ci: Add PellesC 13.01 nightly CI job

Issue: #21536

.gitlab-ci.yml

@@ -1546,6 +1546,18 @@ t:windows-orangec7.0.7:
     variables:
         CMAKE_CI_JOB_NIGHTLY: "true"
 
+t:windows-pellesc13.01:
+    extends:
+        - .windows_pellesc13.01
+        - .cmake_test_windows_external
+        - .windows_x86_64_tags_concurrent
+        - .cmake_junit_artifacts
+        - .rules
+    needs:
+        - t:windows-vs2026-x64-ninja
+    variables:
+        CMAKE_CI_JOB_NIGHTLY: "true"
+
 # Windows arm64 jobs
 
 b:windows-arm64-vs2026-ninja:

.gitlab/.gitignore

@@ -19,6 +19,7 @@
 /openmp
 /open-watcom*
 /orangec
+/pellesc
 /python*
 /qt*
 /sccache*

.gitlab/ci/configure_windows_pellesc13.01.cmake

@@ -0,0 +1 @@
+include("${CMAKE_CURRENT_LIST_DIR}/configure_windows_pellesc_common.cmake")

.gitlab/ci/configure_windows_pellesc_common.cmake

@@ -0,0 +1,6 @@
+set(CMake_TEST_CXX OFF CACHE BOOL "")
+set(CMake_TEST_Java OFF CACHE BOOL "")
+
+set(configure_no_sccache 1)
+
+include("${CMAKE_CURRENT_LIST_DIR}/configure_external_test.cmake")

.gitlab/ci/env_windows_pellesc13.01.ps1

@@ -0,0 +1,6 @@
+. .gitlab/ci/ninja-env.ps1
+. .gitlab/ci/pellesc-env.ps1
+
+# FIXME(#21536): Avoid requiring the end user to enable
+# Pelles C's Microsoft extensions to use Windows APIs.
+$env:CFLAGS = "-Ze"

.gitlab/ci/pellesc-env.ps1

@@ -0,0 +1,6 @@
+& "$pwsh" -File ".gitlab/ci/pellesc.ps1"
+Invoke-Expression -Command .gitlab/ci/pellesc-vars.ps1
+
+$env:CC  = "pocc"
+$env:CXX = "pocc-does-not-support-c++"
+pocc | Select -First 1

.gitlab/ci/pellesc-vars.ps1

@@ -0,0 +1,7 @@
+$erroractionpreference = "stop"
+
+$all_env = cmd /c "`".gitlab\pellesc\bin\povars64.bat`" >NUL & powershell -Command `"Get-ChildItem env: | Select-Object -Property Key,Value | ConvertTo-Json`"" | ConvertFrom-Json
+
+foreach ($envvar in $all_env) {
+    [Environment]::SetEnvironmentVariable($envvar.Key, $envvar.Value)
+}

.gitlab/ci/pellesc.ps1

@@ -0,0 +1,33 @@
+$erroractionpreference = "stop"
+
+if ("$env:CMAKE_CONFIGURATION".Contains("pellesc13.01")) {
+    # PellesC 13.01
+    # https://www.pellesc.se/1300/setup.exe
+    $filename = "pellesc-13.01-1"
+    $sha256sum = "E48AF208D1A46F47490011979538C1DBC427B36D47554A76C3FF83284E8F83AE"
+} else {
+    throw ('unknown CMAKE_CONFIGURATION: ' + "$env:CMAKE_CONFIGURATION")
+}
+$archive = "$filename.zip"
+
+$outdir = $pwd.Path
+$outdir = "$outdir\.gitlab"
+$ProgressPreference = 'SilentlyContinue'
+# This URL is only visible inside of Kitware's network.  See above filename table.
+Invoke-WebRequest -Uri "https://cmake.org/files/dependencies/internal/$archive" -OutFile "$outdir\$archive"
+$hash = Get-FileHash "$outdir\$archive" -Algorithm SHA256
+if ($hash.Hash -ne $sha256sum) {
+    exit 1
+}
+
+Add-Type -AssemblyName System.IO.Compression.FileSystem
+[System.IO.Compression.ZipFile]::ExtractToDirectory("$outdir\$archive", "$outdir")
+Move-Item -Path "$outdir\$filename" -Destination "$outdir\pellesc"
+Remove-Item "$outdir\$archive"
+
+$scripts = "povars32.bat", "povars64.bat"
+foreach ($script in $scripts) {
+    $bat = Get-Content -Path "$outdir\pellesc\bin\$script.in" -Raw
+    $bat = $bat -Replace "@PellesCDir@","$outdir\pellesc"
+    $bat | Set-Content -Path "$outdir\pellesc\bin\$script"
+}

.gitlab/os-windows.yml

@@ -325,6 +325,21 @@
     variables:
         CMAKE_CONFIGURATION: windows_orangec7.0.7
 
+.windows_pellesc:
+    extends: .windows
+
+    variables:
+        CMAKE_GENERATOR: "Ninja"
+        CMAKE_CI_BUILD_TYPE: Release
+        CMAKE_CI_JOB_NIGHTLY_IGNORE_DEPS: "true"
+        CTEST_LABELS: "PellesC"
+
+.windows_pellesc13.01:
+    extends: .windows_pellesc
+
+    variables:
+        CMAKE_CONFIGURATION: windows_pellesc13.01
+
 .windows_arm64_vs2026:
     extends: .windows