PCH support for ParenExpr

llvm-svn: 69106

2 files changed, 22 insertions, 0 deletions

diff --git a/clang/lib/Frontend/PCHReader.cpp b/clang/lib/Frontend/PCHReader.cpp
index 057e66a6f7d..056c5d50d9b 100644
--- a/clang/lib/Frontend/PCHReader.cpp
+++ b/clang/lib/Frontend/PCHReader.cpp
@@ -237,6 +237,7 @@ namespace {
     unsigned VisitIntegerLiteral(IntegerLiteral *E);
     unsigned VisitFloatingLiteral(FloatingLiteral *E);
     unsigned VisitCharacterLiteral(CharacterLiteral *E);
+    unsigned VisitParenExpr(ParenExpr *E);
     unsigned VisitCastExpr(CastExpr *E);
     unsigned VisitImplicitCastExpr(ImplicitCastExpr *E);
   };
@@ -286,6 +287,14 @@ unsigned PCHStmtReader::VisitCharacterLiteral(CharacterLiteral *E) {
   return 0;
 }
 
+unsigned PCHStmtReader::VisitParenExpr(ParenExpr *E) {
+  VisitExpr(E);
+  E->setLParen(SourceLocation::getFromRawEncoding(Record[Idx++]));
+  E->setRParen(SourceLocation::getFromRawEncoding(Record[Idx++]));
+  E->setSubExpr(ExprStack.back());
+  return 1;
+}
+
 unsigned PCHStmtReader::VisitCastExpr(CastExpr *E) {
   VisitExpr(E);
   E->setSubExpr(ExprStack.back());
@@ -1605,6 +1614,10 @@ Expr *PCHReader::ReadExpr() {
       E = new (Context) CharacterLiteral(Empty);
       break;
 
+    case pch::EXPR_PAREN:
+      E = new (Context) ParenExpr(Empty);
+      break;
+
     case pch::EXPR_IMPLICIT_CAST:
       E = new (Context) ImplicitCastExpr(Empty);
       break;
diff --git a/clang/lib/Frontend/PCHWriter.cpp b/clang/lib/Frontend/PCHWriter.cpp
index 4ca3c8d0ae6..ca76243977e 100644
--- a/clang/lib/Frontend/PCHWriter.cpp
+++ b/clang/lib/Frontend/PCHWriter.cpp
@@ -449,6 +449,7 @@ namespace {
     void VisitIntegerLiteral(IntegerLiteral *E);
     void VisitFloatingLiteral(FloatingLiteral *E);
     void VisitCharacterLiteral(CharacterLiteral *E);
+    void VisitParenExpr(ParenExpr *E);
     void VisitCastExpr(CastExpr *E);
     void VisitImplicitCastExpr(ImplicitCastExpr *E);
   };
@@ -497,6 +498,14 @@ void PCHStmtWriter::VisitCharacterLiteral(CharacterLiteral *E) {
   Code = pch::EXPR_CHARACTER_LITERAL;
 }
 
+void PCHStmtWriter::VisitParenExpr(ParenExpr *E) {
+  VisitExpr(E);
+  Writer.AddSourceLocation(E->getLParen(), Record);
+  Writer.AddSourceLocation(E->getRParen(), Record);
+  Writer.WriteSubExpr(E->getSubExpr());
+  Code = pch::EXPR_PAREN;
+}
+
 void PCHStmtWriter::VisitCastExpr(CastExpr *E) {
   VisitExpr(E);
   Writer.WriteSubExpr(E->getSubExpr());