Add ware-ws2025 worker with MSVC refleaks and Clang builders (#764)

Author: zware

master/custom/builders.py

@@ -42,7 +42,6 @@
     CentOS9NoBuiltinHashesUnixBuildExceptBlake2,
     Windows64Build,
     Windows64NoGilBuild,
-    Windows64PGOBuild,
     Windows64PGOTailcallBuild,
     Windows64PGONoGilBuild,
     Windows64PGONoGilTailcallBuild,
@@ -123,14 +122,25 @@ def get_tier_from_tags(tags):
 # updating them (e.g. changing stability)
 
 BUILDER_DEFS = [
-
     # Tests that require the 'tzdata' and 'xpickle' resources
     BuilderDef(
         "aarch64 Ubuntu Oddballs",
         factories.UnixOddballsBuild,
         tags={STABLE, TIER_1},
         worker_name="stan-aarch64-ubuntu",
     ),
+    BuilderDef(
+        "AMD64 Windows Server 2025 Clang",
+        factories.Windows64ClangBuild,
+        tags={UNSTABLE, NO_TIER},
+        worker_name="ware-ws2025",
+    ),
+    BuilderDef(
+        "AMD64 Windows Server 2025 Refleaks",
+        factories.Windows64RefleakBuild,
+        tags={UNSTABLE, TIER_1},
+        worker_name="ware-ws2025",
+    ),
     BuilderDef(
         "AMD64 Windows PGO",
         factories.Windows64PGOBuild,

master/custom/factories.py

@@ -680,6 +680,11 @@ class Windows64Build(BaseWindowsBuild):
     factory_tags = ["win64"]
 
 
+class Windows64ClangBuild(Windows64Build):
+    buildFlags = [*Windows64Build.buildFlags, '"/p:PlatformToolset=ClangCL"']
+    factory_tags = [*Windows64Build.factory_tags, 'clang']
+
+
 class Windows64BigmemBuild(BaseWindowsBuild):
     buildersuffix = ".bigmem"
     buildFlags = ["-p", "x64"]

master/custom/workers.py

@@ -426,4 +426,9 @@ def get_workers(settings):
             tags=['linux', 'unix', 'nixos', 'amd64', 'x86-64'],
             parallel_tests=10,
         ),
+        cpw(
+            name="ware-ws2025",
+            tags=["windows", "ws2025", "amd64", "x86-64", "clang", "msvc"],
+            parallel_tests=4,
+        ),
     ]