CursorVisitor: migrate handling of

VAArgExpr to data-recursion algorithm.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@119440 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/tools/libclang/CIndex.cpp b/tools/libclang/CIndex.cpp
index 6d5df9f7c10eccc9bfcc7e10ee5de1fe1d0e7eb5..717db17f0ed5f8942d559a1adc4695b71103d002 100644 (file)
--- a/tools/libclang/CIndex.cpp
+++ b/tools/libclang/CIndex.cpp
@@ -339,7 +339,6 @@ public:
   bool VisitOffsetOfExpr(OffsetOfExpr *E);
   bool VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E);
   bool VisitAddrLabelExpr(AddrLabelExpr *E);
-  bool VisitVAArgExpr(VAArgExpr *E);
   bool VisitDesignatedInitExpr(DesignatedInitExpr *E);
   bool VisitCXXUuidofExpr(CXXUuidofExpr *E);
   bool VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *E);
@@ -1486,13 +1485,6 @@ bool CursorVisitor::VisitAddrLabelExpr(AddrLabelExpr *E) {
   return Visit(MakeCursorLabelRef(E->getLabel(), E->getLabelLoc(), TU));
 }
 
-bool CursorVisitor::VisitVAArgExpr(VAArgExpr *E) {
-  if (Visit(E->getWrittenTypeInfo()->getTypeLoc()))
-    return true;
-  
-  return Visit(MakeCXCursor(E->getSubExpr(), StmtParent, TU));
-}
-
 bool CursorVisitor::VisitDesignatedInitExpr(DesignatedInitExpr *E) {
   // Visit the designators.
   typedef DesignatedInitExpr::Designator Designator;
@@ -1712,6 +1704,7 @@ public:
   void VisitTypesCompatibleExpr(TypesCompatibleExpr *E);
   void VisitWhileStmt(WhileStmt *W);
   void VisitUnresolvedMemberExpr(UnresolvedMemberExpr *U);
+  void VisitVAArgExpr(VAArgExpr *E);
 
 private:
   void AddStmt(Stmt *S);
@@ -1870,6 +1863,10 @@ void EnqueueVisitor::VisitUnresolvedMemberExpr(UnresolvedMemberExpr *U) {
   if (!U->isImplicitAccess())
     AddStmt(U->getBase());
 }
+void EnqueueVisitor::VisitVAArgExpr(VAArgExpr *E) {
+  AddStmt(E->getSubExpr());
+  AddTypeLoc(E->getWrittenTypeInfo());
+}
 
 void CursorVisitor::EnqueueWorkList(VisitorWorkList &WL, Stmt *S) {
   EnqueueVisitor(WL, MakeCXCursor(S, StmtParent, TU)).Visit(S);