From e181de7f4fe9c75327836e5493c2783bcefc9293 Mon Sep 17 00:00:00 2001
From: Richard Smith <richard-llvm@metafoo.co.uk>
Date: Mon, 22 Apr 2019 22:50:11 +0000
Subject: [c++2a] Implement semantic restrictions for 'export' declarations.

llvm-svn: 358932
---
 clang/lib/Sema/SemaDeclCXX.cpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'clang/lib/Sema/SemaDeclCXX.cpp')

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 9f9e117ab9f..797bbbeca95 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -9037,6 +9037,9 @@ void Sema::ActOnFinishNamespaceDef(Decl *Dcl, SourceLocation RBrace) {
   PopDeclContext();
   if (Namespc->hasAttr<VisibilityAttr>())
     PopPragmaVisibility(true, RBrace);
+  // If this namespace contains an export-declaration, export it now.
+  if (DeferredExportedNamespaces.erase(Namespc))
+    Dcl->setModuleOwnershipKind(Decl::ModuleOwnershipKind::VisibleWhenImported);
 }
 
 CXXRecordDecl *Sema::getStdBadAlloc() const {
-- 
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