PCH support for GNU statement expressions

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@69370 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 9 insertions, 0 deletions

diff --git a/lib/Frontend/PCHWriter.cpp b/lib/Frontend/PCHWriter.cpp
index 4bbaaa0c76..14e979f2bc 100644
--- a/lib/Frontend/PCHWriter.cpp
+++ b/lib/Frontend/PCHWriter.cpp
@@ -491,6 +491,7 @@ namespace {
     void VisitImplicitValueInitExpr(ImplicitValueInitExpr *E);
     void VisitVAArgExpr(VAArgExpr *E);
     void VisitAddrLabelExpr(AddrLabelExpr *E);
+    void VisitStmtExpr(StmtExpr *E);
     void VisitTypesCompatibleExpr(TypesCompatibleExpr *E);
     void VisitChooseExpr(ChooseExpr *E);
     void VisitGNUNullExpr(GNUNullExpr *E);
@@ -896,6 +897,14 @@ void PCHStmtWriter::VisitAddrLabelExpr(AddrLabelExpr *E) {
   Code = pch::EXPR_ADDR_LABEL;
 }
 
+void PCHStmtWriter::VisitStmtExpr(StmtExpr *E) {
+  VisitExpr(E);
+  Writer.WriteSubStmt(E->getSubStmt());
+  Writer.AddSourceLocation(E->getLParenLoc(), Record);
+  Writer.AddSourceLocation(E->getRParenLoc(), Record);
+  Code = pch::EXPR_STMT;
+}
+
 void PCHStmtWriter::VisitTypesCompatibleExpr(TypesCompatibleExpr *E) {
   VisitExpr(E);
   Writer.AddTypeRef(E->getArgType1(), Record);