[clang] [Clang] Fix Microsoft ABI inheritance model when member pointer is used in a base specifier (PR #91990)

Mital Ashok via cfe-commits cfe-commits at lists.llvm.org
Fri Sep 6 12:59:02 PDT 2024


================
@@ -13,3 +15,18 @@ template <typename T>
 struct S3 {
   int T::*foo;
 };
+
+template<int I> struct Base {};
+struct
+S5 // #S5
+:
+Base<sizeof(int S5::*)>
+// expected-error at -1 {{member pointer has incomplete base type 'S5'}}
----------------
MitalAshok wrote:

Yes, that's just how `-fcomplete-member-pointers` works currently. It's more like a `-Werror=...` diagnostic

https://github.com/llvm/llvm-project/pull/91990


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