================
@@ -0,0 +1,6 @@
+// RUN: %clang_cc1 %s -fsyntax-only -Wmicrosoft -verify -fms-extensions
+
+typedef enum tag1 { } A; // expected-warning {{empty enumeration types are a
Microsoft extension}}
+typedef enum tag2 { } B; // expected-warning {{empty enumeration types are a
Microsoft extension}}
+typedef enum : unsigned { } C; // expected-warning {{enumeration types with a
fixed underlying type are a Microsoft extension}}\
----------------
erichkeane wrote:
This shouldn't warn 2x, the 'with a fixed underlying type' version is
sufficient.
Also, isn't this a C23 extension, not a microsoft extension (or at least, as
well)? See: `ext_c23_enum_fixed_underlying_type`.
https://github.com/llvm/llvm-project/pull/159981
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