Implement C++03 [dcl.init]p5's checking for value-initialization of references

properly, rather than faking it up by pretending that a reference member makes
the default constructor non-trivial. That leads to rejects-valids when putting
such types inside unions.

llvm-svn: 169662

2 files changed, 2 insertions, 0 deletions

diff --git a/clang/lib/Serialization/ASTReaderDecl.cpp b/clang/lib/Serialization/ASTReaderDecl.cpp
index d201f539fab..8c1058e396a 100644
--- a/clang/lib/Serialization/ASTReaderDecl.cpp
+++ b/clang/lib/Serialization/ASTReaderDecl.cpp
@@ -1099,6 +1099,7 @@ void ASTDeclReader::ReadCXXDefinitionData(
   Data.HasMutableFields = Record[Idx++];
   Data.HasOnlyCMembers = Record[Idx++];
   Data.HasInClassInitializer = Record[Idx++];
+  Data.HasUninitializedReferenceMember = Record[Idx++];
   Data.HasTrivialSpecialMembers = Record[Idx++];
   Data.HasIrrelevantDestructor = Record[Idx++];
   Data.HasConstexprNonCopyMoveConstructor = Record[Idx++];
diff --git a/clang/lib/Serialization/ASTWriter.cpp b/clang/lib/Serialization/ASTWriter.cpp
index b6f798921d3..f89ae2ef128 100644
--- a/clang/lib/Serialization/ASTWriter.cpp
+++ b/clang/lib/Serialization/ASTWriter.cpp
@@ -4588,6 +4588,7 @@ void ASTWriter::AddCXXDefinitionData(const CXXRecordDecl *D, RecordDataImpl &Rec
   Record.push_back(Data.HasMutableFields);
   Record.push_back(Data.HasOnlyCMembers);
   Record.push_back(Data.HasInClassInitializer);
+  Record.push_back(Data.HasUninitializedReferenceMember);
   Record.push_back(Data.HasTrivialSpecialMembers);
   Record.push_back(Data.HasIrrelevantDestructor);
   Record.push_back(Data.HasConstexprNonCopyMoveConstructor);