1 files changed, 26 insertions, 0 deletions
diff --git a/lib/Sema/TreeTransform.h b/lib/Sema/TreeTransform.h
index 953889c6a0..7edb2a8d80 100644
--- a/lib/Sema/TreeTransform.h
+++ b/lib/Sema/TreeTransform.h
@@ -2652,6 +2652,16 @@ public:
                                                ListInitialization);
   }
 
+  /// Build a new C++ __builtin_bit_cast expression.
+  ///
+  /// By default, performs semantic analysis to build the new expression.
+  /// Subclasses may override this routine to provide different behavior.
+  ExprResult RebuildBuiltinBitCastExpr(SourceLocation KWLoc,
+                                       TypeSourceInfo *TSI, Expr *Sub,
+                                       SourceLocation RParenLoc) {
+    return getSema().BuildBuiltinBitCastExpr(KWLoc, TSI, Sub, RParenLoc);
+  }
+
   /// Build a new C++ typeid(type) expression.
   ///
   /// By default, performs semantic analysis to build the new expression.
@@ -10247,6 +10257,22 @@ TreeTransform<Derived>::TransformCXXNamedCastExpr(CXXNamedCastExpr *E) {
 
 template<typename Derived>
 ExprResult
+TreeTransform<Derived>::TransformBuiltinBitCastExpr(BuiltinBitCastExpr *BCE) {
+  TypeSourceInfo *TSI =
+      getDerived().TransformType(BCE->getTypeInfoAsWritten());
+  if (!TSI)
+    return ExprError();
+
+  ExprResult Sub = getDerived().TransformExpr(BCE->getSubExpr());
+  if (Sub.isInvalid())
+    return ExprError();
+
+  return getDerived().RebuildBuiltinBitCastExpr(BCE->getBeginLoc(), TSI,
+                                                Sub.get(), BCE->getEndLoc());
+}
+
+template<typename Derived>
+ExprResult
 TreeTransform<Derived>::TransformCXXStaticCastExpr(CXXStaticCastExpr *E) {
   return getDerived().TransformCXXNamedCastExpr(E);
 }