debug: Try setting some clang compatibility flags?

zanieb · zanieb · commit 2636c55c33ab · 2025-03-18T17:04:57.000-05:00
diff --git a/cpython-windows/build.py b/cpython-windows/build.py
@@ -656,6 +656,7 @@ def run_msbuild(
         # Use ClangCL for better build and runtime performance
         # https://github.com/python/cpython/issues/130090
         "/p:PlatformToolset=ClangCL",
+        "/p:AdditionalOptions=/clang:-fms-compatibility-version=19.29 /clang:-Wno-ignored-attributes"
     ]
 
     if freethreaded:

Original file line number	Diff line number	Diff line change
`@@ -656,6 +656,7 @@ def run_msbuild(`
`656`	`656`	`# Use ClangCL for better build and runtime performance`
`657`	`657`	`# https://github.com/python/cpython/issues/130090`
`658`	`658`	`"/p:PlatformToolset=ClangCL",`
	`659`	`+ "/p:AdditionalOptions=/clang:-fms-compatibility-version=19.29 /clang:-Wno-ignored-attributes"`
`659`	`660`	`]`
`660`	`661`
`661`	`662`	`if freethreaded:`