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-rw-r--r--clang/lib/Serialization/ASTWriterDecl.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/clang/lib/Serialization/ASTWriterDecl.cpp b/clang/lib/Serialization/ASTWriterDecl.cpp
index 46e251b80fc..b0ba7b47c9d 100644
--- a/clang/lib/Serialization/ASTWriterDecl.cpp
+++ b/clang/lib/Serialization/ASTWriterDecl.cpp
@@ -729,6 +729,7 @@ void ASTDeclWriter::VisitParmVarDecl(ParmVarDecl *D) {
!D->hasExtInfo() &&
!D->isImplicit() &&
!D->isUsed(false) &&
+ !D->isReferenced() &&
D->getAccess() == AS_none &&
!D->isModulePrivate() &&
D->getStorageClass() == 0 &&
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