Added a field to BlockDeclRefExpr for future use.

No functionality change yet.

llvm-svn: 105479

3 files changed, 5 insertions, 1 deletions

diff --git a/clang/lib/AST/StmtProfile.cpp b/clang/lib/AST/StmtProfile.cpp
index ac3a9eeda66..4b17e5262e3 100644
--- a/clang/lib/AST/StmtProfile.cpp
+++ b/clang/lib/AST/StmtProfile.cpp
@@ -428,6 +428,8 @@ void StmtProfiler::VisitBlockDeclRefExpr(BlockDeclRefExpr *S) {
   VisitDecl(S->getDecl());
   ID.AddBoolean(S->isByRef());
   ID.AddBoolean(S->isConstQualAdded());
+  if (S->getCopyConstructorExpr())
+    Visit(S->getCopyConstructorExpr());
 }
 
 static Stmt::StmtClass DecodeOperatorCall(CXXOperatorCallExpr *S,
diff --git a/clang/lib/Frontend/PCHReaderStmt.cpp b/clang/lib/Frontend/PCHReaderStmt.cpp
index 3931adbe8f2..d58a9730bb2 100644
--- a/clang/lib/Frontend/PCHReaderStmt.cpp
+++ b/clang/lib/Frontend/PCHReaderStmt.cpp
@@ -764,7 +764,8 @@ unsigned PCHStmtReader::VisitBlockDeclRefExpr(BlockDeclRefExpr *E) {
   E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++]));
   E->setByRef(Record[Idx++]);
   E->setConstQualAdded(Record[Idx++]);
-  return 0;
+  E->setCopyConstructorExpr(cast_or_null<Expr>(StmtStack.back()));
+  return 1;
 }
 
 //===----------------------------------------------------------------------===//
diff --git a/clang/lib/Frontend/PCHWriterStmt.cpp b/clang/lib/Frontend/PCHWriterStmt.cpp
index a9ee43527ce..b3501d09844 100644
--- a/clang/lib/Frontend/PCHWriterStmt.cpp
+++ b/clang/lib/Frontend/PCHWriterStmt.cpp
@@ -688,6 +688,7 @@ void PCHStmtWriter::VisitBlockDeclRefExpr(BlockDeclRefExpr *E) {
   Writer.AddSourceLocation(E->getLocation(), Record);
   Record.push_back(E->isByRef());
   Record.push_back(E->isConstQualAdded());
+  Writer.WriteSubStmt(E->getCopyConstructorExpr());
   Code = pch::EXPR_BLOCK_DECL_REF;
 }