Teach RAV to pass its DataRecursionQueue to derived classes if they ask for it,

to allow them to explicitly opt into data recursion despite having overridden
Traverse*Stmt or Traverse*Expr. Use this to reintroduce data recursion to the
one place that lost it when DataRecursiveASTVisitor was removed.

llvm-svn: 254041

1 files changed, 3 insertions, 2 deletions

diff --git a/clang/tools/libclang/IndexBody.cpp b/clang/tools/libclang/IndexBody.cpp
index a186876947a..64df4b85bea 100644
--- a/clang/tools/libclang/IndexBody.cpp
+++ b/clang/tools/libclang/IndexBody.cpp
@@ -125,10 +125,11 @@ public:
     return true;
   }
 
-  bool TraverseCXXOperatorCallExpr(CXXOperatorCallExpr *E) {
+  bool TraverseCXXOperatorCallExpr(CXXOperatorCallExpr *E,
+                                   DataRecursionQueue *Q = nullptr) {
     if (E->getOperatorLoc().isInvalid())
       return true; // implicit.
-    return base::TraverseCXXOperatorCallExpr(E);
+    return base::TraverseCXXOperatorCallExpr(E, Q);
   }
 
   bool VisitDeclStmt(DeclStmt *S) {