PCH support for indirect gotos and address-of-label expressions.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@69369 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/PCHWriter.cpp b/lib/Frontend/PCHWriter.cpp
index bde8596..4bbaaa0 100644
--- a/lib/Frontend/PCHWriter.cpp
+++ b/lib/Frontend/PCHWriter.cpp
@@ -458,6 +458,7 @@
     void VisitDoStmt(DoStmt *S);
     void VisitForStmt(ForStmt *S);
     void VisitGotoStmt(GotoStmt *S);
+    void VisitIndirectGotoStmt(IndirectGotoStmt *S);
     void VisitContinueStmt(ContinueStmt *S);
     void VisitBreakStmt(BreakStmt *S);
     void VisitReturnStmt(ReturnStmt *S);
@@ -489,6 +490,7 @@
     void VisitDesignatedInitExpr(DesignatedInitExpr *E);
     void VisitImplicitValueInitExpr(ImplicitValueInitExpr *E);
     void VisitVAArgExpr(VAArgExpr *E);
+    void VisitAddrLabelExpr(AddrLabelExpr *E);
     void VisitTypesCompatibleExpr(TypesCompatibleExpr *E);
     void VisitChooseExpr(ChooseExpr *E);
     void VisitGNUNullExpr(GNUNullExpr *E);
@@ -601,6 +603,12 @@
   Code = pch::STMT_GOTO;
 }
 
+void PCHStmtWriter::VisitIndirectGotoStmt(IndirectGotoStmt *S) {
+  VisitStmt(S);
+  Writer.WriteSubStmt(S->getTarget());
+  Code = pch::STMT_INDIRECT_GOTO;
+}
+
 void PCHStmtWriter::VisitContinueStmt(ContinueStmt *S) {
   VisitStmt(S);
   Writer.AddSourceLocation(S->getContinueLoc(), Record);
@@ -880,6 +888,14 @@
   Code = pch::EXPR_VA_ARG;
 }
 
+void PCHStmtWriter::VisitAddrLabelExpr(AddrLabelExpr *E) {
+  VisitExpr(E);
+  Writer.AddSourceLocation(E->getAmpAmpLoc(), Record);
+  Writer.AddSourceLocation(E->getLabelLoc(), Record);
+  Record.push_back(Writer.GetLabelID(E->getLabel()));
+  Code = pch::EXPR_ADDR_LABEL;
+}
+
 void PCHStmtWriter::VisitTypesCompatibleExpr(TypesCompatibleExpr *E) {
   VisitExpr(E);
   Writer.AddTypeRef(E->getArgType1(), Record);