_data (sc scircle);
 COPY scircle_data (sc) FROM stdin;
 CREATE INDEX sc_idx ON scircle_data USING gist (sc);
 --
-\! testsuite/gen_poly.pl 1 0.1 4 > results/gen_poly_1_0.1_4.sql
+\! perl testsuite/gen_poly.pl 1 0.1 4 > results/gen_poly_1_0.1_4.sql
 \i results/gen_poly_1_0.1_4.sql
 CREATE TABLE spoly_data (sp spoly);
 COPY spoly_data (sp) FROM stdin;
diff --git a/sql/init_extended.sql b/sql/init_extended.sql
index 800d7e4..b28f0ef 100644
--- a/sql/init_extended.sql
+++ b/sql/init_extended.sql
@@ -2,15 +2,15 @@
 
 -- spoint_data and scircle_data tables have to be created and indexed using
 
-\! testsuite/gen_point.pl 1 > results/gen_point_1.sql
+\! perl testsuite/gen_point.pl 1 > results/gen_point_1.sql
 \i results/gen_point_1.sql
 
 -- and
 
-\! testsuite/gen_circle.pl 1 0.1 > results/gen_circle_1_0.1.sql
+\! perl testsuite/gen_circle.pl 1 0.1 > results/gen_circle_1_0.1.sql
 \i results/gen_circle_1_0.1.sql
 
 --
 
-\! testsuite/gen_poly.pl 1 0.1 4 > results/gen_poly_1_0.1_4.sql
+\! perl testsuite/gen_poly.pl 1 0.1 4 > results/gen_poly_1_0.1_4.sql
 \i results/gen_poly_1_0.1_4.sql