1 files changed, 6 insertions, 0 deletions
diff --git a/clang/lib/Sema/MultiplexExternalSemaSource.cpp b/clang/lib/Sema/MultiplexExternalSemaSource.cpp
index 2b0cd6b8c4fc..80333e63127e 100644
--- a/clang/lib/Sema/MultiplexExternalSemaSource.cpp
+++ b/clang/lib/Sema/MultiplexExternalSemaSource.cpp
@@ -275,6 +275,12 @@ void MultiplexExternalSemaSource::ReadExtVectorDecls(
     Sources[i]->ReadExtVectorDecls(Decls);
 }
 
+void MultiplexExternalSemaSource::ReadDeclsToCheckForDeferredDiags(
+    llvm::SmallVector<Decl *, 4> &Decls) {
+  for(size_t i = 0; i < Sources.size(); ++i)
+    Sources[i]->ReadDeclsToCheckForDeferredDiags(Decls);
+}
+
 void MultiplexExternalSemaSource::ReadUnusedLocalTypedefNameCandidates(
     llvm::SmallSetVector<const TypedefNameDecl *, 4> &Decls) {
   for(size_t i = 0; i < Sources.size(); ++i)