[clang] [clang][Modules] Complete the implementation of P2615: Meaningful exports (PR #194201)

[Corentin Jabot via cfe-commits]

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@@ -440,6 +443,87 @@ Decl *Parser::ParseExportDeclaration() {
                                        T.getCloseLocation());
 }
 
+void Parser::CheckUnbracedLinkageOrExportDeclaration(
+    Decl *LinkageOrExportDecl) {
+  const auto *DC = cast<DeclContext>(LinkageOrExportDecl);
+  if (DC->decls_empty())
+    return;
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cor3ntin wrote:

I don't think that can ever be true, we should assert on it instead

https://github.com/llvm/llvm-project/pull/194201