Refactor internal declaration diagnostics in SemaExpr to consolidate Windows and COFF target checks under a single conditional for improved clarity and cross-platform compatibility.

Author: NeverSightAI

clang/lib/Sema/SemaExpr.cpp

@@ -157,9 +157,9 @@ static bool hasAnyExplicitStorageClass(const FunctionDecl *D) {
 static void diagnoseUseOfInternalDeclInInlineFunction(Sema &S,
                                                       const NamedDecl *D,
                                                       SourceLocation Loc) {
-#ifdef _WIN32
-  return;
-#endif
+  const llvm::Triple &Triple = S.Context.getTargetInfo().getTriple();
+  if (Triple.isOSWindows() || Triple.isOSBinFormatCOFF())
+    return;
   // This is disabled under C++; there are too many ways for this to fire in
   // contexts where the warning is a false positive, or where it is technically
   // correct but benign.